| artist,genre,country | |
| P'COCK,Progressive Electronic,Germany | |
| P'FAUN,Progressive Electronic,Germany | |
| P. G. SIX,Prog Folk,United States | |
| P.A.W.N.,Heavy Prog,Germany | |
| P.O.N.,RIO/Avant-Prog,Japan | |
| PAATOS,Crossover Prog,Sweden | |
| PABLO EL ENTERRADOR,Symphonic Prog,Argentina | |
| PABST,RIO/Avant-Prog,Germany | |
| RAFAE ACHA,Prog Folk,Spain | |
| PACIFIC SOUND,Krautrock,Switzerland | |
| PACIFICO,Crossover Prog,Argentina | |
| PADRE,Crossover Prog,Poland | |
| PAEAN,Tech/Extreme Prog Metal,Estonia | |
| I AESE DEI BALOCCHI,Rock Progressivo Italiano,Italy | |
| PAGA (PAGA GROUP),Zeuhl,France | |
| PAGAN HARVEST,Prog Folk,United Kingdom | |
| PAGAN'S MIND,Progressive Metal,Norway | |
| MAUR AGANI,Rock Progressivo Italiano,Italy | |
| JIMMY AGE - ROBERT PLANT,Prog Related,United Kingdom | |
| PAGEANT,Symphonic Prog,Japan | |
| T AICHNIDIA TOU ILIOU,Psychedelic/Space Rock,Greece | |
| PAIDARION,Crossover Prog,Finland | |
| PAIENS,Jazz Rock/Fusion,Canada | |
| PAIK,Post Rock/Math rock,United States | |
| PAIKAPPU,Crossover Prog,Japan | |
| PAIN OF SALVATION,Progressive Metal,Sweden | |
| PAINKILLER,RIO/Avant-Prog,United States | |
| PAINTED IN EXILE,Tech/Extreme Prog Metal,United States | |
| MARCI AJAK,Neo-Prog,Poland | |
| PAJARO,Eclectic Prog,Argentina | |
| PAK,RIO/Avant-Prog,United States | |
| PAKHUS 1,Jazz Rock/Fusion,Denmark | |
| PALADIN,Progressive Electronic,United Kingdom | |
| PALADIN,Crossover Prog,United Kingdom | |
| PALCO NUMERO CINQUE,Crossover Prog,Italy | |
| PALE ACUTE MOON,Symphonic Prog,Japan | |
| PALE MANNEQUIN,Crossover Prog,Poland | |
| PALEY'S WATCH,Eclectic Prog,United Kingdom | |
| PÁLIDOS,Psychedelic/Space Rock,Portugal | |
| PALINCKX,RIO/Avant-Prog,Netherlands | |
| PALINDROME,Crossover Prog,Austria | |
| PALLAS,Neo-Prog,United Kingdom | |
| PALM,Post Rock/Math rock,United States | |
| BRUC ALMER,Psychedelic/Space Rock,Canada | |
| CAR ALMER,Crossover Prog,United Kingdom | |
| PALPABLE DEFEAT,Progressive Metal,United States | |
| PAN & REGALIZ,Proto-Prog,Spain | |
| PAN-RA,Prog Folk,Germany | |
| PAN.THY.MONIUM,Experimental/Post Metal,Sweden | |
| PANABRITE,Progressive Electronic,United States | |
| PANACEAH,Progressive Metal,Brazil | |
| PANAMA RED,Jazz Rock/Fusion,Germany | |
| PANCAKE,Krautrock,Germany | |
| TH ANCAKES,Psychedelic/Space Rock,Germany | |
| PANDA FIGHT CLUB,Rock Progressivo Italiano,Italy | |
| PANDEA,Progressive Metal,Germany | |
| PANDEMONIUM,Tech/Extreme Prog Metal,Sweden | |
| PANDORA,Rock Progressivo Italiano,Italy | |
| PANDORA,Symphonic Prog,Sweden | |
| PANDORA 101,Progressive Metal,Brazil | |
| PANDORA SNAIL,Eclectic Prog,Russia | |
| PANDORAS.BOX,Neo-Prog,Germany | |
| HE ANDORRA ENSEMBLE,Eclectic Prog,Netherlands | |
| PANE,Rock Progressivo Italiano,Italy | |
| PANEGYRIST,Tech/Extreme Prog Metal,United States | |
| PANGAEA,Neo-Prog,United States | |
| PANGEA,Rock Progressivo Italiano,Italy | |
| PANGÉE,Eclectic Prog,Canada | |
| PANIC ROOM,Crossover Prog,United Kingdom | |
| PANICSMILE,RIO/Avant-Prog,Japan | |
| PANKO,Krautrock,Germany | |
| PANNA FREDDA,Rock Progressivo Italiano,Italy | |
| PANOPTICON,Jazz Rock/Fusion,Belgium | |
| PANOPTICON,Experimental/Post Metal,United States | |
| MARI ANSERI,Rock Progressivo Italiano,Italy | |
| PANTA REI,Psychedelic/Space Rock,Sweden | |
| PANTA RHEI,Jazz Rock/Fusion,Germany | |
| PANTA RHEI,Symphonic Prog,Hungary | |
| PANTALEON,Progressive Metal,Germany | |
| PANTHEON,Canterbury Scene,Netherlands | |
| PANTHER & C.,Rock Progressivo Italiano,Italy | |
| PANTHER ATTACK,Post Rock/Math rock,United States | |
| PANTOKRAATOR,Neo-Prog,Estonia | |
| PANTOMMIND,Progressive Metal,Bulgaria | |
| STEFAN ANUNZI,Crossover Prog,Italy | |
| PANZA,Crossover Prog,Argentina | |
| PANZERBALLETT,Jazz Rock/Fusion,Germany | |
| PANZERPAPPA,RIO/Avant-Prog,Norway | |
| PAPANGU,Experimental/Post Metal,Brazil | |
| PAPER MICE,RIO/Avant-Prog,United States | |
| PAPIR,Psychedelic/Space Rock,Denmark | |
| PARABSTRUSE,Post Rock/Math rock,United States | |
| PARADIGM BLUE,Heavy Prog,United States | |
| PARADIGM SHIFT,Progressive Metal,United Kingdom | |
| PARADISE 9,Psychedelic/Space Rock,United Kingdom | |
| PARADISO A BASSO PREZZO,Rock Progressivo Italiano,Italy | |
| I ARADISO DEGLI ORCHI,Rock Progressivo Italiano,Italy | |
| PARADOX,Psychedelic/Space Rock,United Kingdom | |
| PARADOX,Prog Folk,Poland | |
| PARADOX,Neo-Prog,Germany | |
| PARADOX ONE,Psychedelic/Space Rock,United Kingdom | |
| TH ARADOX TWIN,Crossover Prog,United Kingdom | |
| PARAGONE,Symphonic Prog,United States | |
| PARALLAXE,Progressive Metal,France | |
| PARALLEL DIMENSION,Tech/Extreme Prog Metal,Puerto Rico | |
| PARALLEL MIND,Jazz Rock/Fusion,United States | |
| PARALLEL OR 90 DEGREES,Psychedelic/Space Rock,United Kingdom | |
| PARALYDIUM,Progressive Metal,Sweden | |
| E ÁRAMO,Psychedelic/Space Rock,Spain | |
| PARANOID VOID,Post Rock/Math rock,Japan | |
| PARANOISE,Jazz Rock/Fusion,United States | |
| PARANORMAL ACTIVITY,Progressive Metal,Ukraine | |
| PARAZIT,Heavy Prog,Mexico | |
| PARDANS,RIO/Avant-Prog,Denmark | |
| NICOL ARDINI,Rock Progressivo Italiano,Italy | |
| PAREIDOLON,Crossover Prog,Canada | |
| PARHELIA,Post Rock/Math rock,Ireland | |
| PARLOUR,Post Rock/Math rock,United States | |
| TH ARLOUR BAND,Prog Related,United Kingdom | |
| MATTHE ARMENTER,Neo-Prog,United States | |
| RYA ARMENTER,Crossover Prog,United States | |
| EMMANUELL ARRENIN,Prog Folk,France | |
| IA ARRY,Progressive Metal,United Kingdom | |
| STEPHE ARSICK,Progressive Electronic,Germany | |
| PÄRSON SOUND,Proto-Prog,Sweden | |
| THE ALA ARSONS PROJECT,Crossover Prog,United Kingdom | |
| ALA ARSONS,Prog Related,United Kingdom | |
| PARTHENON,Symphonic Prog,Venezuela | |
| PARTNER,RIO/Avant-Prog,United States | |
| PARZIVAL,Prog Folk,Germany | |
| PARZIVALS EYE,Neo-Prog,Multi-National | |
| PAS MUSIQUE,Progressive Electronic,United States | |
| HERMET ASCOAL,Jazz Rock/Fusion,Brazil | |
| JAK ASHKIN,Neo-Prog,Russia | |
| PASSPORT,Jazz Rock/Fusion,Germany | |
| PASTORAL,Prog Folk,Argentina | |
| JAC ASTORIUS,Jazz Rock/Fusion,United States | |
| PAT COOL,Crossover Prog,Netherlands | |
| TH AT SAJAK ASSASSINS,Crossover Prog,United States | |
| PATANGA,Prog Folk,Germany | |
| PATAPHONIE,RIO/Avant-Prog,France | |
| PATCH,Crossover Prog,Australia | |
| PATCHWORK CACOPHONY,Symphonic Prog,United Kingdom | |
| PATERNOSTER,Krautrock,Austria | |
| PATHOSRAY,Progressive Metal,Italy | |
| INDRE ATTE,Neo-Prog,Estonia | |
| PATTERN-SEEKING ANIMALS,Crossover Prog,United States | |
| TON ATTERSON,Crossover Prog,United Kingdom | |
| PATTO,Jazz Rock/Fusion,United Kingdom | |
| MIK ATTON,RIO/Avant-Prog,United States | |
| HENNIN AULY,Progressive Metal,United States | |
| PAVALLION,Psychedelic/Space Rock,Germany | |
| PAVING THE LABYRINTH,Post Rock/Math rock,South Africa | |
| PAVLOV'S DOG,Crossover Prog,United States | |
| PAWA UP FIRST,Post Rock/Math rock,Canada | |
| TH AX CECILIA,Experimental/Post Metal,United States | |
| PAX ROMANA,Neo-Prog,Finland | |
| PAYNE'S GRAY,Progressive Metal,Germany | |
| JEAN LU AYSSAN,Prog Folk,France | |
| THIERR AYSSAN,Crossover Prog,France | |
| PAZOP,Canterbury Scene,Belgium | |
| PAZZO FANFANO DI MUSICA,Symphonic Prog,Japan | |
| PBII,Neo-Prog,Netherlands | |
| PEACH PIT,Post Rock/Math rock,Croatia | |
| ANNETT EACOCK,Crossover Prog,United States | |
| PEAK,Progressive Electronic,Australia | |
| PEANUT BRITTLE SATELLITE,Eclectic Prog,United States | |
| PEARLS BEFORE SWINE,Prog Folk,United States | |
| PEARLS OF SWINES,RIO/Avant-Prog,France | |
| PECCATUM,Experimental/Post Metal,Norway | |
| PEDRA,Crossover Prog,Brazil | |
| PEGGY'S LEG,Eclectic Prog,Ireland | |
| PELE,Post Rock/Math rock,United States | |
| PELICAN,Experimental/Post Metal,United States | |
| PELL MELL,Symphonic Prog,Germany | |
| PÉLOQUIN-SAUVAGEAU,Psychedelic/Space Rock,Canada | |
| MAUR ELOSI,Rock Progressivo Italiano,Italy | |
| PELT,Indo-Prog/Raga Rock,United States | |
| PENCARROW,Progressive Metal,New Zealand | |
| PENDRAGON,Neo-Prog,United Kingdom | |
| PENDULUM,Heavy Prog,Indonesia | |
| PENGUIN CAFE,Post Rock/Math rock,United Kingdom | |
| TH ENGUIN CAFE ORCHESTRA,Eclectic Prog,United Kingdom | |
| PENGUINSMEAT,Post Rock/Math rock,Russia | |
| PENNA,Heavy Prog,United States | |
| ENNELLI DI VERMEER,Rock Progressivo Italiano,Italy | |
| PENNY'S TWISTED FLAVOUR,Progressive Metal,Netherlands | |
| PENSÉES NOCTURNES,Tech/Extreme Prog Metal,France | |
| PENSIERO NOMADE,Crossover Prog,Italy | |
| PENTACLE,Symphonic Prog,France | |
| TH ENTANGLE,Prog Folk,United Kingdom | |
| PENTESILEA ROAD,Heavy Prog,Italy | |
| L ENTOLA DI PAPIN,Rock Progressivo Italiano,Italy | |
| PENTWATER,Eclectic Prog,United States | |
| PEOPLE,Psychedelic/Space Rock,Japan | |
| PEOPLE OF THE NORTH,Psychedelic/Space Rock,United States | |
| PEPERI PARTUM,Jazz Rock/Fusion,Argentina | |
| DAVID EPI,Progressive Metal,Italy | |
| VICTO ERAINO'S KINGDOM COME,Crossover Prog,United States | |
| PERCEPTION,Zeuhl,France | |
| PERDIO,Rock Progressivo Italiano,Italy | |
| FERNAND ERDOMO,Crossover Prog,United States | |
| PERENNIAL QUEST,Progressive Metal,Germany | |
| PERERIN,Prog Folk,United Kingdom | |
| PERFECT,Eclectic Prog,United States | |
| PERFECT BEINGS,Crossover Prog,United States | |
| PERFECT STORM,Neo-Prog,Netherlands | |
| PERFUME DE MUJER,RIO/Avant-Prog,Cuba | |
| LIND ERHACS,Prog Folk,United States | |
| PERHAPS,Post Rock/Math rock,United States | |
| PERHAPS CONTRAPTION,RIO/Avant-Prog,United Kingdom | |
| PERIFERIA DEL MONDO,Rock Progressivo Italiano,Italy | |
| PERIGEO,Jazz Rock/Fusion,Italy | |
| PERIHELION SHIP,Tech/Extreme Prog Metal,Finland | |
| PERIHELLIUM,Progressive Metal,Poland | |
| PERILYMPH,Psychedelic/Space Rock,France | |
| PERIPHERY,Progressive Metal,United States | |
| PERIPLO,Rock Progressivo Italiano,Italy | |
| PERIZONA EXPERIMENT,Psychedelic/Space Rock,Italy | |
| PERMANENT CLEAR LIGHT,Psychedelic/Space Rock,Finland | |
| PERMIAN INCIDENT,Heavy Prog,Norway | |
| TH EROTIC THEATRE,Eclectic Prog,Germany | |
| L ERRA,RIO/Avant-Prog,Mexico | |
| GUILLAUM ERRET & THE ELECTRIC EPIC,Jazz Rock/Fusion,France | |
| RUD ERRONE,Crossover Prog,United States | |
| ANDRE ERROTTA,Crossover Prog,Italy | |
| JOHN G ERRY,Canterbury Scene,United Kingdom | |
| PERSEFONE,Tech/Extreme Prog Metal,Andorra | |
| PERSÉIDE,Crossover Prog,Canada | |
| PERSEPHONE'S DREAM,Heavy Prog,United States | |
| PERSIMFANS,Rock Progressivo Italiano,Italy | |
| SEBASTIA ERSINI,Progressive Metal,Argentina | |
| PERSONA GRATA,Progressive Metal,Slovakia | |
| PERSONA NON GRATA,Progressive Metal,Greece | |
| PERSPECTIVE X IV,Progressive Metal,United States | |
| PERSPECTIVES OF A CIRCLE,Crossover Prog,Italy | |
| PERTEGO,Post Rock/Math rock,Italy | |
| PERVY PERKIN,Progressive Metal,Spain | |
| PESKY GEE,Heavy Prog,United Kingdom | |
| PESNIARY (PESNYARY),Prog Folk,Belarus | |
| PESSIMIST,Progressive Metal,Czech Republic | |
| PESTIFER,Tech/Extreme Prog Metal,Belgium | |
| PESTILENCE,Tech/Extreme Prog Metal,Netherlands | |
| PET SLIMMERS OF THE YEAR,Experimental/Post Metal,United Kingdom | |
| PETER M.,Progressive Electronic,Italy | |
| PETER PAN,Neo-Prog,Poland | |
| MIK ETKOVSKI,Jazz Rock/Fusion,Yugoslavia | |
| PETR NOVAK,Crossover Prog,Czech Republic | |
| OT ETRINA,Symphonic Prog,Czech Republic | |
| PETROGRAD IN TRANSIT,Post Rock/Math rock,United States | |
| PETROLEUM FALCON,Crossover Prog,United States | |
| IV ETROVIC,Progressive Metal,Croatia | |
| JOH ETRUCCI,Progressive Metal,United States | |
| PETRUS CASTRUS,Symphonic Prog,Portugal | |
| PEZ,Crossover Prog,Argentina | |
| PFS,RIO/Avant-Prog,United States | |
| PG. LOST,Post Rock/Math rock,Sweden | |
| PH2,Symphonic Prog,France | |
| PHAEDRA,Rock Progressivo Italiano,Italy | |
| PHAENOMENA,Progressive Metal,Italy | |
| PHAESIS,Neo-Prog,France | |
| PHAETON,Progressive Metal,Canada | |
| PHANTOM'S OPERA,Heavy Prog,United States | |
| PHARAOH OVERLORD,Psychedelic/Space Rock,Finland | |
| PHARNAL,Eclectic Prog,France | |
| PHAROAH CHROMIUM,Progressive Electronic,Germany | |
| PHAVIAN,Progressive Metal,United States | |
| PHENOM,Neo-Prog,India | |
| PHEWWHOO,Post Rock/Math rock,Japan | |
| PHI,Heavy Prog,Austria | |
| PHIDEAUX,Crossover Prog,United States | |
| PHILHARMONIE,Eclectic Prog,France | |
| PHILHELMON,Crossover Prog,Netherlands | |
| ANTHON HILLIPS,Symphonic Prog,United Kingdom | |
| SHAW HILLIPS,Prog Related,United States | |
| SIMO HILLIPS,Jazz Rock/Fusion,United Kingdom | |
| PHILOSOPHOBIA,Progressive Metal,Multi-National | |
| PHISH,Prog Related,United States | |
| PHLEBOTOMIZED,Tech/Extreme Prog Metal,Netherlands | |
| PHLOX,Jazz Rock/Fusion,Estonia | |
| PHLOX,Psychedelic/Space Rock,Malaysia | |
| PHOEN1X,Neo-Prog,United States | |
| PHOENIX,Prog Folk,Romania | |
| PHOENIX AGAIN,Neo-Prog,Italy | |
| PHOENIX DOWN,Heavy Prog,United States | |
| PHOG,Symphonic Prog,France | |
| PHOLAS DACTYLUS,Rock Progressivo Italiano,Italy | |
| PHONEMA,Tech/Extreme Prog Metal,Poland | |
| PHREEWORLD,Neo-Prog,United States | |
| PHROZENLIGHT,Progressive Electronic,Netherlands | |
| PHRYGIAN GATES,Progressive Metal,Sweden | |
| PHYLTER,Symphonic Prog,Belgium | |
| TH HYSICS HOUSE BAND,Post Rock/Math rock,United Kingdom | |
| EMM HYZEMA,RIO/Avant-Prog,United States | |
| PI MEZON,Progressive Metal,Finland | |
| PI XPRNC,Neo-Prog,Venezuela | |
| PI-ER-2,Jazz Rock/Fusion,Poland | |
| PI2,Symphonic Prog,Spain | |
| PIAH MATER,Tech/Extreme Prog Metal,Brazil | |
| PIANO CONCLAVE,Jazz Rock/Fusion,Multi-National | |
| GIORGIO FIC IAZZA,Rock Progressivo Italiano,Italy | |
| PICA FIERCE,Tech/Extreme Prog Metal,Norway | |
| PICCHIO DAL POZZO,Canterbury Scene,Italy | |
| PICKLELEGAZ,Neo-Prog,Netherlands | |
| CHRI ICTON,Crossover Prog,United Kingdom | |
| PICTORIAL WAND,Symphonic Prog,Norway | |
| PICTURES,Neo-Prog,Italy | |
| PICTURES FROM NADIRA,Post Rock/Math rock,Germany | |
| PIE Q,Crossover Prog,Israel | |
| PIED PIPER,Crossover Prog,Argentina | |
| PIENZA ETHNORKESTRA,RIO/Avant-Prog,France | |
| GIA IERETTI,Rock Progressivo Italiano,Italy | |
| MASSIM IERETTI,Crossover Prog,Italy | |
| PIERO E I COTTONFIELDS,Rock Progressivo Italiano,Italy | |
| PIERO EZIO E TINO,Rock Progressivo Italiano,Italy | |
| PIERROT LUNAIRE,Prog Folk,Italy | |
| PIEZO,Crossover Prog,Canada | |
| PIG FARM ON THE MOON,Symphonic Prog,Venezuela | |
| PIG SOUL,RIO/Avant-Prog,Brazil | |
| PIG'N'AIF,Crossover Prog,United Kingdom | |
| PIGLET,Post Rock/Math rock,United States | |
| PIIRPAUKE,Prog Folk,Finland | |
| PIKANTIK,Crossover Prog,Poland | |
| PIKAPIKA TEART,RIO/Avant-Prog,Russia | |
| PIKE,Experimental/Post Metal,Sweden | |
| PILGRYM,Neo-Prog,United Kingdom | |
| PILOT VOYAGER,Psychedelic/Space Rock,Hungary | |
| PILOTOCOPILOTO,Psychedelic/Space Rock,Peru | |
| TH INEAPPLE THIEF,Crossover Prog,United Kingdom | |
| PING,RIO/Avant-Prog,Norway | |
| PING PONG,Crossover Prog,Italy | |
| PINGUIN,Krautrock,Germany | |
| PINGVINORKESTERN,Eclectic Prog,Sweden | |
| RICHAR INHAS,Progressive Electronic,France | |
| PINIOL,RIO/Avant-Prog,France | |
| PINK FLOYD,Psychedelic/Space Rock,United Kingdom | |
| PINK FREUD,Jazz Rock/Fusion,Poland | |
| TH INK MICE,Symphonic Prog,Germany | |
| PINKLY SMOOTH,Experimental/Post Metal,United States | |
| PINKROOM,Heavy Prog,Poland | |
| PINN DROPP,Heavy Prog,Poland | |
| PINNACLE,Heavy Prog,United States | |
| MICHAE INNELLA,Symphonic Prog,United States | |
| PIQAIA,Progressive Metal,Denmark | |
| L IRAMIDE DI SANGUE,Psychedelic/Space Rock,Italy | |
| PIRANA,Crossover Prog,Australia | |
| PIRATE,Heavy Prog,Australia | |
| TH IRATE SHIP QUINTET,Post Rock/Math rock,United Kingdom | |
| PISKA MIG HAART,Crossover Prog,Sweden | |
| PISSUK RACHAV,RIO/Avant-Prog,Israel | |
| PITBULLS IN THE NURSERY,Tech/Extreme Prog Metal,France | |
| BRUN ITCH,Eclectic Prog,France | |
| PITOM,RIO/Avant-Prog,United States | |
| TH ITTS MINNEMANN PROJECT,Eclectic Prog,United States | |
| PIXIE NINJA,Eclectic Prog,Norway | |
| PIXL,Tech/Extreme Prog Metal,China | |
| PLACEBO,Jazz Rock/Fusion,Belgium | |
| PLACKBAND,Neo-Prog,Netherlands | |
| PLAIN FADE,Post Rock/Math rock,Finland | |
| PLAMP,Eclectic Prog,Switzerland | |
| PLANESHIFT,Progressive Metal,Brazil | |
| PLANET P PROJECT,Crossover Prog,United States | |
| PLANET X,Jazz Rock/Fusion,United States | |
| PLANETA IMAGINARIO,Jazz Rock/Fusion,Spain | |
| PLANETARIUM,Rock Progressivo Italiano,Italy | |
| PLANETS,Post Rock/Math rock,United States | |
| PLANETS AND THE WATER,Psychedelic/Space Rock,Spain | |
| PLANISPHERE,Post Rock/Math rock,Germany | |
| PLANK,Psychedelic/Space Rock,United Kingdom | |
| PLANKTON WAT,Prog Folk,United States | |
| ROBER LANT,Crossover Prog,United Kingdom | |
| PLASTIC DOGS,RIO/Avant-Prog,Japan | |
| PLASTIC OVERLORDS,Psychedelic/Space Rock,United States | |
| TH LASTIC PEOPLE OF THE UNIVERSE,RIO/Avant-Prog,Czech Republic | |
| PLASTIC WOODS,Psychedelic/Space Rock,Spain | |
| PLAT DU JOUR,Eclectic Prog,France | |
| PLATITUDE,Progressive Metal,Sweden | |
| PLATURNO,Eclectic Prog,Chile | |
| PLATYPUS,Progressive Metal,United States | |
| HAN LATZ,Progressive Metal,Germany | |
| PLAYERS,Jazz Rock/Fusion,United States | |
| PLAYGROUND,Crossover Prog,Germany | |
| PLAYGROUNDED,Heavy Prog,Greece | |
| PLAYLAND,Crossover Prog,Japan | |
| PLEBEIAN GRANDSTAND,Experimental/Post Metal,France | |
| PLEN,Psychedelic/Space Rock,Poland | |
| PLENILUNIO,Rock Progressivo Italiano,Italy | |
| PLESIOSAURIO,Heavy Prog,Argentina | |
| PLINI,Jazz Rock/Fusion,Australia | |
| PLJ BAND,Psychedelic/Space Rock,Greece | |
| PLOKK,Post Rock/Math rock,Germany | |
| PLOZ,RIO/Avant-Prog,Canada | |
| ANDRE LUMMER & WORLD SANGUINE REPORT,RIO/Avant-Prog,United Kingdom | |
| PLURIMA MUNDI,Rock Progressivo Italiano,Italy | |
| PLUTO,Crossover Prog,Norway | |
| PLUTO AND THE PLANETS,Crossover Prog,Norway | |
| PNEU,Post Rock/Math rock,France | |
| TH NEUMATIC TRANSIT,Jazz Rock/Fusion,United States | |
| POCHAKAITE MALKO,RIO/Avant-Prog,Japan | |
| POCKET ORCHESTRA,RIO/Avant-Prog,United States | |
| POCKET SIZE STHLM,Crossover Prog,Sweden | |
| POCKETFUL,Crossover Prog,Sweden | |
| POÇOS & NUVENS,Symphonic Prog,Brazil | |
| PODD,Jazz Rock/Fusion,United States | |
| POEM,Progressive Metal,Greece | |
| POETICA IN SILENTIO,Eclectic Prog,Netherlands | |
| PŐHJA KONN ,Symphonic Prog,Estonia | |
| PEKK OHJOLA,Jazz Rock/Fusion,Finland | |
| KIMM OHJONEN,RIO/Avant-Prog,Finland | |
| BILL OHL,Jazz Rock/Fusion,United States | |
| POIL,RIO/Avant-Prog,France | |
| POINT MASS,Progressive Metal,Canada | |
| POINT OF EXISTENCE,Progressive Metal,Sweden | |
| POINT OF VIEW,Progressive Metal,Poland | |
| POINTS NORTH,Heavy Prog,United States | |
| POIRE,Crossover Prog,Spain | |
| CHRISTOPH OISSON,Progressive Electronic,France | |
| POKERFACE,RIO/Avant-Prog,Sweden | |
| CHRI OLAND,Progressive Metal,United States | |
| POLE,Progressive Electronic,France | |
| POLESTAR 1,Psychedelic/Space Rock,United States | |
| POLICROMIA,Heavy Prog,Argentina | |
| POLIFEMO,Crossover Prog,Argentina | |
| POLIMETRO,Progressive Metal,Chile | |
| POLIS,Heavy Prog,Germany | |
| TH OLITE FORCE,Canterbury Scene,United Kingdom | |
| POLKADOT CADAVER,Progressive Metal,United States | |
| BRENDA OLLARD,Progressive Electronic,United Kingdom | |
| POLLEN,Symphonic Prog,Canada | |
| POLSKA RADIO ONE,Psychedelic/Space Rock,Russia | |
| POLTERGEIST,Psychedelic/Space Rock,United Kingdom | |
| POLVO,Post Rock/Math rock,United States | |
| POLY-MATH,Post Rock/Math rock,United Kingdom | |
| POLYMORPHIE,RIO/Avant-Prog,France | |
| POLYPHIA,Post Rock/Math rock,United States | |
| POLYPHONY,Psychedelic/Space Rock,United States | |
| POLYTOXICOMANE PHILHARMONIE,Psychedelic/Space Rock,Germany | |
| POMEGRANATE TIGER,Progressive Metal,Canada | |
| POND,Psychedelic/Space Rock,Australia | |
| PONDUS,Eclectic Prog,Sweden | |
| JEAN-LU ONTY,Jazz Rock/Fusion,France | |
| OOH,Prog Related,Italy | |
| POOR GENETIC MATERIAL,Crossover Prog,Germany | |
| POP MASINA,Heavy Prog,Yugoslavia | |
| POP WORKSHOP,Jazz Rock/Fusion,Multi-National | |
| POPOL ACE / EX POPOL VUH,Crossover Prog,Norway | |
| POPOL VUH,Krautrock,Germany | |
| DAVORI OPOVIć,Prog Related,Yugoslavia | |
| POPPSYKOSEN,Neo-Prog,Denmark | |
| POPULUS,Progressive Metal,Canada | |
| PORCELAIN MOON,Crossover Prog,Finland | |
| PORCUPINE TREE,Heavy Prog,United Kingdom | |
| PORK PIE,Jazz Rock/Fusion,Germany | |
| LAUR ORRA,Eclectic Prog,Finland | |
| KIMM ÖRSTI,Crossover Prog,Finland | |
| PORT MAHADIA,Heavy Prog,United States | |
| PORT-ROYAL,Post Rock/Math rock,Italy | |
| PORTAL,Tech/Extreme Prog Metal,Australia | |
| PORTAL,Post Rock/Math rock,United States | |
| L ORTE NON APERTE,Rock Progressivo Italiano,Italy | |
| T ORTER,Progressive Electronic,Canada | |
| PORTMAN,Heavy Prog,Croatia | |
| PORTNOY SHEEHAN MACALPINE SHERINIAN,Progressive Metal,United States | |
| PORTRAIT OF A DROWNED MAN,Post Rock/Math rock,United States | |
| POSEIDON,Psychedelic/Space Rock,Germany | |
| POSEIDOTICA,Heavy Prog,Argentina | |
| POSITIVE WAVE,Prog Folk,Finland | |
| LUBO OSPISIL,Crossover Prog,Czech Republic | |
| POSSIBLE WORLDS,Crossover Prog,United States | |
| POSSUM,Psychedelic/Space Rock,Canada | |
| POST MORTEM,Progressive Metal,Argentina | |
| TH OSTMAN SYNDROME,Experimental/Post Metal,United States | |
| POSTO BLOCCO 19,Rock Progressivo Italiano,Italy | |
| POSTURES,Eclectic Prog,Sweden | |
| POSTVORTA,Experimental/Post Metal,Italy | |
| VYACHESLA OTAPOV,Eclectic Prog,Kazakhstan | |
| POTEMKINE,Zeuhl,France | |
| NOLA OTTER'S NIGHTMARE BAND,Eclectic Prog,United States | |
| COLI OTTER,Progressive Electronic,United Kingdom | |
| JAC OTTER,Crossover Prog,United States | |
| NI OTTER,Progressive Electronic,United Kingdom | |
| LE OULES,RIO/Avant-Prog,Canada | |
| POVERTY'S NO CRIME,Progressive Metal,Germany | |
| COZ OWELL,Jazz Rock/Fusion,United Kingdom | |
| ROGE OWELL,Progressive Electronic,United States | |
| POWER OF OMENS,Progressive Metal,United States | |
| POWER TOOLS,Jazz Rock/Fusion,United States | |
| PRAM,Post Rock/Math rock,United Kingdom | |
| JEAN-PAU RAT / MASAL,Eclectic Prog,France | |
| PRAVDA,Progressive Metal,United States | |
| PRAXIS,Eclectic Prog,Mexico | |
| PRAZSKY VYBER,Eclectic Prog,Czech Republic | |
| PRE,Symphonic Prog,United States | |
| PRE-MED,Psychedelic/Space Rock,United Kingdom | |
| PREA HRADA,Post Rock/Math rock,Russia | |
| PREACHER,Crossover Prog,United Kingdom | |
| PRECIOUS FATHERS,Post Rock/Math rock,Canada | |
| PREDMESTJE,Jazz Rock/Fusion,Yugoslavia | |
| PREFERS TO HIDE IN THE DARK,Eclectic Prog,Various | |
| PREGHIERA DI SASSO,Rock Progressivo Italiano,Italy | |
| PREHISTORIC ANIMALS,Heavy Prog,Sweden | |
| PRELUDE,Neo-Prog,Belgium | |
| PREMIATA FORNERIA MARCONI (PFM),Rock Progressivo Italiano,Italy | |
| JULI RESAS,Crossover Prog,Argentina | |
| PRESCOTT,RIO/Avant-Prog,United Kingdom | |
| DAVI RESCOTT,Progressive Electronic,United States | |
| RESENÇA DAS FORMIGAS,Prog Folk,Portugal | |
| PRESENCE,Rock Progressivo Italiano,Italy | |
| PRESENCE OF SOUL,Post Rock/Math rock,Japan | |
| PRESENT,RIO/Avant-Prog,Belgium | |
| TH RESENT MOMENT,Progressive Electronic,United States | |
| PRESSURE POINTS,Progressive Metal,Finland | |
| PRESTO BALLET,Crossover Prog,United States | |
| PRESTO VIVACE,Progressive Metal,Argentina | |
| PRETEND,Post Rock/Math rock,United States | |
| TH RETTY THINGS,Proto-Prog,United Kingdom | |
| PRIAM,Jazz Rock/Fusion,France | |
| JULIA RIESTER,Jazz Rock/Fusion,United States | |
| PRIMALEÓN,Progressive Metal,Argentina | |
| PRIME MOVER,Crossover Prog,Finland | |
| PRIMITIVE INSTINCT,Neo-Prog,United Kingdom | |
| PRIMO VESPERE,Tech/Extreme Prog Metal,Italy | |
| PRIMORDIAL UNDERMIND,Psychedelic/Space Rock,United States | |
| PRIMUS,Prog Related,United States | |
| TH RINCES,Crossover Prog,Estonia | |
| PRINCESS FLOWER AND THE MOON RAYS,Krautrock,Multi-National | |
| PRINCIPAL EDWARDS MAGIC THEATRE,Prog Folk,United Kingdom | |
| PRIORITY,Jazz Rock/Fusion,Japan | |
| PRISMA,Psychedelic/Space Rock,Germany | |
| PRISMA,Symphonic Prog,Netherlands | |
| PRISMA,Experimental/Post Metal,Switzerland | |
| PRISMA X,Jazz Rock/Fusion,Chile | |
| DAVI RITCHARD,Progressive Electronic,Canada | |
| PRO MUSICA,Heavy Prog,Romania | |
| PROAGE,Neo-Prog,Poland | |
| PROBE 10,Jazz Rock/Fusion,United States | |
| PROCESSION,Rock Progressivo Italiano,Italy | |
| PROCOL HARUM,Crossover Prog,United Kingdom | |
| PROCOSMIAN FANNYFIDDLERS,Eclectic Prog,Norway | |
| PRODUCT,Neo-Prog,United States | |
| PROF. WOLFFF,Krautrock,Germany | |
| PROFESSOR TIP TOP,Psychedelic/Space Rock,Norway | |
| PROFIL,Eclectic Prog,Germany | |
| PROFUNA OCEAN,Neo-Prog,Netherlands | |
| PROFUSION,Eclectic Prog,Italy | |
| PROFUSIONS,Progressive Metal,Portugal | |
| PROGENESI,Rock Progressivo Italiano,Italy | |
| PROGGER,Jazz Rock/Fusion,United States | |
| PROGHMA-C,Experimental/Post Metal,Poland | |
| PROGNOISE,Crossover Prog,Brazil | |
| TH ROGNOSIS,Crossover Prog,United Kingdom | |
| PROGRES 2,Eclectic Prog,Czech Republic | |
| PROGRESIV TM,Heavy Prog,Romania | |
| PROGRESSION BY FAILURE,Symphonic Prog,France | |
| TH ROGRESSIVE SOULS COLLECTIVE,Progressive Metal,United States | |
| PROGRESSIVEXPERIENCE,Progressive Metal,Italy | |
| PROJECT (PPRY),Symphonic Prog,Finland | |
| PROJECT 13-5,Tech/Extreme Prog Metal,Germany | |
| PROJECT ALCAZAR,Progressive Metal,United States | |
| PROJECT AQUARIUS,Crossover Prog,Brazil | |
| PROJECT CREATION,Progressive Metal,Portugal | |
| PROJECT INFINITY,Tech/Extreme Prog Metal,Ukraine | |
| PROJECT MOONBEAM,Psychedelic/Space Rock,United States | |
| PROJECT: PATCHWORK,Crossover Prog,Germany | |
| PROJECTION,Crossover Prog,Netherlands | |
| LE ROJECTIONNISTES,Jazz Rock/Fusion,Canada | |
| NIC ROL AND THE PROLETARIANS,RIO/Avant-Prog,United States | |
| PROLETARIAN,Progressive Metal,United Kingdom | |
| PROLOUD,Progressive Metal,Italy | |
| PROMENADE,Rock Progressivo Italiano,Italy | |
| PROMETHEAN,Eclectic Prog,Finland | |
| PROMETHEO,Rock Progressivo Italiano,Italy | |
| PROMETHEUS,Eclectic Prog,United States | |
| PROPELLER ISLAND,Progressive Electronic,Germany | |
| PROPHECY,Progressive Metal,France | |
| PROPHECY WITHIN,Progressive Metal,Ireland | |
| TH ROPHECY,Experimental/Post Metal,United Kingdom | |
| CHRI ROPHET,Tech/Extreme Prog Metal,South Africa | |
| PROPHEXY,Rock Progressivo Italiano,Italy | |
| PROPORTIONS,Eclectic Prog,Multi-National | |
| PROSESSOR BALTHAZAR,RIO/Avant-Prog,Norway | |
| PROSPEKT,Progressive Metal,United Kingdom | |
| PROSPER,Krautrock,Germany | |
| ROTEAN CIRCUS,Crossover Prog,Italy | |
| PROTEAN COLLECTIVE,Progressive Metal,United States | |
| PROTEO,Neo-Prog,Italy | |
| PROTEST THE HERO,Tech/Extreme Prog Metal,Canada | |
| PROTEUS,Jazz Rock/Fusion,United States | |
| PROTO-KAW,Symphonic Prog,United States | |
| PROTOCOL,Crossover Prog,India | |
| PROTOCOLLO C,Rock Progressivo Italiano,Italy | |
| PROTOFONIA,Eclectic Prog,Brazil | |
| PROTOMYTHOS,Crossover Prog,Israel | |
| PROTOPLASMA,Zeuhl,Hungary | |
| PROTOS,Neo-Prog,United Kingdom | |
| PROTOTYPE,Progressive Metal,United States | |
| PROTOTYPELAB,Neo-Prog,Italy | |
| PROUD PEASANT,Symphonic Prog,United States | |
| GEOF ROUDLEY,Crossover Prog,United Kingdom | |
| PROVIDENCE,Prog Folk,United States | |
| PROVIDENCE,Neo-Prog,Japan | |
| PROVIDENCE FALLS,Crossover Prog,United States | |
| PROWLERS,Rock Progressivo Italiano,Italy | |
| PROXIMAL DISTANCE,Neo-Prog,United States | |
| PRP,Neo-Prog,Finland | |
| PRUDENCE,Prog Folk,Norway | |
| PRYAPISME,Experimental/Post Metal,France | |
| PRYMARY,Progressive Metal,United States | |
| PRZEMYSLAW RUDZ,Progressive Electronic,Poland | |
| PSEU,Zeuhl,France | |
| PSEUDO SUN,Psychedelic/Space Rock,Sweden | |
| PSEUDO/SENTAI,Crossover Prog,United States | |
| PSI,Jazz Rock/Fusion,Germany | |
| PSI CORPS,Psychedelic/Space Rock,Russia | |
| PSI VOJACI,Eclectic Prog,Czech Republic | |
| PSICOLORAMA,Crossover Prog,Spain | |
| PSICOMAGIA,Jazz Rock/Fusion,United States | |
| PSICOSUONO,Rock Progressivo Italiano,Italy | |
| PSICOTROPIA,Eclectic Prog,Spain | |
| PSIGLO,Heavy Prog,Uruguay | |
| PSOPHO,Neo-Prog,Belgium | |
| PSP (PHILLIPS SAISSE PALLADINO),Jazz Rock/Fusion,Multi-National | |
| PSUDOKU,RIO/Avant-Prog,Norway | |
| PSYCHATRONE RHONEDAKK,Psychedelic/Space Rock,United States | |
| PSYCHE BUGYO,Psychedelic/Space Rock,Japan | |
| TH SYCHEDELIC ENSEMBLE,Neo-Prog,United States | |
| PSYCHEDELIC MONSTERJAM,Krautrock,Germany | |
| PSYCHEDELIC SUN'S,Psychedelic/Space Rock,Finland | |
| PSYCHEDELIC WARRIORS,Psychedelic/Space Rock,United Kingdom | |
| PSYCHIC FOR RADIO,Crossover Prog,United States | |
| PSYCHIC ILLS,Psychedelic/Space Rock,United States | |
| PSYCHIC LEMON,Psychedelic/Space Rock,United Kingdom | |
| TH SYCHIC PARAMOUNT,Psychedelic/Space Rock,United States | |
| PSYCHO PRAXIS,Rock Progressivo Italiano,Italy | |
| PSYCHO SYMPHONY,Progressive Metal,Romania | |
| PSYCHOCEAN,Heavy Prog,Italy | |
| PSYCHOFAGIST,Experimental/Post Metal,Italy | |
| PSYCHONAUT,Experimental/Post Metal,Belgium | |
| PSYCHOTIC WALTZ,Progressive Metal,United States | |
| PSYCHOYOGI,RIO/Avant-Prog,United Kingdom | |
| PSYCROPTIC,Tech/Extreme Prog Metal,Australia | |
| PSYFUNETIK,Jazz Rock/Fusion,Germany | |
| PSYKUP,Experimental/Post Metal,France | |
| PSYNKOPAT,RIO/Avant-Prog,Sweden | |
| PSYOPUS,Tech/Extreme Prog Metal,United States | |
| PTARMIGAN,Prog Folk,Canada | |
| PTF,Jazz Rock/Fusion,Japan | |
| PTS,Neo-Prog,Netherlands | |
| PUBLIC FOOT THE ROMAN,Psychedelic/Space Rock,United Kingdom | |
| TH UDDLE JUMPERS,Prog Folk,United States | |
| E UENTE DE ALVARADO,Heavy Prog,Mexico | |
| PUGH'S PLACE,Heavy Prog,Netherlands | |
| PULL DOWN THE SUN,Experimental/Post Metal,New Zealand | |
| PULP CULTURE,Heavy Prog,United States | |
| PULSAR,Symphonic Prog,France | |
| PULSE EMITTER,Progressive Electronic,United States | |
| PULSONICA,Heavy Prog,Argentina | |
| PULSOPTIONAL,RIO/Avant-Prog,United States | |
| PUMPKIN,Jazz Rock/Fusion,Netherlands | |
| PUNAISEN KUNINGATTAREN PERIAATE,Crossover Prog,Finland | |
| PUNGO,RIO/Avant-Prog,Japan | |
| PUPIL SLICER,Tech/Extreme Prog Metal,United Kingdom | |
| PUPPENHAUS,Jazz Rock/Fusion,Germany | |
| PUPPET SHOW,Symphonic Prog,United States | |
| L URA REALIDAD,Eclectic Prog,Mexico | |
| PURE INTENTION,Progressive Metal,Germany | |
| PURE REASON REVOLUTION,Crossover Prog,United Kingdom | |
| PURGE SOLENOID,Eclectic Prog,United States | |
| PURITY,Progressive Metal,Romania | |
| PURPLE,Crossover Prog,United Kingdom | |
| PURPLE CERISE EXPERIENCE,Jazz Rock/Fusion,Canada | |
| PURPLE OVERDOSE,Psychedelic/Space Rock,Greece | |
| PURPLE VELLOCET,Psychedelic/Space Rock,Spain | |
| PURPOSEFUL PORPOISE,Crossover Prog,United States | |
| PURSON,Crossover Prog,United Kingdom | |
| PUSH THE TRIANGLE,RIO/Avant-Prog,France | |
| PUSSY,Psychedelic/Space Rock,United Kingdom | |
| PUZZLE KING,Crossover Prog,France | |
| PUZZLEWOOD,Crossover Prog,Russia | |
| PVT / EX PIVOT,Post Rock/Math rock,Australia | |
| PYE FYTE,Crossover Prog,United States | |
| PI YLE,Canterbury Scene,United Kingdom | |
| PYMLICO,Crossover Prog,Norway | |
| PYRAMAZE,Progressive Metal,Denmark | |
| PYRAMID,Krautrock,Germany | |
| PYRAMID,Progressive Metal,Spain | |
| PYRAMID,Progressive Metal,United States | |
| PYRAMID THEOREM,Progressive Metal,Canada | |
| PYRAMIDAL,Psychedelic/Space Rock,Spain | |
| PYRAMIDION,Psychedelic/Space Rock,United Kingdom | |
| PYRAMIDS,Experimental/Post Metal,United States | |
| PYRANHA,Krautrock,Switzerland | |
| PYRRHON,Tech/Extreme Prog Metal,United States | |
| PYTHAGORAS,Symphonic Prog,Netherlands | |
| PYTHAGORON,Progressive Electronic,United States | |