- Pig Farmer
- Pigmeat Pete & Catjuice Charlie
- Pike County Boys
- Pilbilly Knights
- Pilgrims
- Pine State
- Pine Tree String Band
- Pinecastle Records Presents
- Pinecats
- Pineross
- Pinetoppers
- Pink Lindsey
- Pink Nasty
- Pinkard and Bowden
- Pinkeye d'Gekko
- PinMonkey
- Pinnacle Boys
- Pinto Bennett
- 'Pinto' Bennett & The Famous Motel Cowboys
- Pioneer Pepper
- Pioneer Pepper & the Sunset Pioneers
- Pipers Gap Ramblers
- Pirates of the Miss
- Pirates of the Mississippi
- Pirongia Mountain Men
- Pistol Annies
- Pistol Pete
- Pistol River
- Pitch Fork
- Pizza Bob Neace
- PJ Bottoms
- P.J. Jackson
- PJ Parks
- P.J. Price
- PJ Steelman
- PL Parke
- Plainsmen
- Plainview
- Plava Trava Zaborava
- Playboys II
- Players
- Playground
- Playright Players
- Pleasant Grove
- Pleasant Valley Boys