- The Parsnip Revolt -- The Party of Helicopters
- The Party People -- The Passionate-One
- The Passions -- The Patched Hats
- The Path -- The Paul Brown Quartet (Jazz)
- The Paul Butterfield Blues Band -- The Pauses
- The Pavão Quartet -- The Peaceniks
- the peaces -- The Pearly Gatecrashers
- The Pearly Kings & Queens -- The Peerless Quartet
- The Peggy Lee Band -- The Penningtones
- The Pennsylvania Guitar Quintet -- The Peppermint Lounge
- The Peppermint Rainbow -- The Perfect Vessels
- The Perfect Victim -- The Persona
- The Persons -- The Persuasions