- The Penny Merchants -- The Peppermint Lounge
- The Peppermint Rainbow -- The Perfect Rat
- The Perfect Scoundrels -- The Perry Sisters
- The Perrys -- The Pet-Owner Rescue Foundation of Chicago
- The Pet Rocks -- The Peter Ras Band
- The Petersons -- The Phantom Brothers
- The Phantom Family Halo -- The Phenix Horns
- The Phenobarbidols -- The Philadelphia Society
- The Philadelphia Sports Band -- The Philly Joes
- The Philomankind -- The Phones
- The Phonetics -- The Physics
- The Physics of Meaning -- The Pickwicks
- The Picnic Jazz Band -- The Piemen