- Pacific-slope Flycatcher
- Pacific Antwren
- Pacific Screech Owl
- Pale-billed Woodpecker
- Pale-naped Brushfinch
- Pale-vented Pigeon
- Palm Tanager
- Palm Warbler
- Palmchat
- Panama Flycatcher
- Pauraque
- Pearled Treerunner
- Pectoral Sandpiper
- Peregrine Falcon
- Pheasant Cuckoo
- Philadelphia Vireo
- Pied-billed Grebe
- Pied Water Tyrant
- Pileated Woodpecker
- Pine Grosbeak
- Pine Siskin
- Pine Warbler
- Plain-brown Woodcreeper
- Plain-capped Starthroat
- Plain-colored Seedeater
- Plain-colored Tanager
- Plain Chachalaca
- Plumbeous Sierra Finch
- Prairie Warbler
- Prong-billed Barbet
- Prothonotary Warbler
- Purple-crowned Fairy
- Purple-throated Mountaingem
- Purple-throated Woodstar
- Purple Finch
- Purple Gallinule
- Purple Martin
- Purplish-mantled Tanager