| Plan: Pickaxe | Vendor Bot Chad, Vendor Bot Greg, Vendor Bot Mack, Vendor Bot Bob, Vendor Bot Responder |
| Plan: Picnic Blanket | Quest: Unsolved: Picnic Panic |
| Plan: Pin Bobber | Fishing Challenge: Catch All Fish in Toxic Valley x4 |
| Plan: Pink Brahmin Plushie | Event: Safe and Sound |
| Plan: Pink Sprinkles Power Armor Paints | Treasure Hunter |
| Plan: Pioneer Scout Banner: Possum | Possum Vending Machine |
| Plan: Pioneer Scout Banner: Squirrel | Unknown |
| Plan: Pioneer Scout Banner: Tadpole | Tadpole Vending Machine |
| Plan: Pioneer Scout Plant Poster | Tadpole Vending Machine |
| Plan: Pioneer Scout Possum Backpack | Possum Vending Machine |
| Plan: Pioneer Scout Poster | Unknown |
| Plan: Pioneer Scout Sleeping Bag | Tadpole Vending Machine |
| Plan: Pioneer Scout Stash Box | Possum Vending Machine |
| Plan: Pioneer Scout Tadpole Backpack | Unknown |
| Plan: Pip-Boy 2000 Burnt Paint | Unknown |
| Plan: Pip-Boy 2000 Mk VII Paint | Unknown |
| Plan: Pipe Bolt-Action Long Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Bolt-Action Medium Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Bolt-Action Short Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Gun Automatic .38 Receiver | Vendor Bot Chad, Vendor Bot Phoenix, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder |
| Plan: Pipe Gun Automatic .45 Receiver | Vendor Bot Chad |
| Plan: Pipe Gun Hasty .45 Receiver | Vendor Bot Chad, Vendor Bot Phoenix, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder |
| Plan: Pipe Gun Long Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Gun Medium Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Gun Precise .45 Receiver | Vendor Bot Chad, Vendor Bot Phoenix, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder |
| Plan: Pipe Gun Refined .45 Receiver | Vendor Bot Chad, Vendor Bot Phoenix, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder |
| Plan: Pipe Gun Short Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Quiver Backpack | Unknown |
| Plan: Pipe Revolver Long Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Revolver Medium Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Revolver Short Night Vision Scope | Vendor Bot Chad |
| Plan: Pipe Wrench | Vendor Bot Chad, Vendor Bot Greg, Vendor Bot Mack, Vendor Bot Bob, Vendor Bot Responder |
| Plan: Pitchfork | Vendor Bot Chad, Vendor Bot Greg, Vendor Bot Mack, Vendor Bot Bob, Vendor Bot Responder |
| Plan: Pitchfork Flamer | Mutated Public Events |
| Plan: Pittsburgh Industrial Floodlight Kit | Expedition: The Pitt, Giuseppe Della Ripa |
| Plan: Pittsburgh Street Kit | Expedition: The Pitt, Giuseppe Della Ripa |
| Plan: Plasma Caster | Reginald Stone; Minerva |
| Plan: Plasma Caster Aligned Sniper Barrel | Reginald Stone; Minerva |
| Plan: Plasma Caster Calibrated Capacitor | Reginald Stone; Minerva |
| Plan: Plasma Caster Pulse Capacitor | Reginald Stone; Minerva |
| Plan: Plasma Caster True Capacitor | Reginald Stone; Minerva |
| Plan: Plasma Caster True Long Barrel | Reginald Stone; Minerva |
| Plan: Plasma Cutter | Daily Ops, Reginald Stone; Minerva |
| Plan: Plasma Cutter Cryo Blade | Reginald Stone; Minerva |
| Plan: Plasma Cutter Flaming Blade | Reginald Stone; Minerva |
| Plan: Plasma Cutter Shock Blade | Reginald Stone; Minerva |
| Plan: Plasma Grenade | Event: Battle Bot, Mutated Public Events |
| Plan: Plasma Gun | Brotherhood of Steel vendor, Vendor Bot Phoenix |
| Plan: Plasma Gun Aligned Automatic Barrel | Vendor Bot Chad |
| Plan: Plasma Gun Calibrated Beta Wave Tuner | Vendor Bot Chad, Vendor Bot Phoenix, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder, Vendor Bot Wallace, Watoga Vendor Bot |