There are 15 different variants of pool balls that can be found across the Commonwealth. They can be a source of plastic and provide 2x when scrapped. They also can be used as ammunition for the Junk Jet.
- On the pool table at Andrew station.
- May sometimes be dropped by feral ghouls.
- On pool table at Atom Cats Garage.
- On the pool table at Cabot House. (Full set; plus extra 12-ball)
- On the pool table, 1st floor, raider house, next to Revere Beach station
- On the pool table, after 1st elevator at Trinity Tower
- On the pool tables, 1st floor, BackallyBowling General Atomics Galleria
- On the pool table, just right of the fast travel point Fort Hagen
- On the pool table, inside Prost bar
- On the pool table, inside Parkview Lounge
- 2x On the pool table, 1st floor; 10 on Ground floor, in the Pub straight ahead of Natick Banks Spawn point