Foster: Nearby areas
- Kingley
- Carperville (historical)
- Old Ford Place
- Waco
- Fee
- Hardin
- Custer
- Bull Mountain
- Rowley
- Dunmore
- Bighorn
- Kurtzville (historical)
- Pompeys Pillar
- Toluca
- Corinth
- Burnt Creek (historical)
- Etchetah (historical)
- Anita
- Nibbe
- Newton
- McRae (historical)
- Crow Agency
- Rancher (historical)
- Mann
- Myers
- Ballantine
- Worden
- Garryowen
- Knox
- Indian Arrow
- Hysham
- Sarpy (historical)
- Saint Xavier
- Benteen
- Huntley
- Sanders
- Shepherd
- Castle Rock (historical)
- Finch
- Howard (historical)
- Cline
- Hirsch
- Lockwood
- Busby
- Soda Springs
- Vananda
- Ahles
- Lodge Grass
- Nichols
- Fattig (historical)
- Billings
- Muddy
- B and R Subdivision
- Fort Smith
- Saints Rest (historical)
- Ingomar
- Hopsonville (historical)
- Colstrip
- Jimtown
- Forty Mile Colony
- Galbraith
- Cold Spring
- Musselshell
- Absher (historical)
- Sumatra
- Queens Point
- Hibbard (historical)
- Melstone
- Cameron Park
- Bascom
- Lame Deer
- Forsyth
- Delphia
- Kirby
- Spear
- Porcupine (historical)
- Yegen
- Acton
- Gage
- Rimrock
