Of the 4 propane locations listed
in Billings, 3 fill tanks by the gallon, 2 dispense autogas for vehicles, and 1 delivers.
Nearby cities in Montana with listed propane:
Lewistown (3 locations, about 99 mi), Missoula (3 locations, about 273 mi) and Kalispell (3 locations, about 319 mi).