Of the 28 propane locations listed
in Seattle, 7 fill tanks by the gallon, 20 offer tank exchange, and 6 dispense autogas for vehicles.
Nearby cities in Washington with listed propane:
Bellevue (3 locations, about 8 mi), Kirkland (5 locations, about 9 mi) and Tukwila (6 locations, about 10 mi).