Costco Gas Stations in Montana
Stations
5
Average Regular
$3.879
vs. average
−$0.22
Average · Montana: $4.099
Costco averages $0.22 cheaper than the overall average.
| Address | City | State | Regular |
|---|---|---|---|
| 3880 Zoo Drive | Billings | Montana | $3.899 |
| 2505 Catron St | Bozeman | Montana | $3.899 |
| 2195 E Custer Ave | Helena | Montana | $3.799 |
| 345 Cascade Loop | Kalispell | Montana | $3.899 |
| 3220 N Reserve St | Missoula | Montana | $3.899 |
Updated Nov 7, 2026, 08:21 AM EST