| Gas Station | Regular | Plus | Premium | Diesel |
 | Clark
201 E Main St, Marengo, IA 52301
Get Directions | $3.899 | N/A | N/A | N/A |
 | Ampride
2205 Highway 6 Trl, Marengo, IA 52301
Get Directions | $3.759 | $3.639 | $3.799 | N/A |
 | Caseys
2157 Highway 6 Trl, Marengo, IA 52301
Get Directions | $3.699 | N/A | N/A | N/A |
| Unbranded
604 Locust St Ne, Blairstown, IA 52209
Get Directions | $3.699 | $3.459
Lowest Price | N/A | N/A |
| Fast Stop (growmark)
2102 76th St, Blairstown, IA 52209
Get Directions | $3.599 | N/A | N/A | $3.699 |
| Caseys
602 South Highland St, Williamsburg, IA 52361
Get Directions | $3.739 | $3.599 | N/A | N/A |
 | BP
2202 U Avenue, Williamsburg, IA 52361
Get Directions | $3.699 | $3.599 | $4.179 | N/A |
| Fast Stop (growmark)
103 S Highland St, Williamsburg, IA 52361
Get Directions | N/A | $3.659 | N/A | N/A |
| BP
333 E Evans St, Williamsburg, IA 52361
Get Directions | $3.749 | $3.689 | $3.849 | N/A |
| Kum & Go
2177 M Ave, Williamsburg, IA 52361
Get Directions | $3.749 | $3.599 | N/A | $3.689 |
| Caseys
2217 U Ave, Williamsburg, IA 52361
Get Directions | $3.699 | N/A | $3.839 | N/A |
| Caseys
130 W Evans St, Williamsburg, IA 52361
Get Directions | $3.699 | $3.599 | N/A | $3.679
Lowest Price |
| Caseys
617 42nd Ave, Amana, IA 52203
Get Directions | $3.499 | N/A | $3.599 | N/A |
| Unbranded
117 E Railroad St, Norway, IA 52318
Get Directions | $3.579 | $3.479 | N/A | N/A |
| Fast Stop (growmark)
701 1st Ave, Van Horne, IA 52346
Get Directions | $3.499 | N/A | N/A | $3.699 |
| Unbranded
101 1st St, Van Horne, IA 52346
Get Directions | N/A | $3.459 | N/A | N/A |
| Unbranded
211 1st St, Van Horne, IA 52346
Get Directions | $3.459
Lowest Price | $3.599 | $3.499
Lowest Price | $3.699 |
| BP
701 13th St, Belle Plaine, IA 52208
Get Directions | $3.539 | $3.459 | N/A | $3.699 |
| Caseys
907 13th St, Belle Plaine, IA 52208
Get Directions | $3.559 | N/A | N/A | N/A |
| Unbranded
702 13th St, Belle Plaine, IA 52208
Get Directions | $3.459 | N/A | N/A | N/A |