| Gas Station | Regular | Plus | Premium | Diesel |
 | Gulf
525 N Country Rd, Saint James, NY 11780
Get Directions | N/A | $4.159 | N/A | N/A |
 | Unbranded
889 Middle Country Rd, Saint James, NY 11780
Get Directions | $3.859 | N/A | N/A | N/A |
| Getty
255 Lake Ave, Saint James, NY 11780
Get Directions | $3.799 | N/A | $4.119 | N/A |
| Unbranded
545 Route 25a, Saint James, NY 11780
Get Directions | $3.939 | N/A | $4.239 | $4.299 |
 | Sunoco
560 Middle Country Rd, Saint James, NY 11780
Get Directions | $3.739 | $3.939 | $3.999 | $3.999
Lowest Price |
| Gulf
386 Lake Ave, Saint James, NY 11780
Get Directions | $3.799 | N/A | N/A | N/A |
| Hess
2451 Nesconset Hwy, Stony Brook, NY 11790
Get Directions | $3.659
Lowest Price | $3.879
Lowest Price | $3.979 | $4.099 |
 | BP
105 Main St, Stony Brook, NY 11790
Get Directions | $4.379 | N/A | N/A | N/A |
| Getty
999 Route 25a, Stony Brook, NY 11790
Get Directions | $3.839 | N/A | $4.199 | N/A |
 | Shell
209 Smithtown Blvd, Nesconset, NY 11767
Get Directions | $4.109 | N/A | $4.599 | N/A |
 | Mobil
819 W Jericho Tpke, Smithtown, NY 11787
Get Directions | $4.289 | N/A | N/A | N/A |
| Hess
522 Smithtown Byp, Smithtown, NY 11787
Get Directions | $3.739 | $4.039 | $4.099 | $4.199 |
| Gulf
762 Smithtown Byp, Smithtown, NY 11787
Get Directions | $3.839 | $4.099 | $4.199 | $4.199 |
| BP
1007 W Jericho Tpke, Smithtown, NY 11787
Get Directions | $3.849 | $4.389 | N/A | N/A |
| Getty
323 E Jericho Tpke, Smithtown, NY 11787
Get Directions | $3.799 | N/A | $3.739
Lowest Price | N/A |
| Sunoco
303 Maple Ave, Smithtown, NY 11787
Get Directions | N/A | $4.479 | N/A | N/A |
| Gulf
240 W Main St, Smithtown, NY 11787
Get Directions | $3.819 | $4.099 | N/A | N/A |
| Unbranded
377 Veterans Hwy, Smithtown, NY 11787
Get Directions | $3.819 | $4.279 | N/A | N/A |
| Getty
241 Terry Rd, Smithtown, NY 11787
Get Directions | $3.779 | N/A | N/A | N/A |
 | Citgo
2691 Middle Country Rd, Lake Grove, NY 11755
Get Directions | $3.939 | N/A | N/A | $4.099 |