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Sinclair
One of 9 gas station listings in Gregory.
About Sinclair
Sinclair is a gas station in the automotive sector, based in Gregory, SD. Its recorded address is 408 E Highway 18, 57533. The listing includes a telephone number, an official website. It is one of 9 gas station listings tracked in Gregory; the nearest comparable listing is Rosebud Farmers Union Cooperative, about 0.2 km away. Sinclair has 822 listed locations in total; this page covers the Gregory branch.
- Address
- 408 E Highway 18, Gregory, SD, 57533
- Phone
- +16058359449
- Website
- sinclairoil.com
- Social
Questions
Where is Sinclair located?
408 E Highway 18, Gregory, SD, 57533
How do I contact Sinclair?
+16058359449 · https://www.sinclairoil.com/station/sinclair-408-w-highway-18-gregory-sd-57533
What type of business is Sinclair?
Sinclair is a gas station (automotive) in Gregory.
Sinclair branches
Sinclair has 822 listed locations. This branch is in Gregory.
- San Diego92109-3353
- Schulenburg78956-1205
- Compton90220-3810
- Long Beach90805-5273
- Paramount90723-4332
- Los Angeles90007
- Los Angeles90058-1603
- Costa Mesa92626-6144
- Fullerton92833
- Fullerton92831-4432
Nearby gas station
- Rosebud Farmers Union Cooperative0.2 km
- Rosebud Farmers Union CoopGregory0.3 km
- MR GS GREGORYGREGORY0.5 km
- Phillips 66Gregory0.5 km
- Gus Stop - Gregory, SDGregory0.7 km
- SinclairBurke12.8 km
- Phillips 66Burke13.0 km
- ShellBurke13.0 km
- ShellWinner37.5 km
- Lil' FellerWinner37.5 km
- Sd Winner Chs 178038.5 km
- CenexWinner38.5 km
- SpeedwayChamberlain61.0 km
- SuperAmericaChamberlain61.0 km
- goodstop by Casey’sChamberlain61.0 km
Cite this page
“Sinclair, Gregory — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.