Convenience stores in Gregory, South Dakota The most complete information about Convenience stores in Gregory, South Dakota: Addresses, phone numbers, reviews and other information. All stores Clothing Convenience Department Electronics Furniture Hardware Home goods Jewelry Mall All convenience stores in Gregory Cenex Convenience Closed now Until 07:00 am 209 U.S. 18, Gregory, SD 57533 Get Directions Contacts Write a review Jonos Convenience 408 U.S. 18, Gregory, SD 57533 Get Directions Contacts Write a review Mr G's Convenience 123 Main Street, Gregory, SD 57533 Get Directions Contacts Write a review ✗ Facebook Google Plus Twitter