| Business | Phone |
| Oak Grove City Clerk 8505 Pembroke Oak Grove Rd, Oak Grove 42262 | (270) 439-2398 |
| Oak Grove City Hall 8505 Pembroke Oak Grove Rd, Oak Grove 42262 | (270) 439-4646 |
| Oak Grove Mayor's Office 8505 Pembroke Oak Grove Rd, Oak Grove 42262 | (270) 439-6552 |