| Business | Phone |
| Us Army Corps Of Engineers 1314 Aux Arc Park Rd, Ozark 72949 | (479) 667-1100 |
| Us Army Corps Of Engineers 5400 Lock And Dam Rd, Ozark 72949 | (479) 667-2120 |
| Us Army Corps Of Engineers 6042 Lock And Dam Rd, Ozark 72949 | (479) 667-2940 |
| Natural Resources Conservation 2720 W Commercial St, Ozark 72949 | (479) 667-4178 |