| Business | Phone |
| Department Of Transportation 6356 Highway 49, Hattiesburg 39401 | (601) 544-6511 |
| Independent Living Ctr 18 J M Tatum Industrial Dr, Hattiesburg 39401 | (601) 544-4860 |
| Plant Industry Bureau 270 Monroe Rd, Hattiesburg 39401 | (601) 544-3866 |
| Pat Harrison Waterway District 6081 U S Highway 49, Hattiesburg 39401 | (601) 264-5951 |