| 911 Emergency | | 911 |
| Centerpoint Energy | | 228-896-7500 |
| Chamber of Commerce | Pass Christian | | 228-604-0014 |
| Coast Electric Power Company | | 228-467-6535 |
| Henderson Point Utilities | | 228-452-3103 |
| Mississippi Power | | 800-532-1502 |
| Pass Christian Building Code Office | | 228-452-3324 |
| Pass Christian Mayor's Office | | 228-452-3310 |
| Pass Christian Police and Fire | | 228-452-3300 |
| Pass Christian Water Department | | 228-452-3312 |
| Tax Assessor's Office | | 228-865-4039 |
| Total Environmental Services, Inc (TESI) | | 228-875-3561 |
