| Business | Phone |
| Hawthorne Cable Tv Adm 4455 W 126th St, Hawthorne 90250 | (310) 970-7243 |
| Hawthorne City Council 4455 W 126th St, Hawthorne 90250 | (310) 970-7900 |
| Hawthorne Code Enforcement 4455 W 126th St, Hawthorne 90250 | (310) 970-7076 |
| Hawthorne Engineering Div 4455 W 126th St, Hawthorne 90250 | (310) 970-7956 |
| Hawthorne Equipment Dept 12501 Truro Ave, Hawthorne 90250 | (310) 970-7221 |
| Hawthorne Housing Dept 4455 W 126th St, Hawthorne 90250 | (310) 970-7913 |
| Hawthorne Maintenance Dept 12501 Truro Ave, Hawthorne 90250 | (310) 970-7244 |
| Hawthorne Memorial Center 3901 W El Segundo Blvd, Hawthorne 90250 | (310) 970-7230 |
| Hawthorne Building & Sfty Dept 4455 W 126th St, Hawthorne 90250 | (310) 970-7951 |
| Hawthorne Comm Dev Block Grant Hawthorne 90250 | (310) 970-7103 |
| Hawthorne Human Resources 4455 W 126th St, Hawthorne 90250 | (310) 970-7936 |
| Hawthorne Sports Center 3851 W El Segundo Blvd, Hawthorne 90250 | (310) 970-7023 |
| Lawndale City Build & Safety Hawthorne 90250 | (310) 973-3236 |
| Lawndale Senior Svc Hawthorne 90250 | (310) 973-3276 |