| Business | Phone |
| South Gate Administration 8650 California Ave, South Gate 90280 | (323) 563-9501 |
| South Gate Building & Safety 8650 California Ave, South Gate 90280 | (323) 563-9548 |
| South Gate City Council 8650 California Ave, South Gate 90280 | (323) 563-9509 |
| South Gate Employees Credit 4244 Santa Ana St, South Gate 90280 | (323) 563-5788 |
| South Gate Personnel Dept 8650 California Ave, South Gate 90280 | (323) 357-9655 |
| South Gate Planning Dept 8650 California Ave, South Gate 90280 | (323) 563-9528 |
| South Gate City Highlights South Gate 90280 | (323) 357-9696 |