| Business | Phone |
| City Of Whittier Comm Dev Dept 13230 Penn St, Whittier 90602 | (562) 464-3381 |
| Whittier City Building Dept 13230 Penn St, Whittier 90602 | (562) 464-3410 |
| Whittier City Code Enforcement 13230 Penn St, Whittier 90602 | (562) 464-3415 |
| Whittier City Community Svc 7630 Washington Ave, Whittier 90602 | (562) 464-3430 |
| Whittier City Human Resources 13230 Penn St, Whittier 90602 | (562) 464-3390 |
| Whittier City Planning Dept 13230 Penn St, Whittier 90602 | (562) 464-3420 |
| Whittier Community Center 7630 Washington Ave, Whittier 90602 | (562) 464-3440 |
| Whittier City Landfill 13919 Penn St, Whittier 90602 | (562) 464-3540 |
| Whittier City Senior Center 13225 Walnut St, Whittier 90602 | (562) 464-3370 |