| Business | Phone |
| Chino Hills Business License 2001 Grand Ave, Chino Hills 91709 | (909) 364-2670 |
| Chino Hills City Office 2001 Grand Ave, Chino Hills 91709 | (909) 364-2600 |
| Chino Hills Code Enforcement 2001 Grand Ave, Chino Hills 91709 | (909) 364-2757 |
| Chino Hills Community Svc 2001 Grand Ave, Chino Hills 91709 | (909) 364-2710 |
| Chino Hills Engineering Dept 2001 Grand Ave, Chino Hills 91709 | (909) 364-2770 |
| Chino Hills Human Resources 2001 Grand Ave, Chino Hills 91709 | (909) 364-2630 |
| Chino Hills Mc Coy Equestrian 14276 Peyton Dr, Chino Hills 91709 | (909) 548-0868 |
| Chino Hills Planning Div 2001 Grand Ave, Chino Hills 91709 | (909) 364-2750 |
| Chino Hills Traffic Signal Rpr 2001 Grand Ave, Chino Hills 91709 | (909) 364-2810 |