| Building Inspection Line | (951) 270-5600 |
| City Building Division | (951) 270-5636 |
| Corona/Norco School District | (951) 736-5000 |
| Southern California Gas Company | (800) 427-2200 |
| Southern California Edison | (800) 655-4555 |
| County of Riverside Building & Safety | (951) 955-1800 |
| County of Riverside Health Department | (951) 358-5000 |
| Contractors’ State License Board | (800) 321-CSLB |