| CA | Orange County | Aliso Viejo Building Safety | website |
| CA | Orange County | Brea Building Safety Division | website |
| TX | Orange County | Bridge City Building Inspections | website |
| NC | Orange County | Carrboro Building Permits | website |
| CA | Orange County | Dana Point Online Building Services | website |
| CA | Orange County | Fountain Valley Building & Safety | website |
| CA | Orange County | Garden Grove Building Department | website |
| CA | Orange County | Huntington Beach Building & Inspections | website |
| CA | Orange County | La Habra Building Safety | website |
| CA | Orange County | La Palma Building Safety | website |
| CA | Orange County | Laguna Niguel Building Safety | website |
| CA | Orange County | Laguna Woods Building Permitting | website |
| CA | Orange County | Los Alamitos Building Safety | website |
| CA | Orange County | Mission Viejo Building Services | website |
| TX | Orange County | Orange County Building Department | website |
| NC | Orange County | Orange County Building Inspections | website |
| CA | Orange County | Placentia Building Permit Application | website |
| CA | Orange County | Rancho Santa Margarita Building Safety | website |
| CA | Orange County | San Clemente Building Services | website |
| CA | Orange County | Seal Beach Building Safety | website |
| CA | Orange County | Stanton Building Division | website |
| TX | Orange County | West Orange Building Inspector | website |