| Business | Phone |
| Building Div 70 N 1st St, Campbell 95008 | (408) 866-2130 |
| Campbell Adult Center 1 W Campbell Ave # C33, Campbell 95008 | (408) 866-2146 |
| Campbell City Offices 70 N 1st St, Campbell 95008 | (408) 866-2100 |
| Campbell Historical Museum 51 N Central Ave, Campbell 95008 | (408) 866-2119 |
| Campbell Human Resources 70 N 1st St, Campbell 95008 | (408) 866-2122 |
| Campbell Planning 70 N 1st St, Campbell 95008 | (408) 866-2140 |
| Campbell Volunteer Svc Program 70 N 1st St, Campbell 95008 | (408) 866-2198 |
| Maintenance Services 290 Dillon Ave, Campbell 95008 | (408) 866-2145 |
| Swimming Pool Office 1 W Campbell Ave, Campbell 95008 | (408) 374-8154 |