| Business | Phone |
| Windsor Accounts Payable 9291 Old Redwood Hwy, Windsor 95492 | (707) 838-5361 |
| Windsor Building Dept 9291 Old Redwood Hwy, Windsor 95492 | (707) 838-1016 |
| Windsor City Adm Svc Director 9291 Old Redwood Hwy, Windsor 95492 | (707) 838-5353 |
| Windsor Community Center 9291 Old Redwood Hwy, Windsor 95492 | (707) 838-1260 |
| Windsor Engineering Dept Windsor 95492 | (707) 838-5340 |
| Windsor Personnel Dept Po Box 100, Windsor 95492 | (707) 838-5360 |
| Windsor Planning Dept 9291 Old Redwood Hwy, Windsor 95492 | (707) 838-1021 |
| Windsor Risk Management 9291 Old Redwood Hwy, Windsor 95492 | (707) 838-5362 |
| Windsor Senior Center 9231 Foxwood Dr, Windsor 95492 | (707) 838-1250 |