| 911 Emergency | | 911 |
| Chamber of Commerce/Napa | | 707-226-7455 |
| City of Napa Fire Department/Business Office | | 707-257-9593 |
| City of Napa Police Department/Business Office | | 707-257-9223 |
| Department of Motor Vehicles | | 707-252-4111 |
| Health Department | | 707-253-6052 |
| Kaiser Medical Offices & Clinic/Napa | | 707-258-2500 |
| Kaiser Permanente Hospital/Vallejo | | 707-253-2605 |
| Napa County Fire Department/Business Office | | 707-253-4940 |
| Napa County Record/Newspaper | | 707-252-8877 |
| Napa County Sheriff's Department/Business Office | | 707-253-4501 |
| Napa County Tax Collector | | 707-253-4311 |
| Napa Garbage Service | | 707-255-5200 |
| Napa Sentinel/Newspaper | | 707-257-6272 |
| Napa Valley Register/Newspaper | | 707-226-3711 |
| Napa Valley Unified School District | | 707-253-3715 |
| Pacific Bell Telephone Company | | 800-310-2355 |
| Parks & Recreation | | 707-257-9529 |
| PG&E | | 800-743-5000 |
| Post Office | | 707-257-8777 |
| Queen of the Valley Hospital | | 707-252-4411 |
| St. Helena Hospital | | 707-963-3611 |
| St. Helena Star/Newspaper | | 707-963-2731 |
| Suburban Propane | | 800-909-2417 |
| TCI Cable | | 800-436-1999 |
| Upper Valley Disposal/Garbage | | 707-963-7988 |
| Wall Street Journal | | 800-975-8609 |
| Water/Calistoga | | 707-942-2800 |
| Water/Napa | | 707-257-9508 |
| Water/St. Helena | | 707-963-7917 |
| Water/Yountville | | 707-944-8851 |
| Weekly Calistoga/Newspaper | | 707-942-6242 |
