| Business | Phone |
| Napa County Civil Court 1111 3rd St, Napa 94559 | (707) 299-1130 |
| Napa County Civil Court 825 Brown St, Napa 94559 | (707) 299-1130 |
| Napa County Court Reporters 1111 3rd St, Napa 94559 | (707) 299-1186 |
| Napa County Court Reporters 825 Brown St, Napa 94559 | (707) 299-1186 |
| Napa County Family Court Svc 825 Brown St, Napa 94559 | (707) 299-1240 |