| Business | Phone |
| Germantown Administrator N112w17001 Mequon Rd, Germantown 53022 | (262) 250-4750 |
| Germantown Inspection N112w17001 Mequon Rd, Germantown 53022 | (262) 250-4760 |
| Germantown Planning N112w17001 Mequon Rd, Germantown 53022 | (262) 250-4735 |
| Germantown Senior Activity Ctr W162n11960 Park Ave, Germantown 53022 | (262) 253-7799 |
| Germantown Village Clerk N112w17001 Mequon Rd, Germantown 53022 | (262) 250-4740 |
| Germantown Village Finance N112w17001 Mequon Rd, Germantown 53022 | (262) 250-4700 |
| Germantown Village Hall N112w17001 Mequon Rd, Germantown 53022 | (262) 677-2177 |
| Germantown Village President N112w17001 Mequon Rd, Germantown 53022 | (262) 250-4785 |
| Germantown Village Sewage N116w17235 Main St, Germantown 53022 | (262) 253-8270 |