| Business | Phone |
| Mayville Auditor's Office 21 1st St Ne, Mayville 58257 | (701) 788-2166 |
| Mayville City Armory Lobby 332 Center Ave S, Mayville 58257 | (701) 786-9455 |
| Mayville City Shed 128 1st St Sw, Mayville 58257 | (701) 788-3726 |
| Mayville Filtration Plant 34 1st Ave Sw, Mayville 58257 | (701) 788-3721 |
| Mayville Sewer Dept 700 Center Ave S, Mayville 58257 | (701) 788-3552 |