| Business | Phone |
| Milwaukee Metropolitan Sewer 260 W Seeboth St, Milwaukee 53204 | (414) 289-8797 |
| Brown Deer Water Dept 4800 W Green Brook Dr, Milwaukee 53223 | (414) 371-3080 |
| Glendale Water Dept 5909 N Milwaukee River Pkwy, Milwaukee 53209 | (414) 228-1719 |
| North Shore Water Commission 400 W Bender Rd, Milwaukee 53217 | (414) 963-0160 |