| Business | Phone |
| Baldwin Township 30239 128th St, Princeton 55371 | (763) 389-8931 |
| Blue Hill Township Hall 15341 321st Ave Nw, Princeton 55371 | (763) 662-2018 |
| Princeton City Waste Water 100 Pond Dr, Princeton 55371 | (763) 389-3574 |
| Princeton Civic Ctr 503 9th St N, Princeton 55371 | (763) 631-9945 |
| Princeton Township Hall 10039 55th St, Princeton 55371 | (763) 389-4431 |
| Spencer Brook Township 6978 305th Ave, Princeton 55371 | (763) 389-0012 |