| Business | Phone |
| Caledonia Elementary School N5194 State Road 78, Portage 53901 | (608) 742-2601 |
| Cooperative Educational Svc 626 E Slifer St, Portage 53901 | (608) 742-8811 |
| Portage Community School Dist 2600 Woodcrest Dr, Portage 53901 | (608) 742-1409 |
| Even Start Program 117 W Franklin St, Portage 53901 | (608) 745-0047 |
| Fort Winnebago Elementary Schl W8349 Dumke Rd, Portage 53901 | (608) 742-6016 |
| John Muir Elementary School 2600 Woodcrest Dr, Portage 53901 | (608) 742-5531 |
| Lewiston Elementary School W11195 State Road 127, Portage 53901 | (608) 742-2524 |
| Madison Area Technical College 330 Collins St, Portage 53901 | (608) 745-3100 |
| Portage Community School Dist 904 De Witt St, Portage 53901 | (608) 742-4867 |
| Portage District Administrator 904 De Witt St, Portage 53901 | (608) 742-4879 |
| Portage High School 301 E Collins St, Portage 53901 | (608) 742-8545 |
| Portage Special Education 333 E Slifer St, Portage 53901 | (608) 742-3599 |
| River Crossings School 2505 New Pinery Rd, Portage 53901 | (608) 742-3764 |
| Rusch Elementary School 117 W Franklin St, Portage 53901 | (608) 742-7376 |
| St John Lutheran School 430 W Emmett St, Portage 53901 | (608) 742-4222 |
| St Mary's Catholic School 315 W Cook St, Portage 53901 | (608) 742-4998 |
| Portage Junior High School 2505 New Pinery Rd, Portage 53901 | (608) 742-2165 |
| Woodridge Primary School 333 E Slifer St, Portage 53901 | (608) 742-3494 |