Interstate Telecommunications Cooperative is a large internet service provider in the United States, serving 2 states or territories: South Dakota and Minnesota. Learn more about ITC's coverage and availability on this page.
Can I get Interstate Telecommunications Cooperative internet in my area?
The easiest way to find out is to click the link below.
You may enter your zip code to check local availability or view the map below before contacting ITC.
Interstate Telecommunications Cooperative Availability Map
Any Internet Availability
On the map you can see ITC's coverage area in the United States. Areas in green are most likely to have coverage, where some homes in yellow to red areas may not have coverage.
The table below shows coverage and average maximum speeds by state.
| State | Availaiblity | Average Best Speed |
|---|---|---|
| South Dakota | 4.93% | 1,000 Mbps |
| Minnesota | 0.10% | 1,180 Mbps |
How fast is ITC's internet?
Internet Download Speed
The map above shows average maximum speeds by area. Overall, ITC internet speeds are adequate for most homes.
Download speeds (the speed at which you receive files and streaming video) range from 1,000 to 2,000 Mbps. The average customer has access to plans with download speeds up to 1,021 Mbps. This puts ITC in the 86th percentile versus other ISPs for download speeds, meaning speeds are much faster than the average provider in the US.
Upload speeds (the speed you can send files and video to others) range from a low of 1,000 Mbps to a high of 2,000 Mbps. The average is 1,021 Mbps, placing ITC in the 88th percentile for internet provider upload speeds, which is more than fast enough for a modern household.
What broadband services does Interstate Telecommunications Cooperative offer?
Across the country ITC offers fiber internet service. The table below shows which types of service ITC offers and the average maximum speed for each service type. “Coverage” is the percent of ITC customers who can get that type of service.
Technology |
Coverage |
Average Best Speed |
|---|---|---|
Fiber |
100.00% |
1,021 Mbps |
Can I get ITC TV Service?
Probably. Most fiber optic and cable companies are able to offer some kind of TV service. In either case, you can also get ITC internet and satellite TV.
What cities and zips does Interstate Telecommunications Cooperative serve?
With coverage in 107 cities and 73 zip codes, only the largest are listed below:
City |
Availability |
Average Best Speed |
|---|---|---|
| Milbank, SD | 99.20% | 1,000 Mbps |
| Brookings, SD | 13.19% | 1,000 Mbps |
| Webster, SD | 99.14% | 1,000 Mbps |
| Clear Lake, SD | 99.41% | 1,000 Mbps |
| Aurora, SD | 98.10% | 1,000 Mbps |
| Clark, SD | 100.00% | 1,000 Mbps |
| White, SD | 99.84% | 1,000 Mbps |
| Estelline, SD | 99.26% | 1,000 Mbps |
| Elkton, SD | 95.39% | 1,000 Mbps |
| Watertown, SD | 5.00% | 1,000 Mbps |
| Castlewood, SD | 99.91% | 1,000 Mbps |
| Wentworth, SD | 98.30% | 1,000 Mbps |
| Hendricks, MN | 98.99% | 1,000 Mbps |
| Lake Benton, MN | 98.04% | 1,000 Mbps |
| Hayti, SD | 100.00% | 1,000 Mbps |
| Waubay, SD | 99.67% | 1,000 Mbps |
| Canby, MN | 31.78% | 1,771 Mbps |
| Lake Norden, SD | 100.00% | 1,000 Mbps |
| Willow Lake, SD | 99.36% | 1,000 Mbps |
| Madison, SD | 10.65% | 1,000 Mbps |
| Bryant, SD | 98.27% | 1,000 Mbps |
| Ivanhoe, MN | 100.00% | 1,000 Mbps |
| Sunnyview, SD | 97.85% | 1,000 Mbps |
| Toronto, SD | 99.86% | 1,000 Mbps |
| Volga, SD | 20.30% | 1,000 Mbps |
| Big Stone City, SD | 56.96% | 1,000 Mbps |
| Gary, SD | 100.00% | 1,000 Mbps |
| Florence, SD | 100.00% | 1,000 Mbps |
| Goodwin, SD | 100.00% | 1,000 Mbps |
| South Shore, SD | 98.24% | 1,000 Mbps |
| Chester, SD | 92.18% | 1,000 Mbps |
| Lake Poinsett, SD | 100.00% | 1,000 Mbps |
| Henry, SD | 98.92% | 1,000 Mbps |
| Garden City, SD | 99.78% | 1,000 Mbps |
| Astoria, SD | 99.78% | 1,000 Mbps |
| Foley, SD | 88.14% | 1,000 Mbps |
| Rauville, SD | 38.68% | 1,000 Mbps |
| Revillo, SD | 93.48% | 1,000 Mbps |
| Wallace, SD | 97.86% | 1,000 Mbps |
| Arco, MN | 99.01% | 1,000 Mbps |
| Hazel, SD | 99.23% | 1,000 Mbps |
| Verdi, MN | 72.10% | 1,000 Mbps |
| Brandt, SD | 100.00% | 1,000 Mbps |
| Sinai, SD | 64.18% | 1,000 Mbps |
| Kampeska, SD | 95.06% | 1,000 Mbps |
| Tyler, MN | 24.27% | 1,000 Mbps |
| Nunda, SD | 96.45% | 1,000 Mbps |
| Wilno, MN | 99.39% | 1,000 Mbps |
| Rutland, SD | 67.36% | 1,000 Mbps |
| Ortley, SD | 78.21% | 1,000 Mbps |
| Porter, MN | 68.02% | 1,785 Mbps |
| Raymond, SD | 64.35% | 1,000 Mbps |
| Waverly, SD | 95.78% | 1,000 Mbps |
| Vienna, SD | 100.00% | 1,000 Mbps |
| Twin Brooks, SD | 94.77% | 1,000 Mbps |
| Kranzburg, SD | 58.53% | 1,000 Mbps |
| Grenville, SD | 47.60% | 1,000 Mbps |
| Labolt, SD | 100.00% | 1,000 Mbps |
| Corona, SD | 54.39% | 1,000 Mbps |
| Bradley, SD | 98.04% | 1,000 Mbps |
| Strandburg, SD | 100.00% | 1,000 Mbps |
| Thomas, SD | 98.42% | 1,000 Mbps |
| Stockholm, SD | 100.00% | 1,000 Mbps |
| Brant Lake, SD | 100.00% | 1,000 Mbps |
| Orland, SD | 37.23% | 1,000 Mbps |
| Troy, SD | 100.00% | 1,000 Mbps |
| Kones Corner, SD | 100.00% | 1,000 Mbps |
| Franklin, SD | 98.76% | 1,000 Mbps |
| St. Leo, MN | 37.62% | 2,000 Mbps |
| Tunerville, SD | 95.92% | 1,000 Mbps |
| Bruce, SD | 18.47% | 1,000 Mbps |
| Taunton, MN | 30.77% | 1,192 Mbps |
| Smiths Park, SD | 100.00% | 1,000 Mbps |
| Grover, SD | 98.23% | 1,000 Mbps |
| Stone Bridge, SD | 96.43% | 1,000 Mbps |
| Peever, SD | 10.56% | 1,000 Mbps |
| Badger, SD | 20.51% | 1,000 Mbps |
| Crocker, SD | 92.77% | 1,000 Mbps |
| Bushnell, SD | 100.00% | 1,000 Mbps |
| Roslyn, SD | 15.64% | 1,000 Mbps |
| Bancroft, SD | 17.58% | 1,000 Mbps |
| Arlington Beach, SD | 34.86% | 1,000 Mbps |
| Marvin, SD | 26.91% | 1,000 Mbps |
| Carpenter, SD | 15.10% | 1,000 Mbps |
| Prairie Village, SD | 14.99% | 1,000 Mbps |
| Ward, SD | 7.69% | 1,000 Mbps |
| Florence, MN | 28.77% | 1,000 Mbps |
| Colman, SD | 3.97% | 1,000 Mbps |
| Erwin, SD | 14.96% | 1,000 Mbps |
| Shady Beach, SD | 19.23% | 1,000 Mbps |
| Huntimer, SD | 9.17% | 1,000 Mbps |
| Altamont, SD | 100.00% | 1,000 Mbps |
| Minneota, MN | 1.64% | 1,103 Mbps |
| Lily, SD | 52.73% | 1,000 Mbps |
| Ramona, SD | 5.81% | 1,000 Mbps |
| Ruthton, MN | 4.21% | 1,000 Mbps |
| Russell, MN | 3.60% | 1,000 Mbps |
| Sisseton, SD | 0.35% | 1,000 Mbps |
| Marietta, MN | 8.06% | 1,000 Mbps |
| Arlington, SD | 0.69% | 1,000 Mbps |
| Summit, SD | 1.41% | 1,000 Mbps |
| Pipestone, MN | 0.12% | 1,000 Mbps |
| Butler, SD | 4.49% | 1,000 Mbps |
| Pierpont, SD | 1.09% | 1,000 Mbps |
| Ortonville, MN | 0.12% | 1,000 Mbps |
| Lynd, MN | 0.20% | 1,000 Mbps |
| Kanaranzi, MN | 0.52% | 1,000 Mbps |
Zip |
Availability |
Average Best Speed |
| 57252, SD | 99.34% | 1,000 Mbps |
| 57006, SD | 17.73% | 1,000 Mbps |
| 57201, SD | 11.51% | 1,000 Mbps |
| 57274, SD | 96.95% | 1,000 Mbps |
| 57226, SD | 99.49% | 1,000 Mbps |
| 57225, SD | 99.62% | 1,000 Mbps |
| 57223, SD | 99.93% | 1,000 Mbps |
| 57276, SD | 100.00% | 1,000 Mbps |
| 57002, SD | 99.85% | 1,000 Mbps |
| 57026, SD | 95.79% | 1,000 Mbps |
| 57248, SD | 96.36% | 1,000 Mbps |
| 56149, MN | 98.73% | 1,000 Mbps |
| 57042, SD | 15.01% | 1,000 Mbps |
| 57234, SD | 98.94% | 1,000 Mbps |
| 57273, SD | 97.99% | 1,000 Mbps |
| 57075, SD | 98.11% | 1,000 Mbps |
| 56136, MN | 99.81% | 1,000 Mbps |
| 57241, SD | 99.71% | 1,000 Mbps |
| 56220, MN | 35.24% | 1,726 Mbps |
| 56142, MN | 99.15% | 1,000 Mbps |
| 57278, SD | 87.81% | 1,000 Mbps |
| 57221, SD | 99.40% | 1,000 Mbps |
| 57235, SD | 99.60% | 1,000 Mbps |
| 57016, SD | 99.30% | 1,000 Mbps |
| 57071, SD | 21.74% | 1,000 Mbps |
| 57237, SD | 96.79% | 1,000 Mbps |
| 57243, SD | 98.81% | 1,000 Mbps |
| 56178, MN | 31.27% | 1,000 Mbps |
| 57238, SD | 96.24% | 1,000 Mbps |
| 57268, SD | 99.80% | 1,000 Mbps |
| 57216, SD | 54.99% | 1,000 Mbps |
| 57213, SD | 99.79% | 1,000 Mbps |
| 57259, SD | 96.99% | 1,000 Mbps |
| 57242, SD | 99.27% | 1,000 Mbps |
| 57263, SD | 95.01% | 1,000 Mbps |
| 57269, SD | 95.45% | 1,000 Mbps |
| 56280, MN | 71.95% | 1,582 Mbps |
| 57218, SD | 100.00% | 1,000 Mbps |
| 57258, SD | 74.75% | 1,000 Mbps |
| 57212, SD | 13.34% | 1,000 Mbps |
| 56113, MN | 98.46% | 1,000 Mbps |
| 57217, SD | 100.00% | 1,000 Mbps |
| 57272, SD | 97.47% | 1,000 Mbps |
| 57220, SD | 28.14% | 1,000 Mbps |
| 56164, MN | 3.88% | 1,000 Mbps |
| 57264, SD | 100.00% | 1,000 Mbps |
| 57050, SD | 95.98% | 1,000 Mbps |
| 57271, SD | 100.00% | 1,000 Mbps |
| 57057, SD | 100.00% | 1,000 Mbps |
| 56291, MN | 40.78% | 1,617 Mbps |
| 57265, SD | 100.00% | 1,000 Mbps |
| 57017, SD | 12.50% | 1,000 Mbps |
| 57246, SD | 100.00% | 1,000 Mbps |
| 57256, SD | 69.50% | 1,000 Mbps |
| 57236, SD | 100.00% | 1,000 Mbps |
| 57257, SD | 13.20% | 1,000 Mbps |
| 57266, SD | 14.19% | 1,000 Mbps |
| 57061, SD | 100.00% | 1,000 Mbps |
| 57251, SD | 33.18% | 1,000 Mbps |
| 56264, MN | 2.35% | 1,292 Mbps |
| 57227, SD | 5.39% | 1,000 Mbps |
| 57022, SD | 0.50% | 1,000 Mbps |
| 57028, SD | 0.45% | 1,000 Mbps |
| 57233, SD | 8.78% | 1,000 Mbps |
| 57239, SD | 4.36% | 1,000 Mbps |
| 57231, SD | 0.71% | 1,000 Mbps |
| 57054, SD | 2.89% | 1,000 Mbps |
| 56257, MN | 2.93% | 1,000 Mbps |
| 57322, SD | 3.10% | 1,000 Mbps |
| 56218, MN | 1.46% | 2,000 Mbps |
| 57262, SD | 0.07% | 1,000 Mbps |
| 57245, SD | 3.60% | 1,000 Mbps |
| 56278, MN | 0.11% | 1,000 Mbps |