| City | Download Speed | Upload Speed | Providers |
|---|---|---|---|
| Aberdeen | 120 Mbps | 30 Mbps | 1 providers |
| Alcester | 104 Mbps | 10 Mbps | 3 providers |
| Alexandria | 3 Mbps | 1 Mbps | 1 providers |
| Arlington | 21 Mbps | 7 Mbps | 3 providers |
| Baltic | 24 Mbps | 20 Mbps | 1 providers |
| Belle Fourche | 123 Mbps | 21 Mbps | 4 providers |
| Beresford | 41 Mbps | 8 Mbps | 3 providers |
| Big Stone City | 16 Mbps | 25 Mbps | 1 providers |
| Blackhawk | 184 Mbps | 24 Mbps | 3 providers |
| Bowdle | 35 Mbps | 31 Mbps | 1 providers |
| Box Elder | 197 Mbps | 130 Mbps | 3 providers |
| Brandon | 190 Mbps | 117 Mbps | 3 providers |
| Brookings | 172 Mbps | 29 Mbps | 1 providers |
| Burbank | 56 Mbps | 13 Mbps | 1 providers |
| Canton | 75 Mbps | 14 Mbps | 5 providers |
| Carpenter | 30 Mbps | 7 Mbps | 1 providers |
| Centerville | 166 Mbps | 19 Mbps | 1 providers |
| Chancellor | 13 Mbps | 1 Mbps | 1 providers |
| Chester | 71 Mbps | 41 Mbps | 1 providers |
| Colman | 40 Mbps | 32 Mbps | 2 providers |
| Colton | 57 Mbps | 6 Mbps | 2 providers |
| Crooks | 37 Mbps | 2 Mbps | 2 providers |
| Custer | 60 Mbps | 9 Mbps | 2 providers |
| Davis | 148 Mbps | 110 Mbps | 2 providers |
| De Smet | 146 Mbps | 57 Mbps | 1 providers |
| Deadwood | 76 Mbps | 13 Mbps | 4 providers |
| Dell Rapids | 37 Mbps | 18 Mbps | 2 providers |
| Edgemont | 34 Mbps | 21 Mbps | 1 providers |
| Egan | 434 Mbps | 74 Mbps | 2 providers |
| Elk Point | 195 Mbps | 243 Mbps | 6 providers |
| Elkton | 27 Mbps | 3 Mbps | 1 providers |
| Estelline | 78 Mbps | 22 Mbps | 1 providers |
| Flandreau | 222 Mbps | 11 Mbps | 3 providers |
| Fort Pierre | 36 Mbps | 16 Mbps | 1 providers |
| Frankfort | 1 Mbps | 1 Mbps | 1 providers |
| Freeman | 401 Mbps | 339 Mbps | 1 providers |
| Garretson | 36 Mbps | 37 Mbps | 2 providers |
| Gayville | 32 Mbps | 2 Mbps | 1 providers |
| Glenham | 103 Mbps | 31 Mbps | 1 providers |
| Groton | 8 Mbps | 20 Mbps | 1 providers |
| Harrisburg | 196 Mbps | 32 Mbps | 4 providers |
| Hartford | 211 Mbps | 39 Mbps | 1 providers |
| Hayti | 80 Mbps | 25 Mbps | 1 providers |
| Hazel | 89 Mbps | 36 Mbps | 2 providers |
| Hermosa | 210 Mbps | 150 Mbps | 2 providers |
| Hill City | 66 Mbps | 14 Mbps | 2 providers |
| Hot Springs | 260 Mbps | 32 Mbps | 1 providers |
| Houghton | 90 Mbps | 36 Mbps | 1 providers |
| Hudson | 73 Mbps | 22 Mbps | 2 providers |
| Humboldt | 209 Mbps | 16 Mbps | 1 providers |
| Hurley | 162 Mbps | 72 Mbps | 2 providers |
| Huron | 103 Mbps | 30 Mbps | 1 providers |
| Ipswich | 217 Mbps | 16 Mbps | 1 providers |
| Irene | 32 Mbps | 9 Mbps | 2 providers |
| Iroquois | 6 Mbps | 4 Mbps | 1 providers |
| Jefferson | 45 Mbps | 15 Mbps | 4 providers |
| Keystone | 18 Mbps | 9 Mbps | 1 providers |
| Lake Norden | 89 Mbps | 54 Mbps | 1 providers |
| Lake Preston | 86 Mbps | 30 Mbps | 1 providers |
| Lead | 179 Mbps | 19 Mbps | 3 providers |
| Lennox | 154 Mbps | 96 Mbps | 3 providers |
| Madison | 76 Mbps | 33 Mbps | 3 providers |
| Marvin | 96 Mbps | 40 Mbps | 1 providers |
| Menno | 71 Mbps | 97 Mbps | 2 providers |
| Milbank | 141 Mbps | 39 Mbps | 2 providers |
| Miller | 100 Mbps | 18 Mbps | 1 providers |
| Mission Hill | 70 Mbps | 18 Mbps | 2 providers |
| Mitchell | 103 Mbps | 30 Mbps | 1 providers |
| Mobridge | 91 Mbps | 48 Mbps | 1 providers |
| Monroe | 739 Mbps | 7 Mbps | 1 providers |
| Mud Butte | 205 Mbps | 1 Mbps | 1 providers |
| Nemo | 26 Mbps | 1 Mbps | 1 providers |
| New Underwood | 4 Mbps | 7 Mbps | 1 providers |
| North Sioux City | 346 Mbps | 53 Mbps | 5 providers |
| Parker | 9 Mbps | 2 Mbps | 1 providers |
| Piedmont | 104 Mbps | 18 Mbps | 4 providers |
| Pierre | 147 Mbps | 30 Mbps | 2 providers |
| Quinn | 369 Mbps | 33 Mbps | 1 providers |
| Ramona | 73 Mbps | 8 Mbps | 1 providers |
| Rapid City | 165 Mbps | 30 Mbps | 3 providers |
| Redfield | 90 Mbps | 25 Mbps | 1 providers |
| Renner | 57 Mbps | 17 Mbps | 1 providers |
| Salem | 185 Mbps | 18 Mbps | 1 providers |
| Scotland | 284 Mbps | 177 Mbps | 1 providers |
| Sioux Falls | 161 Mbps | 33 Mbps | 3 providers |
| South Shore | 24 Mbps | 21 Mbps | 1 providers |
| Spearfish | 134 Mbps | 26 Mbps | 3 providers |
| St. Onge | 56 Mbps | 11 Mbps | 2 providers |
| Sturgis | 135 Mbps | 18 Mbps | 4 providers |
| Tea | 166 Mbps | 17 Mbps | 4 providers |
| Twin Brooks | 10 Mbps | 10 Mbps | 1 providers |
| Valley Springs | 127 Mbps | 57 Mbps | 1 providers |
| Vermillion | 178 Mbps | 65 Mbps | 4 providers |
| Viborg | 35 Mbps | 19 Mbps | 2 providers |
| Volga | 22 Mbps | 4 Mbps | 2 providers |
| Volin | 22 Mbps | 4 Mbps | 2 providers |
| Wakonda | 78 Mbps | 19 Mbps | 1 providers |
| Watertown | 148 Mbps | 29 Mbps | 3 providers |
| Waubay | 98 Mbps | 5 Mbps | 1 providers |
| Webster | 88 Mbps | 16 Mbps | 1 providers |
| Wentworth | 211 Mbps | 38 Mbps | 2 providers |
| Wessington | 607 Mbps | 348 Mbps | 1 providers |
| Whitewood | 110 Mbps | 23 Mbps | 3 providers |
| Winfred | 59 Mbps | 12 Mbps | 1 providers |
| Worthing | 338 Mbps | 316 Mbps | 3 providers |
| Yankton | 185 Mbps | 39 Mbps | 2 providers |
| * Data from speed tests taken in the last 3 months | |||