| City | Download Speed | Upload Speed | Providers |
|---|---|---|---|
| Aberdeen | 183 Mbps | 33 Mbps | 1 providers |
| Alcester | 54 Mbps | 15 Mbps | 3 providers |
| Alexandria | 3 Mbps | 1 Mbps | 1 providers |
| Arlington | 15 Mbps | 2 Mbps | 3 providers |
| Baltic | 62 Mbps | 34 Mbps | 1 providers |
| Belle Fourche | 118 Mbps | 24 Mbps | 4 providers |
| Beresford | 12 Mbps | 8 Mbps | 3 providers |
| Big Stone City | 16 Mbps | 25 Mbps | 1 providers |
| Blackhawk | 103 Mbps | 43 Mbps | 3 providers |
| Bowdle | 35 Mbps | 31 Mbps | 1 providers |
| Box Elder | 126 Mbps | 57 Mbps | 3 providers |
| Brandon | 101 Mbps | 37 Mbps | 1 providers |
| Brookings | 173 Mbps | 30 Mbps | 1 providers |
| Burbank | 34 Mbps | 3 Mbps | 1 providers |
| Canton | 92 Mbps | 13 Mbps | 4 providers |
| Carpenter | 30 Mbps | 7 Mbps | 1 providers |
| Centerville | 36 Mbps | 10 Mbps | 1 providers |
| Chancellor | 11 Mbps | 1 Mbps | 1 providers |
| Chester | 12 Mbps | 8 Mbps | 1 providers |
| Colman | 57 Mbps | 13 Mbps | 2 providers |
| Colton | 51 Mbps | 6 Mbps | 2 providers |
| Crooks | 37 Mbps | 2 Mbps | 2 providers |
| Custer | 29 Mbps | 8 Mbps | 1 providers |
| Davis | 13 Mbps | 5 Mbps | 2 providers |
| De Smet | 146 Mbps | 57 Mbps | 1 providers |
| Deadwood | 55 Mbps | 21 Mbps | 4 providers |
| Dell Rapids | 37 Mbps | 18 Mbps | 2 providers |
| Edgemont | 14 Mbps | 8 Mbps | 1 providers |
| Egan | 372 Mbps | 87 Mbps | 2 providers |
| Elk Point | 109 Mbps | 19 Mbps | 5 providers |
| Elkton | 27 Mbps | 3 Mbps | 1 providers |
| Flandreau | 115 Mbps | 12 Mbps | 3 providers |
| Fort Pierre | 300 Mbps | 47 Mbps | 1 providers |
| Frankfort | 1 Mbps | 1 Mbps | 1 providers |
| Freeman | 2 Mbps | 80 Mbps | 1 providers |
| Garretson | 62 Mbps | 33 Mbps | 1 providers |
| Gayville | 5 Mbps | 10 Mbps | 1 providers |
| Glenham | 103 Mbps | 31 Mbps | 1 providers |
| Groton | 169 Mbps | 253 Mbps | 1 providers |
| Harrisburg | 121 Mbps | 28 Mbps | 4 providers |
| Hartford | 228 Mbps | 239 Mbps | 1 providers |
| Hazel | 89 Mbps | 36 Mbps | 2 providers |
| Hermosa | 89 Mbps | 49 Mbps | 2 providers |
| Hill City | 18 Mbps | 1 Mbps | 1 providers |
| Hot Springs | 260 Mbps | 32 Mbps | 1 providers |
| Hudson | 102 Mbps | 19 Mbps | 1 providers |
| Humboldt | 29 Mbps | 37 Mbps | 1 providers |
| Hurley | 25 Mbps | 9 Mbps | 2 providers |
| Huron | 103 Mbps | 31 Mbps | 1 providers |
| Ipswich | 267 Mbps | 48 Mbps | 1 providers |
| Irene | 26 Mbps | 1 Mbps | 2 providers |
| Iroquois | 6 Mbps | 4 Mbps | 1 providers |
| Jefferson | 75 Mbps | 18 Mbps | 4 providers |
| Keystone | 18 Mbps | 9 Mbps | 1 providers |
| Lake Norden | 89 Mbps | 17 Mbps | 1 providers |
| Lake Preston | 86 Mbps | 30 Mbps | 1 providers |
| Lead | 67 Mbps | 15 Mbps | 3 providers |
| Lennox | 107 Mbps | 56 Mbps | 3 providers |
| Madison | 137 Mbps | 27 Mbps | 3 providers |
| Marvin | 96 Mbps | 40 Mbps | 1 providers |
| Menno | 55 Mbps | 26 Mbps | 1 providers |
| Milbank | 147 Mbps | 40 Mbps | 1 providers |
| Miller | 195 Mbps | 39 Mbps | 1 providers |
| Mission Hill | 65 Mbps | 14 Mbps | 2 providers |
| Mitchell | 100 Mbps | 29 Mbps | 2 providers |
| Mobridge | 91 Mbps | 48 Mbps | 1 providers |
| Monroe | 623 Mbps | 789 Mbps | 1 providers |
| Nemo | 26 Mbps | 1 Mbps | 1 providers |
| New Underwood | 4 Mbps | 7 Mbps | 1 providers |
| North Sioux City | 220 Mbps | 38 Mbps | 5 providers |
| Parker | 21 Mbps | 2 Mbps | 1 providers |
| Piedmont | 128 Mbps | 18 Mbps | 4 providers |
| Pierre | 103 Mbps | 30 Mbps | 2 providers |
| Quinn | 369 Mbps | 33 Mbps | 1 providers |
| Ramona | 73 Mbps | 8 Mbps | 1 providers |
| Rapid City | 111 Mbps | 26 Mbps | 3 providers |
| Redfield | 73 Mbps | 19 Mbps | 1 providers |
| Renner | 119 Mbps | 6 Mbps | 1 providers |
| Salem | 185 Mbps | 18 Mbps | 1 providers |
| Scotland | 55 Mbps | 89 Mbps | 1 providers |
| Sioux Falls | 117 Mbps | 34 Mbps | 3 providers |
| South Shore | 24 Mbps | 21 Mbps | 1 providers |
| Spearfish | 115 Mbps | 24 Mbps | 3 providers |
| St. Onge | 52 Mbps | 10 Mbps | 2 providers |
| Sturgis | 116 Mbps | 19 Mbps | 3 providers |
| Tea | 263 Mbps | 23 Mbps | 3 providers |
| Twin Brooks | 10 Mbps | 10 Mbps | 1 providers |
| Valley Springs | 127 Mbps | 57 Mbps | 1 providers |
| Vermillion | 144 Mbps | 76 Mbps | 4 providers |
| Viborg | 107 Mbps | 60 Mbps | 2 providers |
| Volga | 22 Mbps | 4 Mbps | 2 providers |
| Volin | 28 Mbps | 13 Mbps | 2 providers |
| Wakonda | 133 Mbps | 17 Mbps | 1 providers |
| Watertown | 139 Mbps | 30 Mbps | 2 providers |
| Webster | 102 Mbps | 18 Mbps | 1 providers |
| Wentworth | 200 Mbps | 36 Mbps | 2 providers |
| Whitewood | 119 Mbps | 20 Mbps | 3 providers |
| Winfred | 174 Mbps | 25 Mbps | 1 providers |
| Worthing | 140 Mbps | 102 Mbps | 3 providers |
| Yankton | 117 Mbps | 25 Mbps | 3 providers |
| * Data from speed tests taken in the last 3 months | |||