SIOUX FALLS · SD · FCC DATA

Best cell phone coverage in Sioux Falls Sioux Falls, South Dakota

AT&T, T-Mobile and Verizon all report outdoor coverage of between 99.9% and 100% of Sioux Falls, SD, so no carrier wins on outdoor coverage here.

Carrier-reported coverage from FCC carrier filings as of December 31, 2025, not measured signal. How these figures are read

RESULT · SIOUX FALLS, SD

Coverage in Sioux Falls, SD

Population 209,289 (Census 2024 estimate)

What stands out in Sioux Falls

  • T-Mobile reports 96.7% of Sioux Falls in a moving car, against 26.1% of South Dakota as a whole.
  • Beyond the city limits it thins: across Minnehaha County, T-Mobile reports 55.2% in a moving car, against 96.7% in Sioux Falls.
  • 5G at 35/3 Mbps covers 99.7% of Sioux Falls, against 62.9% of South Dakota.
✓ ALL THREE WITHIN 0.1 POINTS
All three carriers
99.9–100%

AT&T vs T-Mobile vs Verizon in Sioux Falls

=
Verizon
Outdoor
100%
In car
99.9%
=
AT&T
Outdoor
100%
In car
99.7%
=
T-Mobile
Outdoor
99.9%
In car
96.7%

4G and 5G across all carriers in Sioux Falls

4G LTE
100%
5G 7/1
99.9%
5G 35/3
99.7%

Check your street on each carrier's map

Verizon coverage map → AT&T coverage map → T-Mobile coverage map →

Around Sioux Falls, in Minnehaha County

The towns nearby where one carrier reports the least outdoors: Garretson (T-Mobile 50%), Colton (T-Mobile 61.1%), Lyons (T-Mobile 84.6%), Renner Corner (AT&T 87.9%).

Questions about coverage in Sioux Falls

Q1

How does Sioux Falls compare with the rest of South Dakota?

Outdoors Verizon 100% (state 89.8%), AT&T 100% (state 89.6%), T-Mobile 99.9% (state 71.8%); in a moving car Verizon 99.9% (state 45.7%), AT&T 99.7% (state 63.6%), T-Mobile 96.7% (state 26.1%).

ZIP codes mostly inside Sioux Falls

57103, 57104, 57105, 57110, 57117, 57197.

See the statewide South Dakota comparison.

Cities with figures closest to Sioux Falls's: Lubbock, TX, Elgin, IL, Minneapolis, MN, Edinburg, TX, Fargo, ND.