# AT&T Coverage in Sioux Falls, SD 57103

Evidence is mixed — AT&T coverage in Sioux Falls, SD 57103 may be uneven.

## Summary

- **Carrier**: AT&T (on the AT&T network)
- **Location**: Sioux Falls, SD 57103
- **Verdict**: FAIR (fair)
- **Towers on network**: 5
- **Best signal (dBm)**: -45.5
- **Nearest tower**: 1.17 mi
- **Low-band sites**: 3
- **Mid-band sites**: 2
- **High-band sites**: 0

## Coordinates

- **Latitude**: 43.538
- **Longitude**: -96.69241

## Competitor Networks at This Location

- **T-Mobile** (T-Mobile): 120 towers, verdict EXCELLENT (excellent), best -38.6 dBm
- **Verizon** (Verizon): 8 towers, verdict GOOD (good), best -66.1 dBm

## AT&T Coverage in Nearby Cities

- [South Sioux City, NE](/coverage/att/near/city-state/south-sioux-city/ne) — 12 towers
- [Renner, SD](/coverage/att/near/city-state/renner/sd) — 9 towers
- [Sioux City, IA](/coverage/att/near/city-state/sioux-city/ia) — 9 towers
- [Brookings, SD](/coverage/att/near/city-state/brookings/sd) — 8 towers
- [Correctionville, IA](/coverage/att/near/city-state/correctionville/ia) — 7 towers
- [Crooks, SD](/coverage/att/near/city-state/crooks/sd) — 7 towers

## Related Links

- [View the interactive carrier map](https://www.celltowermaps.com/coverage/att/near/zip-code/57103): Human-readable map for this carrier and ZIP code.
- [All carriers near this ZIP code](https://www.celltowermaps.com/cell-towers/near/zip-code/57103/index.md): Text-first tower summary without a carrier filter.

## Data Source

Tower data is sourced from U.S. Federal Communications Commission licensing records and OpenCellID observations. See [llms.txt](https://www.celltowermaps.com/llms.txt) for methodology and access guidance.