# AT&T Coverage in Mason, IL 62443

Evidence is mixed — AT&T coverage in Mason, IL 62443 may be uneven.

## Summary

- **Carrier**: AT&T (on the AT&T network)
- **Location**: Mason, IL 62443
- **Verdict**: FAIR (fair)
- **Towers on network**: 7
- **Best signal (dBm)**: -49.9
- **Nearest tower**: 0.69 mi
- **Low-band sites**: 2
- **Mid-band sites**: 5
- **High-band sites**: 0

## Coordinates

- **Latitude**: 38.95397
- **Longitude**: -88.62902

## Competitor Networks at This Location

- **T-Mobile** (T-Mobile): 2 towers, verdict FAIR (fair), best -55.3 dBm
- **Verizon** (Verizon): 4 towers, verdict GOOD (good), best -55.3 dBm

## AT&T Coverage in Nearby Cities

- [East Saint Louis, IL](/coverage/att/near/city-state/east-saint-louis/il) — 138 towers
- [Evansville, IN](/coverage/att/near/city-state/evansville/in) — 90 towers
- [Caseyville, IL](/coverage/att/near/city-state/caseyville/il) — 76 towers
- [Champaign, IL](/coverage/att/near/city-state/champaign/il) — 68 towers
- [Granite City, IL](/coverage/att/near/city-state/granite-city/il) — 62 towers
- [Danville, IL](/coverage/att/near/city-state/danville/il) — 59 towers

## Related Links

- [View the interactive carrier map](https://www.celltowermaps.com/coverage/att/near/zip-code/62443): Human-readable map for this carrier and ZIP code.
- [All carriers near this ZIP code](https://www.celltowermaps.com/cell-towers/near/zip-code/62443/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.