# AT&T Coverage in Derwood, MD 20855

Excellent — AT&T has dense, multi-band coverage in Derwood, MD 20855.

## Summary

- **Carrier**: AT&T (on the AT&T network)
- **Location**: Derwood, MD 20855
- **Verdict**: EXCELLENT (excellent)
- **Towers on network**: 232
- **Best signal (dBm)**: -43.8
- **Nearest tower**: 0.34 mi
- **Low-band sites**: 0
- **Mid-band sites**: 226
- **High-band sites**: 6

## Coordinates

- **Latitude**: 39.13702
- **Longitude**: -77.13197

## Competitor Networks at This Location

- **T-Mobile** (T-Mobile): 659 towers, verdict EXCELLENT (excellent), best -32.0 dBm
- **Verizon** (Verizon): 147 towers, verdict STRONG (strong), best -42.8 dBm

## AT&T Coverage in Nearby Cities

- [Naval Anacost Annex, DC](/coverage/att/near/city-state/naval-anacost-annex/dc) — 1,996 towers
- [Fort Myer, VA](/coverage/att/near/city-state/fort-myer/va) — 1,962 towers
- [Washington Navy Yard, DC](/coverage/att/near/city-state/washington-navy-yard/dc) — 1,737 towers
- [Arlington, VA](/coverage/att/near/city-state/arlington/va) — 1,718 towers
- [Washington, DC](/coverage/att/near/city-state/washington/dc) — 1,571 towers
- [Alexandria, VA](/coverage/att/near/city-state/alexandria/va) — 1,155 towers

## Related Links

- **View on Map**: https://www.celltowermaps.com/coverage/att/near/zip-code/20855
- **All carriers at this zip**: https://www.celltowermaps.com/cell-towers/near/zip-code/20855

## Data Source

Tower data sourced from FCC licensing records and OpenCellID. For more information, visit https://www.celltowermaps.com/llms.txt