MARYLAND · STATEWIDE · FCC DATA

Best cell phone coverage in Maryland Maryland, statewide

Outdoors the carriers report 71.9% (T-Mobile) to 95.4% (Verizon) of Maryland, but 21.7% of Maryland's area is water, which carriers file differently, so no carrier shows more of the land covered.

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

RESULT · MARYLAND

Coverage in Maryland

What stands out in Maryland

  • Verizon loses the most of Maryland in a moving car: 95.4% outdoors, 53.5% in a car.
  • Verizon reports 95.4% of Maryland outdoors, against 60.9% of the US.
  • In every one of Maryland's 24 counties the best carrier covers at least three quarters of the land.
  • 5G at 35/3 Mbps covers 66.8% of Maryland, against 39.4% of the US.
≈ NO CLEAR LEADER ON LAND
All three carriers
71.9–95.4%

AT&T vs T-Mobile vs Verizon in Maryland

=
Verizon
Outdoor
95.4%
In car
53.5%
=
AT&T
Outdoor
75.2%
In car
54.6%
=
T-Mobile
Outdoor
71.9%
In car
40.1%

4G and 5G across all carriers in Maryland

4G LTE
98.7%
5G 7/1
81%
5G 35/3
66.8%

Check your street on each carrier's map

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

Where coverage runs thin in Maryland

Counties with the least land under 4G LTE from any carrier: Allegany County (91%), Garrett County (91.1%). See how Maryland compares in the 10 US states with the least cell coverage.

Coverage in Maryland's largest cities

States with figures closest to Maryland's