STAMFORD · CT · FCC DATA

Best cell phone coverage in Stamford Stamford, Connecticut

Outdoors the carriers report 63% (T-Mobile) to 95.2% (Verizon) of Stamford, CT, but 27.7% of Stamford, CT'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 · STAMFORD, CT

Coverage in Stamford, CT

Population 139,134 (Census 2024 estimate)

What stands out in Stamford

  • T-Mobile reports 63% of Stamford outdoors, against 78.7% of Connecticut as a whole.
  • Verizon loses the most of Stamford in a moving car: 95.2% outdoors, 64.1% in a car.
  • 5G at 35/3 Mbps covers 71.2% of Stamford, against 66.9% of Connecticut.
≈ NO CLEAR LEADER ON LAND
All three carriers
63–95.2%

AT&T vs T-Mobile vs Verizon in Stamford

=
Verizon
Outdoor
95.2%
In car
64.1%
=
AT&T
Outdoor
69%
In car
48.1%
=
T-Mobile
Outdoor
63%
In car
37.3%

4G and 5G across all carriers in Stamford

4G LTE
98.4%
5G 7/1
87.3%
5G 35/3
71.2%

Check your street on each carrier's map

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

Around Stamford, in Fairfield County

The towns nearby where one carrier reports the least outdoors: Lakeside Woods (T-Mobile 57.1%), Southport (AT&T 82.6%), Bridgeport (AT&T 84.3%), Sandy Hook (T-Mobile 86.3%).

Questions about coverage in Stamford

Q1

How does Stamford compare with the rest of Connecticut?

Outdoors Verizon 95.2% (state 94.8%), AT&T 69% (state 84.3%), T-Mobile 63% (state 78.7%); in a moving car Verizon 64.1% (state 50%), AT&T 48.1% (state 57.4%), T-Mobile 37.3% (state 37.4%).

ZIP codes mostly inside Stamford

06901, 06902, 06903, 06905, 06906, 06907.

See the statewide Connecticut comparison, or coverage in Bridgeport, New Haven, Hartford, Waterbury.

Cities with figures closest to Stamford's: Virginia Beach, VA, Hayward, CA, Richmond, CA, Everett, WA, Boston, MA.