CAMBRIDGE · MA · FCC DATA

Best cell phone coverage in Cambridge Cambridge, Massachusetts

AT&T, T-Mobile and Verizon all report outdoor coverage of 100% of Cambridge, MA, so no carrier wins on outdoor coverage here.

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

RESULT · CAMBRIDGE, MA

Coverage in Cambridge, MA

Population 121,186 (Census 2024 estimate)

What stands out in Cambridge

  • T-Mobile reports 99.4% of Cambridge in a moving car, against 35.3% of Massachusetts as a whole.
  • Cambridge has the highest AT&T figure in a moving car of the 4 mostly-land cities in Massachusetts on this site: 100%.
  • Beyond the city limits it thins: across Middlesex County, T-Mobile reports 63.6% in a moving car, against 99.4% in Cambridge.
  • 5G at 35/3 Mbps covers 100% of Cambridge, against 56.3% of Massachusetts.
✓ ALL THREE REPORT THE SAME
All three carriers
100%

AT&T vs T-Mobile vs Verizon in Cambridge

=
AT&T
Outdoor
100%
In car
100%
=
T-Mobile
Outdoor
100%
In car
99.4%
=
Verizon
Outdoor
100%
In car
97%

4G and 5G across all carriers in Cambridge

4G LTE
100%
5G 7/1
100%
5G 35/3
100%

Check your street on each carrier's map

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

Around Cambridge, in Middlesex County

The towns nearby where one carrier reports the least outdoors: Everett (AT&T 94.2%).

Questions about coverage in Cambridge

Q1

How does Cambridge compare with the rest of Massachusetts?

Outdoors AT&T 100% (state 72.4%), T-Mobile 100% (state 66.2%), Verizon 100% (state 96%); in a moving car AT&T 100% (state 50.1%), T-Mobile 99.4% (state 35.3%), Verizon 97% (state 55%).

ZIP codes mostly inside Cambridge

02138, 02139, 02140, 02141, 02142.

See the statewide Massachusetts comparison, or coverage in Boston, Worcester, Springfield, Lowell.

Cities with figures closest to Cambridge's: Costa Mesa, CA, Milwaukee, WI, Alexandria, VA, Rochester, MN, Allentown, PA.