Compare cell coverage in San Francisco County, CA

See the best cell service provider in San Francisco County with our network coverage comparison of AT&T, Verizon, and T-Mobile. Use the search box to see cell coverage down to a street address.

FCC data as of June 30, 2022, updated November 18, 2022

AT&T has 39% of San Francisco County covered by 5G service and 45% covered by 4G LTE service.

39%

covered by 5G

45%

covered by 4G LTE

Amount of San Francisco County covered:: 44.5%
Excellent reception: 6.1%
Good reception: 12.6%
Average reception: 15.5%
Fair reception: 9.7%
Poor reception: 0.6%
No Signal: 55.5%

Verizon has 34% of San Francisco County covered by 5G service and 46% covered by 4G LTE service.

34%

covered by 5G

46%

covered by 4G LTE

Amount of San Francisco County covered:: 46.4%
Excellent reception: 19.0%
Good reception: 14.7%
Average reception: 9.3%
Fair reception: 3.4%
Poor reception: 0.1%
No Signal: 53.6%

T-Mobile has 29% of San Francisco County covered by 5G service and 42% covered by 4G LTE service.

29%

covered by 5G

42%

covered by 4G LTE

Amount of San Francisco County covered:: 41.8%
Excellent reception: 11.7%
Good reception: 18.1%
Average reception: 11.3%
Fair reception: 0.7%
No Signal: 58.2%

Coverage data: FCC National Broadband Map

Coverage over time

FCC data as of	AT&T 4G / 5G	Verizon 4G / 5G	T-Mobile 4G / 5G
June 30, 2022	45% / 39%	46% / 34%	42% / 29%

Cities in San Francisco County

View cell coverage by city:

San Francisco