Compare cell coverage in San Francisco, CA

See the best cell service provider in San Francisco 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 41% of San Francisco covered by 5G service and 42% covered by 4G LTE service.

41%

covered by 5G

42%

covered by 4G LTE

Amount of San Francisco covered:: 42.2%
Excellent reception: 8.4%
Good reception: 14.5%
Average reception: 13.5%
Fair reception: 5.5%
Poor reception: 0.3%
No Signal: 57.8%

Verizon has 31% of San Francisco covered by 5G service and 44% covered by 4G LTE service.

31%

covered by 5G

44%

covered by 4G LTE

Amount of San Francisco covered:: 43.7%
Excellent reception: 24.3%
Good reception: 13.3%
Average reception: 5.1%
Fair reception: 1.0%
Poor reception: 0.0%
No Signal: 56.3%

T-Mobile has 32% of San Francisco covered by 5G service and 42% covered by 4G LTE service.

32%

covered by 5G

42%

covered by 4G LTE

Amount of San Francisco covered:: 41.7%
Excellent reception: 13.5%
Good reception: 19.9%
Average reception: 7.8%
Fair reception: 0.5%
No Signal: 58.3%

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	42% / 41%	44% / 31%	42% / 32%