Compare cell coverage in Sunnyvale, CA

See the best cell service provider in Sunnyvale 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

Excellent coverage

AT&T has 100% of Sunnyvale covered by 5G service and 100% covered by 4G LTE service.

100%

covered by 5G

100%

covered by 4G LTE

Amount of Sunnyvale covered:
100%
Excellent reception
25.7%
Good reception
38.8%
Average reception
30.4%
Fair reception
5.1%
Poor reception
0.1%

Verizon

Excellent coverage

Verizon has 93% of Sunnyvale covered by 5G service and 100% covered by 4G LTE service.

93%

covered by 5G

100%

covered by 4G LTE

Amount of Sunnyvale covered:
100%
Excellent reception
68.0%
Good reception
28.9%
Average reception
3.1%

T-Mobile

Excellent coverage

T-Mobile has 85% of Sunnyvale covered by 5G service and 100% covered by 4G LTE service.

85%

covered by 5G

100%

covered by 4G LTE

Amount of Sunnyvale covered:
100%
Excellent reception
47.8%
Good reception
47.9%
Average reception
4.2%
Fair reception
0.1%

Coverage data: FCC National Broadband Map

Coverage over time

FCC data as ofAT&T 4G / 5GVerizon 4G / 5GT-Mobile 4G / 5G
June 30, 2022100% / 100%100% / 93%100% / 85%