See the best cell service provider in San Marino 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
Excellent coverage
AT&T has 76% of San Marino covered by 5G service and 100% covered by 4G LTE service.
76%
covered by 5G
100%
covered by 4G LTE
Excellent coverage
Verizon has 86% of San Marino covered by 5G service and 100% covered by 4G LTE service.
86%
covered by 5G
100%
covered by 4G LTE
Excellent coverage
T-Mobile has 92% of San Marino covered by 5G service and 100% covered by 4G LTE service.
92%
covered by 5G
100%
covered by 4G LTE
Coverage data: FCC National Broadband Map
| FCC data as of | AT&T 4G / 5G | Verizon 4G / 5G | T-Mobile 4G / 5G |
|---|---|---|---|
| June 30, 2022 | 100% / 76% | 100% / 86% | 100% / 92% |