Cell Phone Coverage Availability Map in California
Rootscore Network Performance in California
Network | Overall | Reliability | Speed | Data | Call |
---|---|---|---|---|---|
AT&T | 93 | 95 | 90 | 95 | 91 |
Verizon | 95 | 97 | 91 | 96 | 94 |
T-Mobile | 92 | 94 | 89 | 94 | 90 |
Sprint | 89 | 92 | 85 | 91 | 87 |
Source: Rootmetrics
Compare: Find the best deal on a cheap cell phone plan
For more detail, check out our network coverage comparison guides: