Coverage rankings for Monterey County, CA
T-Mobile currently ranks first for coverage in this area, with a coverage score of 52.1. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.
| Rank | Carrier | Score | Overall | 4G LTE | 5G | Fast 5G | Average Signal |
|---|---|---|---|---|---|---|---|
| 1 | T-Mobile | 52.1 | 46.8% | 45.9% | 43.4% | 32.1% | -90 dBm |
| 2 | Verizon | 49.5 | 63.7% | 63.6% | 23.2% | 15.8% | -97 dBm |
| 3 | AT&T | 49.1 | 56.4% | 56.2% | 45.8% | 26.1% | -113 dBm |
Scores include coverage area, network type, and average signal strength.
Cell phone coverage map for Monterey County, CA
Zoom in for local detail. Tap or click a colored area to see coverage and signal details. On mobile, use two fingers to move the map.
Map data © OpenStreetMap contributors, © CARTO. Rendered with MapLibre. FCC BDC mobile coverage processed by Compare Wireless Carriers.
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Cell phone coverage by network in Monterey County, CA
T-Mobile
- Overall
- 46.8%
- 4G LTE
- 45.9%
- 5G
- 43.4%
- Fast 5G
- 32.1%
Verizon
- Overall
- 63.7%
- 4G LTE
- 63.6%
- 5G
- 23.2%
- Fast 5G
- 15.8%
AT&T
- Overall
- 56.4%
- 4G LTE
- 56.2%
- 5G
- 45.8%
- Fast 5G
- 26.1%
Coverage varies by neighborhood. Your carrier shouldn’t.
US Mobile lets you switch between all three major networks, so you can choose the one that works best where you actually use your phone.
Pricing, network access, switching terms, and home internet availability may vary.
Coverage by city in Monterey County, CA
Cities and towns are shown for county-level comparison. Coverage percentages use land-area only coverage.
| City | Verizon | AT&T | T-Mobile |
|---|---|---|---|
| Big Sur, CA | 15.9% 15.9% 0.0% 0.0% -101 dBm | 16.6% 16.3% 11.7% 4.1% -115 dBm | 0.3% 0.3% 0.2% 0.1% -100 dBm |
| Boronda, CA | 100.0% 100.0% 100.0% 100.0% -79 dBm | 100.0% 100.0% 100.0% 60.0% -107 dBm | 100.0% 100.0% 100.0% 100.0% -77 dBm |
| Bradley, CA | 100.0% 100.0% 0.0% 0.0% -70 dBm | 100.0% 100.0% 100.0% 100.0% -100 dBm | 100.0% 100.0% 100.0% 100.0% -70 dBm |
| Carmel, CA | 100.0% 100.0% 30.4% 17.4% -87 dBm | 100.0% 100.0% 91.3% 78.3% -116 dBm | 91.3% 91.3% 17.4% 4.3% -95 dBm |
| Carmel Valley, CA | 36.4% 35.9% 13.8% 8.8% -101 dBm | 52.9% 52.3% 44.5% 16.2% -112 dBm | 30.9% 30.5% 29.2% 20.2% -91 dBm |
| Carmel Valley Village, CA | 97.9% 97.7% 45.6% 38.1% -96 dBm | 97.2% 97.2% 77.3% 44.5% -110 dBm | 94.0% 93.1% 91.5% 74.3% -87 dBm |
| Carmel By The Sea, CA | 100.0% 100.0% 36.0% 24.0% -88 dBm | 100.0% 100.0% 92.0% 76.0% -115 dBm | 92.0% 92.0% 24.0% 8.0% -95 dBm |
| Castroville, CA | 100.0% 100.0% 100.0% 100.0% -87 dBm | 100.0% 100.0% 100.0% 87.0% -96 dBm | 100.0% 100.0% 100.0% 100.0% -77 dBm |
| Chualar, CA | 100.0% 100.0% 100.0% 100.0% -83 dBm | 100.0% 100.0% 92.9% 92.9% -117 dBm | 100.0% 100.0% 100.0% 100.0% -69 dBm |
| Del Monte Forest, CA | 100.0% 100.0% 10.3% 8.6% -85 dBm | 99.5% 99.5% 94.6% 76.8% -107 dBm | 85.4% 85.4% 25.9% 14.1% -95 dBm |
| Del Rey Oaks, CA | 100.0% 100.0% 83.3% 70.8% -91 dBm | 100.0% 100.0% 100.0% 50.0% -101 dBm | 100.0% 100.0% 100.0% 100.0% -82 dBm |
| Elkhorn, CA | 100.0% 100.0% 87.5% 81.3% -85 dBm | 96.4% 95.5% 92.0% 58.9% -103 dBm | 100.0% 100.0% 99.1% 79.5% -91 dBm |
| Fort Hunter Liggett, CA | 100.0% 100.0% 0.0% 0.0% -77 dBm | 100.0% 100.0% 100.0% 90.6% -109 dBm | 100.0% 100.0% 100.0% 100.0% -70 dBm |
| Gonzales, CA | 100.0% 100.0% 100.0% 100.0% -75 dBm | 100.0% 100.0% 100.0% 75.6% -94 dBm | 100.0% 100.0% 100.0% 100.0% -66 dBm |
| Greenfield, CA | 100.0% 100.0% 100.0% 95.3% -82 dBm | 100.0% 100.0% 100.0% 98.4% -93 dBm | 100.0% 100.0% 100.0% 100.0% -73 dBm |
| Jolon, CA | 64.4% 64.2% 21.0% 13.0% -98 dBm | 59.4% 59.4% 46.7% 31.0% -114 dBm | 52.6% 51.6% 48.9% 36.9% -91 dBm |
| King City, CA | 100.0% 100.0% 100.0% 97.8% -77 dBm | 100.0% 100.0% 100.0% 46.1% -101 dBm | 100.0% 100.0% 100.0% 100.0% -71 dBm |
| Las Lomas, CA | 100.0% 100.0% 79.2% 58.3% -89 dBm | 100.0% 100.0% 100.0% 79.2% -108 dBm | 100.0% 100.0% 95.8% 91.7% -80 dBm |
| Lockwood, CA | 100.0% 100.0% 0.0% 0.0% -82 dBm | 100.0% 100.0% 99.2% 69.2% -110 dBm | 60.8% 60.8% 52.0% 25.2% -99 dBm |
| Marina, CA | 100.0% 100.0% 90.0% 67.3% -87 dBm | 99.5% 99.1% 97.2% 74.9% -108 dBm | 99.5% 99.5% 99.5% 99.5% -77 dBm |
| Monterey, CA | 100.0% 100.0% 80.8% 62.1% -90 dBm | 100.0% 98.5% 99.0% 71.2% -106 dBm | 99.5% 99.5% 84.8% 62.6% -89 dBm |
| Moss Landing, CA | 100.0% 100.0% 100.0% 100.0% -76 dBm | 100.0% 100.0% 100.0% 100.0% -93 dBm | 100.0% 100.0% 100.0% 100.0% -80 dBm |
| Pacific Grove, CA | 100.0% 100.0% 54.3% 41.4% -88 dBm | 100.0% 100.0% 100.0% 88.6% -103 dBm | 100.0% 100.0% 51.4% 27.1% -90 dBm |
| Pajaro, CA | 100.0% 100.0% 100.0% 100.0% -72 dBm | 100.0% 100.0% 100.0% 95.2% -103 dBm | 100.0% 100.0% 100.0% 100.0% -90 dBm |
| Pebble Beach, CA | 59.2% 59.2% 43.7% 35.3% -91 dBm | 76.5% 76.2% 70.3% 47.6% -108 dBm | 51.5% 51.5% 48.1% 39.9% -86 dBm |
| Pine Canyon, CA | 100.0% 97.4% 59.2% 23.7% -99 dBm | 98.7% 98.7% 93.4% 76.3% -103 dBm | 100.0% 100.0% 100.0% 84.2% -91 dBm |
| Prunedale, CA | 96.1% 96.1% 69.5% 54.0% -92 dBm | 91.0% 90.9% 84.0% 37.9% -107 dBm | 87.3% 87.1% 81.9% 65.1% -89 dBm |
| Salinas, CA | 100.0% 100.0% 97.4% 91.8% -83 dBm | 99.8% 99.8% 99.3% 66.9% -101 dBm | 100.0% 100.0% 100.0% 100.0% -78 dBm |
| San Ardo, CA | 100.0% 100.0% 100.0% 100.0% -73 dBm | 100.0% 100.0% 100.0% 63.6% -110 dBm | 100.0% 100.0% 100.0% 100.0% -66 dBm |
| San Lucas, CA | 100.0% 100.0% 0.0% 0.0% -74 dBm | 100.0% 100.0% 100.0% 87.5% -119 dBm | 100.0% 100.0% 100.0% 100.0% -70 dBm |
| Sand City, CA | 100.0% 100.0% 100.0% 83.3% -91 dBm | 91.7% 91.7% 91.7% 50.0% -110 dBm | 91.7% 91.7% 91.7% 91.7% -84 dBm |
| Seaside, CA | 100.0% 100.0% 79.7% 63.8% -91 dBm | 99.0% 97.6% 98.1% 42.5% -105 dBm | 100.0% 100.0% 100.0% 98.1% -81 dBm |
| Soledad, CA | 100.0% 100.0% 98.1% 93.3% -88 dBm | 100.0% 100.0% 100.0% 96.2% -100 dBm | 100.0% 100.0% 100.0% 92.4% -79 dBm |
| Spreckels, CA | 100.0% 100.0% 100.0% 50.0% -100 dBm | 100.0% 100.0% 100.0% 0.0% -100 dBm | 100.0% 100.0% 100.0% 100.0% -80 dBm |
| Aromas, CA | 100.0% 100.0% 67.6% 57.7% -91 dBm | 100.0% 100.0% 99.1% 60.4% -106 dBm | 100.0% 99.1% 100.0% 76.6% -88 dBm |
| Pajaro Dunes, CA | 100.0% 100.0% 91.8% 70.5% -94 dBm | 100.0% 98.4% 96.7% 11.5% -116 dBm | 100.0% 100.0% 98.4% 72.1% -94 dBm |
| Watsonville, CA | 100.0% 100.0% 98.7% 89.0% -84 dBm | 99.4% 99.4% 99.4% 87.1% -99 dBm | 98.7% 98.7% 96.1% 69.7% -89 dBm |
About The Coverage Data
Coverage and signal estimates are derived by Compare Wireless Carriers from carrier-reported data in the FCC’s National Broadband Coverage Map, last updated in June 2025. “Percent covered” shows how much of the city or ZIP code area has a carrier signal, whether weak or strong. Signal bars show the estimated average signal strength in areas of Monterey County, CA where that carrier has coverage.
If a carrier says you should have service but you do not, run a challenge test with the FCC Mobile Speed Test App. The FCC uses those results to check carrier-submitted coverage data and requires a carrier response when enough tests show a pattern of inaccurate coverage reporting.