Carrierlytics County Coverage Guide

San Benito County, CA Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in San Benito County, CA.

Using FCC mobile coverage data across cities and ZIP codes in San Benito County, CA, Carrierlytics compares the top-performing networks and the cheapest plans that use them.

San Benito County, CA

Cell phone coverage map for San Benito 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.

Coverage Key
Less covered More covered
Darker areas mean the carrier covers more of that location.

Map data © OpenStreetMap contributors, © CARTO. Rendered with MapLibre. FCC BDC mobile coverage processed by Carrierlytics.

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Cell phone coverage rankings by network in San Benito County, CA

#1

T-Mobile

Coverage Score 47.1
In San Benito County, CA
Overall
34.4%
4G LTE
33.8% avg. -94 dBm 4G LTE signal where 4G LTE coverage exists: avg. -94 dBm
5G
32.4% avg. -88 dBm 5G signal where 5G coverage exists: avg. -88 dBm
Fast 5G
23.1% avg. -84 dBm Fast 5G signal where Fast 5G coverage exists: avg. -84 dBm
#2

Verizon

Coverage Score 38.0
In San Benito County, CA
Overall
38.6%
4G LTE
38.5% avg. -96 dBm 4G LTE signal where 4G LTE coverage exists: avg. -96 dBm
5G
10.1% avg. -93 dBm 5G signal where 5G coverage exists: avg. -93 dBm
Fast 5G
6.0% avg. -88 dBm Fast 5G signal where Fast 5G coverage exists: avg. -88 dBm
#3

AT&T

Coverage Score 28.0
In San Benito County, CA
Overall
32.3%
4G LTE
32.2% avg. -111 dBm 4G LTE signal where 4G LTE coverage exists: avg. -111 dBm
5G
22.8% avg. -111 dBm 5G signal where 5G coverage exists: avg. -111 dBm
Fast 5G
12.0% avg. -108 dBm Fast 5G signal where Fast 5G coverage exists: avg. -108 dBm
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Coverage by city in San Benito County, CA

Cities and towns are shown for county-level comparison. Coverage percentages use land-area only coverage.

City Verizon AT&T T-Mobile
Aromas, CA 100.0% 100.0% 67.6% 57.7% 100.0% 100.0% 99.1% 60.4% 100.0% 99.1% 100.0% 76.6%
Hollister, CA 100.0% 100.0% 96.8% 78.8% 100.0% 100.0% 100.0% 90.5% 100.0% 100.0% 100.0% 100.0%
Paicines, CA 24.4% 24.4% 0.0% 0.0% 21.1% 21.0% 13.2% 7.4% 21.9% 21.1% 20.2% 11.1%
Ridgemark, CA 100.0% 100.0% 35.6% 15.3% 100.0% 100.0% 100.0% 96.6% 100.0% 100.0% 100.0% 100.0%
San Juan Bautista, CA 100.0% 100.0% 78.9% 52.6% 100.0% 100.0% 94.7% 89.5% 100.0% 100.0% 100.0% 100.0%
Tres Pinos, CA 93.9% 92.7% 58.5% 48.8% 89.0% 87.8% 81.7% 65.9% 93.9% 92.7% 92.7% 86.6%
Prunedale, CA 96.1% 96.1% 69.5% 54.0% 91.0% 90.9% 84.0% 37.9% 87.3% 87.1% 81.9% 65.1%

About The Coverage Data

Coverage and signal estimates are derived by Carrierlytics 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 San Benito 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.