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

Find the best cell phone network and plan to use in Mono County, CA

Coverage rankings for Mono County, CA

AT&T currently ranks first for coverage in this area, with a coverage score of 56.0. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1AT&T56.064.9%64.9%41.5%41.0% -116 dBm
2T-Mobile37.630.2%29.7%26.4%20.1% -91 dBm
3Verizon36.646.2%46.2%11.9%7.3% -97 dBm

Scores include coverage area, network type, and average signal strength.

Cell phone coverage map for Mono 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 Compare Wireless Carriers.

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Cell phone coverage by network in Mono County, CA

#1

AT&T

Coverage Score 56.0
In Mono County, CA
Overall
64.9%
4G LTE
64.9%
5G
41.5%
Fast 5G
41.0%
Average Signal -116 dBm
#2

T-Mobile

Coverage Score 37.6
In Mono County, CA
Overall
30.2%
4G LTE
29.7%
5G
26.4%
Fast 5G
20.1%
Average Signal -91 dBm
#3

Verizon

Coverage Score 36.6
In Mono County, CA
Overall
46.2%
4G LTE
46.2%
5G
11.9%
Fast 5G
7.3%
Average Signal -97 dBm
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Coverage by city in Mono County, CA

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

CityVerizonAT&TT-Mobile
Aspen Springs, CA 58.5% 58.5% 0.0% 0.0% -102 dBm 70.7% 70.7% 30.5% 30.5% -119 dBm 46.3% 46.3% 26.8% 22.0% -96 dBm
Benton, CA N/A N/A N/A N/A N/A 95.7% 95.7% 85.3% 85.3% -112 dBm 59.6% 57.6% 58.7% 41.2% -85 dBm
Bridgeport, CA 94.8% 94.8% 67.4% 60.2% -93 dBm 92.6% 92.6% 81.5% 81.5% -107 dBm 76.7% 76.1% 75.1% 65.4% -80 dBm
Chalfant, CA 65.4% 65.4% 13.2% 5.3% -100 dBm 99.1% 99.1% 86.4% 86.2% -110 dBm 62.1% 61.9% 30.1% 11.6% -100 dBm
Coleville, CA 88.1% 88.1% 0.0% 0.0% -84 dBm 82.6% 82.6% 70.7% 70.3% -113 dBm 74.9% 74.9% 73.3% 65.4% -91 dBm
Crowley Lake, CA 100.0% 100.0% 84.4% 78.1% -85 dBm 100.0% 100.0% 93.8% 93.8% -101 dBm 43.8% 43.8% 26.6% 4.7% -103 dBm
June Lake, CA 91.7% 91.7% 0.0% 0.0% -87 dBm 91.7% 91.7% 82.5% 80.8% -107 dBm 88.8% 88.3% 87.5% 81.7% -82 dBm
Lee Vining, CA 98.4% 98.4% 55.7% 45.1% -89 dBm 81.1% 81.1% 32.0% 32.0% -115 dBm 32.8% 32.8% 27.9% 13.1% -97 dBm
Mammoth Lakes, CA 93.4% 93.4% 61.7% 45.6% -94 dBm 97.7% 97.7% 85.0% 84.8% -108 dBm 94.5% 91.6% 94.1% 85.7% -82 dBm
McGee Creek, CA 94.4% 94.4% 30.0% 23.3% -97 dBm 96.7% 96.7% 73.3% 72.2% -116 dBm 45.6% 45.6% 0.0% 0.0% -100 dBm
Mono City, CA 100.0% 100.0% 78.9% 73.9% -92 dBm 99.4% 99.4% 61.7% 61.7% -117 dBm 24.4% 24.4% 18.9% 4.4% -101 dBm
Paradise, CA 62.5% 62.5% 10.4% 0.0% -104 dBm 66.7% 66.7% 46.9% 46.9% -120 dBm 82.3% 82.3% 22.9% 18.8% -100 dBm
Sunny Slopes, CA 98.0% 98.0% 4.1% 0.0% -95 dBm 100.0% 100.0% 95.9% 95.9% -111 dBm 100.0% 100.0% 32.7% 10.2% -93 dBm
Swall Meadows, CA 98.1% 98.1% 1.0% 0.0% -97 dBm 96.1% 96.1% 93.2% 93.2% -114 dBm 94.2% 94.2% 68.0% 58.3% -90 dBm
Topaz, CA 100.0% 100.0% 0.0% 0.0% -80 dBm 98.9% 98.9% 95.3% 95.3% -107 dBm 99.6% 99.6% 99.6% 97.5% -83 dBm
Twin Lakes, CA 6.0% 6.0% 0.0% 0.0% -110 dBm 22.0% 22.0% 14.0% 14.0% -120 dBm 19.0% 19.0% 18.0% 13.0% -88 dBm
Virginia Lakes, CA 18.2% 18.2% 0.0% 0.0% -103 dBm 21.2% 21.2% 6.1% 6.1% -120 dBm 6.1% 6.1% 6.1% 6.1% -90 dBm
Walker, CA 79.8% 79.8% 0.0% 0.0% -90 dBm 69.1% 69.1% 61.3% 60.6% -112 dBm 64.5% 64.5% 64.5% 52.5% -92 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 Mono 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.