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

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

Coverage rankings for Inyo County, CA

AT&T currently ranks first for coverage in this area, with a coverage score of 30.3. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1AT&T30.334.7%34.7%16.5%16.2% -116 dBm
2T-Mobile29.919.7%19.3%18.1%14.7% -90 dBm
3Verizon25.629.5%29.5%3.4%2.1% -98 dBm

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

Cell phone coverage map for Inyo 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 Inyo County, CA

#1

AT&T

Coverage Score 30.3
In Inyo County, CA
Overall
34.7%
4G LTE
34.7%
5G
16.5%
Fast 5G
16.2%
Average Signal -116 dBm
#2

T-Mobile

Coverage Score 29.9
In Inyo County, CA
Overall
19.7%
4G LTE
19.3%
5G
18.1%
Fast 5G
14.7%
Average Signal -90 dBm
#3

Verizon

Coverage Score 25.6
In Inyo County, CA
Overall
29.5%
4G LTE
29.5%
5G
3.4%
Fast 5G
2.1%
Average Signal -98 dBm
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Coverage by city in Inyo County, CA

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

CityVerizonAT&TT-Mobile
Big Pine, CA 95.3% 95.3% 0.0% 0.0% -93 dBm 98.4% 98.4% 89.1% 89.1% -118 dBm 100.0% 98.4% 100.0% 87.5% -90 dBm
Bishop, CA 100.0% 100.0% 95.7% 78.3% -87 dBm 100.0% 100.0% 100.0% 100.0% -91 dBm 100.0% 100.0% 100.0% 100.0% -67 dBm
Cartago, CA 100.0% 100.0% 0.0% 0.0% -93 dBm 100.0% 100.0% 100.0% 100.0% -112 dBm 100.0% 100.0% 100.0% 100.0% -86 dBm
Charleston View, CA 100.0% 100.0% 100.0% 0.0% -100 dBm 100.0% 100.0% 100.0% 100.0% -117 dBm 100.0% 100.0% 100.0% 100.0% -90 dBm
Darwin, CA N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Death Valley, CA N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Dixon Lane-MeadowCreek, CA 100.0% 100.0% 100.0% 100.0% -79 dBm 100.0% 100.0% 100.0% 100.0% -100 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
Furnace Creek, CA 98.4% 98.4% 0.0% 0.0% -94 dBm 75.5% 75.5% 0.0% 0.0% -108 dBm N/A N/A N/A N/A N/A
Homewood Canyon, CA 24.1% 24.1% 6.8% 0.0% -108 dBm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Independence, CA 100.0% 100.0% 0.0% 0.0% -86 dBm 100.0% 100.0% 98.2% 98.2% -115 dBm 100.0% 100.0% 100.0% 98.2% -81 dBm
Keeler, CA 39.3% 39.3% 0.0% 0.0% -105 dBm 100.0% 100.0% 100.0% 100.0% -110 dBm 100.0% 100.0% 100.0% 85.7% -98 dBm
Lone Pine, CA 82.2% 82.2% 0.0% 0.0% -89 dBm 98.6% 98.6% 87.1% 87.1% -118 dBm 80.6% 77.3% 80.6% 60.0% -82 dBm
Mesa, CA 86.3% 86.3% 0.0% 0.0% -93 dBm 80.0% 80.0% 72.5% 72.5% -113 dBm 83.8% 83.8% 15.0% 1.3% -94 dBm
Olancha, CA 98.9% 98.9% 0.0% 0.0% -88 dBm 100.0% 100.0% 97.7% 97.7% -108 dBm 100.0% 100.0% 100.0% 99.4% -80 dBm
Pearsonville, CA 100.0% 100.0% 0.0% 0.0% -94 dBm 100.0% 100.0% 100.0% 100.0% -103 dBm 100.0% 100.0% 100.0% 93.4% -93 dBm
Round Valley, CA 100.0% 100.0% 8.1% 0.0% -93 dBm 100.0% 100.0% 96.6% 96.6% -116 dBm 99.7% 99.7% 46.9% 37.3% -92 dBm
Shoshone, CA 2.4% 2.4% 0.0% 0.0% -110 dBm 52.0% 52.0% 39.2% 37.6% -118 dBm N/A N/A N/A N/A N/A
Tecopa, CA 15.7% 15.7% 0.0% 0.0% -110 dBm 27.5% 27.5% 9.1% 9.1% -120 dBm N/A N/A N/A N/A N/A
Trona, CA 97.5% 97.5% 92.6% 79.3% -103 dBm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Valley Wells, CA 81.8% 81.8% 57.4% 16.5% -109 dBm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
West Bishop, CA 100.0% 100.0% 89.0% 78.0% -89 dBm 100.0% 100.0% 98.0% 98.0% -108 dBm 99.0% 99.0% 98.0% 92.5% -84 dBm
Wilkerson, CA 83.2% 83.2% 4.6% 0.8% -100 dBm 100.0% 100.0% 97.7% 97.7% -114 dBm 97.7% 97.7% 96.9% 93.1% -87 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
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
Searles Valley, CA 93.2% 93.2% 83.1% 64.4% -103 dBm 0.8% 0.8% 0.4% 0.4% -120 dBm N/A N/A N/A N/A N/A

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 Inyo 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.