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

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

Coverage rankings for Amador County, CA

Verizon currently ranks first for coverage in this area, with a coverage score of 59.2. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1Verizon59.279.7%79.5%35.3%18.3% -99 dBm
2AT&T55.764.7%64.5%53.7%30.2% -112 dBm
3T-Mobile55.550.5%50.2%46.5%35.0% -89 dBm

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

Cell phone coverage map for Amador 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.

Loading coverage map...

Cell phone coverage by network in Amador County, CA

#1

Verizon

Coverage Score 59.2
In Amador County, CA
Overall
79.7%
4G LTE
79.5%
5G
35.3%
Fast 5G
18.3%
Average Signal -99 dBm
#2

AT&T

Coverage Score 55.7
In Amador County, CA
Overall
64.7%
4G LTE
64.5%
5G
53.7%
Fast 5G
30.2%
Average Signal -112 dBm
#3

T-Mobile

Coverage Score 55.5
In Amador County, CA
Overall
50.5%
4G LTE
50.2%
5G
46.5%
Fast 5G
35.0%
Average Signal -89 dBm
Sponsored US Mobile

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.

Choose your network
Dark Star Light Speed Warp 5G
Unlimited plans from
$22.50/mo
Phone + home internet bundle from
$47/mo
Shop US Mobile

Pricing, network access, switching terms, and home internet availability may vary.

Coverage by city in Amador County, CA

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

CityVerizonAT&TT-Mobile
Amador City, CA 100.0% 100.0% 71.4% 42.9% -86 dBm 100.0% 100.0% 57.1% 57.1% -107 dBm 42.9% 42.9% 28.6% 14.3% -97 dBm
Amador Pines, CA 77.8% 76.9% 6.0% 0.0% -105 dBm 36.8% 36.8% 17.1% 9.4% -117 dBm 15.4% 15.4% 10.3% 4.3% -102 dBm
Buckhorn, CA 96.4% 96.4% 0.0% 0.0% -95 dBm 31.3% 31.3% 12.5% 4.5% -120 dBm 14.3% 14.3% 8.9% 3.6% -101 dBm
Buena Vista, CA 100.0% 100.0% 64.1% 38.5% -98 dBm 100.0% 100.0% 100.0% 43.6% -106 dBm 100.0% 100.0% 100.0% 92.3% -86 dBm
Camanche North Shore, CA 100.0% 100.0% 31.5% 0.0% -105 dBm 96.3% 96.3% 74.1% 33.3% -116 dBm 100.0% 100.0% 96.3% 79.6% -89 dBm
Camanche Village, CA 100.0% 100.0% 61.9% 0.0% -103 dBm 100.0% 100.0% 93.7% 61.1% -110 dBm 100.0% 100.0% 100.0% 100.0% -76 dBm
Drytown, CA 100.0% 100.0% 52.6% 35.5% -95 dBm 97.4% 97.4% 81.6% 55.3% -114 dBm 51.3% 51.3% 47.4% 31.6% -94 dBm
Fiddletown, CA 100.0% 100.0% 54.1% 39.4% -95 dBm 94.5% 94.5% 74.3% 52.3% -113 dBm 26.6% 26.6% 21.1% 6.4% -98 dBm
Ione, CA 100.0% 100.0% 89.6% 66.0% -85 dBm 100.0% 100.0% 100.0% 74.5% -101 dBm 100.0% 100.0% 100.0% 100.0% -74 dBm
Jackson, CA 100.0% 100.0% 78.7% 66.3% -91 dBm 100.0% 100.0% 97.8% 85.4% -107 dBm 100.0% 100.0% 100.0% 98.9% -81 dBm
Lockwood, CA 67.2% 67.2% 14.8% 7.0% -103 dBm 32.0% 30.5% 14.1% 4.7% -120 dBm 7.8% 7.8% 4.7% 1.6% -98 dBm
Martell, CA 100.0% 100.0% 56.3% 35.4% -85 dBm 100.0% 100.0% 95.8% 58.3% -110 dBm 100.0% 100.0% 100.0% 100.0% -65 dBm
Pine Grove, CA 100.0% 100.0% 27.7% 14.5% -99 dBm 98.8% 98.3% 89.0% 54.3% -109 dBm 24.9% 24.9% 21.4% 8.7% -96 dBm
Pioneer, CA 88.8% 88.8% 27.0% 13.5% -99 dBm 40.4% 40.4% 22.5% 12.4% -119 dBm N/A N/A N/A N/A N/A
Plymouth, CA 100.0% 100.0% 79.7% 69.5% -87 dBm 86.4% 86.4% 81.4% 66.1% -104 dBm 81.4% 81.4% 81.4% 54.2% -94 dBm
Red Corral, CA 97.3% 97.3% 30.6% 21.1% -97 dBm 70.1% 70.1% 42.2% 25.9% -118 dBm 8.8% 8.8% 6.8% 4.1% -96 dBm
River Pines, CA 100.0% 100.0% 40.0% 40.0% -102 dBm 100.0% 100.0% 80.0% 40.0% -118 dBm 80.0% 80.0% 80.0% 0.0% -100 dBm
Sutter Creek, CA 100.0% 100.0% 50.0% 29.7% -94 dBm 90.6% 89.1% 67.2% 45.3% -112 dBm 81.3% 81.3% 76.6% 62.5% -85 dBm
Volcano, CA 72.4% 72.4% 10.3% 3.4% -106 dBm 20.7% 20.7% 10.3% 10.3% -113 dBm N/A N/A N/A N/A N/A
Kirkwood, CA 88.1% 88.1% 50.5% 38.6% -96 dBm 54.5% 54.5% 43.6% 17.8% -112 dBm 61.4% 59.4% 60.4% 54.5% -80 dBm
Mokelumne Hill, CA 98.6% 98.6% 68.5% 54.8% -94 dBm 94.5% 94.5% 93.2% 91.8% -104 dBm 93.2% 91.8% 91.8% 84.9% -80 dBm
Rancho Murieta, CA 100.0% 100.0% 90.7% 74.9% -90 dBm 100.0% 99.6% 98.2% 52.7% -105 dBm 100.0% 100.0% 100.0% 99.3% -77 dBm
West Point, CA 97.8% 97.8% 18.9% 8.9% -95 dBm 18.9% 18.9% 2.2% 2.2% -119 dBm 2.2% 2.2% 0.0% 0.0% -110 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 Amador 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.