San Juan County, NM Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in San Juan County, NM

Coverage rankings for San Juan County, NM

AT&T currently ranks first for coverage in this area, with a coverage score of 68.4. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1AT&T68.487.2%87.2%55.3%40.3% -115 dBm
2Verizon46.173.3%73.2%6.5%3.8% -100 dBm
3T-Mobile39.938.0%36.9%28.1%18.2% -95 dBm

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

Cell phone coverage map for San Juan County, NM

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 San Juan County, NM

#1

AT&T

Coverage Score 68.4
In San Juan County, NM
Overall
87.2%
4G LTE
87.2%
5G
55.3%
Fast 5G
40.3%
Average Signal -115 dBm
#2

Verizon

Coverage Score 46.1
In San Juan County, NM
Overall
73.3%
4G LTE
73.2%
5G
6.5%
Fast 5G
3.8%
Average Signal -100 dBm
#3

T-Mobile

Coverage Score 39.9
In San Juan County, NM
Overall
38.0%
4G LTE
36.9%
5G
28.1%
Fast 5G
18.2%
Average Signal -95 dBm
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Coverage by city in San Juan County, NM

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

CityVerizonAT&TT-Mobile
Angustura, NM 100.0% 100.0% 45.6% 4.9% -100 dBm 100.0% 100.0% 100.0% 49.5% -111 dBm 99.0% 99.0% 92.2% 63.1% -95 dBm
Aztec, NM 100.0% 100.0% 14.2% 2.1% -91 dBm 99.5% 99.2% 97.3% 57.0% -105 dBm 100.0% 100.0% 100.0% 100.0% -79 dBm
Beclabito, NM 100.0% 100.0% 0.0% 0.0% -79 dBm 85.7% 85.7% 20.2% 17.9% -116 dBm 14.3% 0.0% 14.3% 0.0% -100 dBm
Blanco, NM 100.0% 100.0% 3.6% 0.7% -86 dBm 98.6% 98.6% 82.7% 66.2% -113 dBm 53.2% 53.2% 15.8% 1.4% -106 dBm
Bloomfield, NM 100.0% 100.0% 19.5% 10.2% -94 dBm 98.5% 98.5% 96.5% 52.4% -106 dBm 100.0% 100.0% 100.0% 100.0% -78 dBm
Cedar Hill, NM 100.0% 100.0% 0.0% 0.0% -80 dBm 98.5% 98.5% 96.1% 82.0% -101 dBm 99.5% 99.5% 99.5% 95.1% -79 dBm
Center Point, NM 100.0% 100.0% 4.4% 0.0% -93 dBm 100.0% 100.0% 100.0% 73.9% -105 dBm 100.0% 100.0% 100.0% 96.6% -78 dBm
Crouch Mesa, NM 100.0% 100.0% 67.6% 57.1% -89 dBm 96.4% 96.4% 88.8% 51.6% -103 dBm 100.0% 100.0% 100.0% 94.2% -86 dBm
Crystal, NM 6.2% 6.2% 0.0% 0.0% -110 dBm 100.0% 100.0% 0.0% 0.0% -92 dBm N/A N/A N/A N/A N/A
Farmington, NM 100.0% 100.0% 90.2% 83.7% -84 dBm 98.0% 97.7% 95.0% 54.8% -96 dBm 100.0% 100.0% 100.0% 99.3% -78 dBm
Flora Vista, NM 100.0% 100.0% 53.8% 36.5% -95 dBm 99.0% 98.1% 99.0% 72.1% -97 dBm 100.0% 100.0% 100.0% 96.2% -80 dBm
Fruitland, NM 100.0% 100.0% 95.3% 79.1% -84 dBm 100.0% 100.0% 100.0% 86.0% -102 dBm 100.0% 100.0% 100.0% 100.0% -83 dBm
Kirtland, NM 100.0% 100.0% 97.5% 92.5% -77 dBm 100.0% 100.0% 97.5% 87.5% -91 dBm 100.0% 100.0% 100.0% 100.0% -71 dBm
La Boca, NM 30.8% 30.8% 7.7% 0.0% -108 dBm 69.2% 69.2% 23.1% 23.1% -120 dBm 69.2% 69.2% 23.1% 0.0% -102 dBm
La Plata, NM 99.8% 99.8% 17.3% 4.6% -88 dBm 100.0% 100.0% 99.6% 84.3% -105 dBm 98.6% 98.6% 96.8% 89.4% -84 dBm
Lake Valley, NM 4.7% 4.7% 0.0% 0.0% -110 dBm 100.0% 100.0% 0.0% 0.0% -100 dBm N/A N/A N/A N/A N/A
Lee Acres, NM 100.0% 100.0% 76.5% 70.8% -86 dBm 100.0% 100.0% 99.1% 67.7% -102 dBm 100.0% 100.0% 100.0% 100.0% -73 dBm
Middle Mesa, NM 98.6% 98.6% 0.7% 0.0% -86 dBm 100.0% 100.0% 97.3% 70.9% -103 dBm 95.3% 95.3% 89.2% 81.8% -82 dBm
Nageezi, NM 88.5% 88.5% 0.0% 0.0% -105 dBm 99.7% 99.7% 99.0% 60.9% -102 dBm 79.6% 79.6% 35.9% 14.1% -102 dBm
Napi Headquarters, NM 92.8% 92.8% 23.7% 18.6% -103 dBm 100.0% 100.0% 99.0% 90.7% -117 dBm 99.0% 99.0% 79.4% 25.8% -97 dBm
Naschitti, NM 100.0% 100.0% 0.0% 0.0% -68 dBm 100.0% 100.0% 100.0% 98.1% -120 dBm N/A N/A N/A N/A N/A
Navajo Dam, NM 93.8% 93.8% 28.5% 25.5% -94 dBm 90.5% 90.5% 80.7% 69.3% -110 dBm 55.5% 55.1% 40.9% 25.5% -97 dBm
Nenahnezad, NM 100.0% 100.0% 82.4% 75.7% -91 dBm 100.0% 100.0% 100.0% 56.8% -106 dBm 100.0% 100.0% 100.0% 100.0% -84 dBm
Newcomb, NM 100.0% 100.0% 0.0% 0.0% -77 dBm 100.0% 100.0% 93.7% 83.5% -117 dBm N/A N/A N/A N/A N/A
North Light Plant, NM 100.0% 100.0% 2.0% 0.0% -99 dBm 96.0% 94.0% 94.0% 50.0% -116 dBm 100.0% 100.0% 100.0% 86.0% -89 dBm
Ojo Amarillo, NM 100.0% 100.0% 83.3% 78.6% -93 dBm 97.6% 97.6% 92.9% 40.5% -115 dBm 100.0% 100.0% 100.0% 88.1% -89 dBm
Sanostee, NM 98.1% 98.1% 0.0% 0.0% -101 dBm 100.0% 100.0% 71.8% 61.2% -117 dBm N/A N/A N/A N/A N/A
Sheep Springs, NM 100.0% 100.0% 0.0% 0.0% -82 dBm 100.0% 100.0% 94.6% 93.8% -118 dBm N/A N/A N/A N/A N/A
Shiprock, NM 100.0% 100.0% 0.0% 0.0% -73 dBm 100.0% 100.0% 100.0% 99.7% -105 dBm N/A N/A N/A N/A N/A
South River, NM 100.0% 100.0% 48.4% 42.4% -86 dBm 97.8% 97.3% 94.6% 35.9% -100 dBm 100.0% 100.0% 100.0% 98.4% -84 dBm
Spencerville, NM 100.0% 100.0% 49.6% 21.4% -94 dBm 97.4% 97.4% 94.9% 37.6% -103 dBm 100.0% 100.0% 100.0% 94.9% -82 dBm
Sullivan, NM 100.0% 100.0% 30.7% 16.5% -96 dBm 100.0% 100.0% 100.0% 61.3% -109 dBm 95.8% 95.8% 91.0% 73.1% -90 dBm
Totah Vista, NM 100.0% 100.0% 100.0% 90.0% -89 dBm 100.0% 100.0% 100.0% 0.0% -102 dBm 100.0% 100.0% 100.0% 100.0% -87 dBm
Turley, NM 100.0% 100.0% 0.0% 0.0% -89 dBm 99.0% 99.0% 89.7% 50.5% -114 dBm 27.8% 27.8% 15.5% 4.1% -103 dBm
Upper Fruitland, NM 100.0% 100.0% 99.4% 97.6% -83 dBm 100.0% 100.0% 98.2% 65.9% -100 dBm 100.0% 100.0% 100.0% 100.0% -78 dBm
Waterflow, NM 100.0% 100.0% 51.7% 39.3% -86 dBm 100.0% 100.0% 99.4% 96.1% -100 dBm 100.0% 100.0% 100.0% 98.3% -76 dBm
West Hammond, NM 100.0% 100.0% 84.1% 78.6% -88 dBm 99.5% 99.5% 93.0% 45.8% -105 dBm 100.0% 100.0% 100.0% 100.0% -80 dBm
Pueblo Pintado, NM N/A N/A N/A N/A N/A 99.7% 99.7% 0.0% 0.0% -98 dBm 4.2% 4.2% 1.9% 0.0% -105 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 San Juan County, NM 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.