Glacier County, MT Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Glacier County, MT

Coverage rankings for Glacier County, MT

AT&T currently ranks first for coverage in this area, with a coverage score of 41.3. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1AT&T41.354.8%54.8%24.4%18.0% -116 dBm
2Verizon40.955.0%54.8%15.6%8.6% -100 dBm
3T-Mobile38.233.5%33.5%27.4%18.7% -94 dBm

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

Cell phone coverage map for Glacier County, MT

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 Glacier County, MT

#1

AT&T

Coverage Score 41.3
In Glacier County, MT
Overall
54.8%
4G LTE
54.8%
5G
24.4%
Fast 5G
18.0%
Average Signal -116 dBm
#2

Verizon

Coverage Score 40.9
In Glacier County, MT
Overall
55.0%
4G LTE
54.8%
5G
15.6%
Fast 5G
8.6%
Average Signal -100 dBm
#3

T-Mobile

Coverage Score 38.2
In Glacier County, MT
Overall
33.5%
4G LTE
33.5%
5G
27.4%
Fast 5G
18.7%
Average Signal -94 dBm
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Coverage by city in Glacier County, MT

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

CityVerizonAT&TT-Mobile
Babb, MT 90.4% 90.4% 0.0% 0.0% -102 dBm 81.5% 81.5% 0.0% 0.0% -114 dBm N/A N/A N/A N/A N/A
Big Sky Colony, MT 42.9% 42.9% 0.0% 0.0% -110 dBm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Blackfoot, MT 100.0% 100.0% 85.7% 85.7% -93 dBm 100.0% 100.0% 100.0% 100.0% -110 dBm 100.0% 100.0% 100.0% 57.1% -94 dBm
Browning, MT 100.0% 100.0% 100.0% 100.0% -70 dBm 100.0% 100.0% 100.0% 57.1% -103 dBm 100.0% 100.0% 100.0% 100.0% -76 dBm
Cut Bank, MT 100.0% 100.0% 86.7% 76.7% -82 dBm 100.0% 100.0% 100.0% 86.7% -90 dBm 100.0% 100.0% 100.0% 100.0% -62 dBm
East Glacier Park, MT 26.4% 26.3% 1.2% 0.3% -100 dBm 22.6% 22.6% 3.4% 2.5% -115 dBm 14.1% 14.1% 12.3% 7.7% -94 dBm
East Glacier Park Village, MT 99.1% 99.1% 0.0% 0.0% -97 dBm 73.9% 73.9% 0.0% 0.0% -114 dBm 100.0% 100.0% 96.5% 87.0% -80 dBm
Glacier Colony, MT 50.0% 50.0% 0.0% 0.0% -103 dBm 100.0% 100.0% 100.0% 100.0% -103 dBm N/A N/A N/A N/A N/A
Glendale Colony, MT N/A N/A N/A N/A N/A 88.9% 88.9% 77.8% 77.8% -116 dBm N/A N/A N/A N/A N/A
Hidden Lake Colony, MT 100.0% 100.0% 100.0% 0.0% -100 dBm 83.3% 83.3% 66.7% 50.0% -120 dBm 100.0% 100.0% 100.0% 100.0% -85 dBm
Horizon Colony, MT 100.0% 100.0% 70.0% 60.0% -94 dBm 100.0% 100.0% 90.0% 70.0% -113 dBm 90.0% 90.0% 70.0% 50.0% -92 dBm
Little Browning, MT 94.4% 94.4% 77.8% 55.6% -89 dBm 100.0% 100.0% 100.0% 83.3% -106 dBm 100.0% 100.0% 100.0% 94.4% -77 dBm
North Browning, MT 100.0% 100.0% 100.0% 100.0% -79 dBm 100.0% 100.0% 100.0% 80.5% -107 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
Santa Rita, MT 100.0% 100.0% 98.9% 97.8% -90 dBm 100.0% 100.0% 100.0% 27.0% -106 dBm 100.0% 100.0% 100.0% 100.0% -82 dBm
Seville Colony, MT 77.8% 77.8% 0.0% 0.0% -109 dBm 88.9% 88.9% 22.2% 11.1% -120 dBm 100.0% 100.0% 77.8% 44.4% -99 dBm
South Browning, MT 100.0% 100.0% 96.7% 86.7% -88 dBm 100.0% 100.0% 100.0% 81.7% -98 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
St. Mary, MT 100.0% 100.0% 90.0% 70.0% -84 dBm 100.0% 100.0% 0.0% 0.0% -107 dBm N/A N/A N/A N/A N/A
Starr School, MT 100.0% 100.0% 61.5% 58.7% -94 dBm 100.0% 100.0% 67.9% 51.4% -113 dBm 89.0% 89.0% 74.3% 66.1% -94 dBm
Zenith Colony, MT 50.0% 50.0% 25.0% 0.0% -103 dBm 75.0% 75.0% 62.5% 50.0% -117 dBm 37.5% 37.5% 12.5% 12.5% -103 dBm
Heart Butte, MT 73.3% 73.3% 0.0% 0.0% -105 dBm 62.5% 62.5% 0.0% 0.0% -116 dBm 17.5% 17.5% 15.0% 4.2% -100 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 Glacier County, MT 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.