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

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

Coverage rankings for Hill County, MT

T-Mobile currently ranks first for coverage in this area, with a coverage score of 55.9. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1T-Mobile55.958.8%58.8%46.7%28.7% -96 dBm
2Verizon55.688.7%88.7%13.8%5.4% -96 dBm
3AT&T40.971.3%71.3%4.5%4.0% -114 dBm

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

Cell phone coverage map for Hill 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 Hill County, MT

#1

T-Mobile

Coverage Score 55.9
In Hill County, MT
Overall
58.8%
4G LTE
58.8%
5G
46.7%
Fast 5G
28.7%
Average Signal -96 dBm
#2

Verizon

Coverage Score 55.6
In Hill County, MT
Overall
88.7%
4G LTE
88.7%
5G
13.8%
Fast 5G
5.4%
Average Signal -96 dBm
#3

AT&T

Coverage Score 40.9
In Hill County, MT
Overall
71.3%
4G LTE
71.3%
5G
4.5%
Fast 5G
4.0%
Average Signal -114 dBm
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Coverage by city in Hill County, MT

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

CityVerizonAT&TT-Mobile
Azure, MT 100.0% 100.0% 2.5% 0.0% -85 dBm 91.5% 91.5% 31.4% 30.5% -115 dBm 100.0% 100.0% 99.2% 95.8% -84 dBm
Beaver Creek, MT 100.0% 100.0% 80.3% 79.5% -90 dBm 99.1% 99.1% 0.0% 0.0% -111 dBm 93.2% 93.2% 82.1% 53.0% -97 dBm
Box Elder, MT 100.0% 100.0% 65.0% 0.0% -98 dBm 95.0% 95.0% 5.0% 5.0% -120 dBm 100.0% 100.0% 100.0% 100.0% -90 dBm
East End Colony, MT 100.0% 100.0% 0.0% 0.0% -94 dBm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Gildford, MT 96.7% 96.7% 0.0% 0.0% -91 dBm 96.7% 96.7% 0.0% 0.0% -117 dBm 100.0% 100.0% 96.7% 86.7% -90 dBm
Gildford Colony, MT 100.0% 100.0% 0.0% 0.0% -101 dBm 83.3% 83.3% 0.0% 0.0% -120 dBm 38.9% 38.9% 38.9% 0.0% -100 dBm
Havre, MT 100.0% 100.0% 100.0% 100.0% -75 dBm 100.0% 100.0% 0.0% 0.0% -96 dBm 100.0% 100.0% 100.0% 100.0% -72 dBm
Havre North, MT 100.0% 100.0% 97.6% 96.4% -75 dBm 100.0% 100.0% 0.0% 0.0% -85 dBm 100.0% 100.0% 100.0% 100.0% -68 dBm
Herron, MT 100.0% 100.0% 91.9% 82.9% -91 dBm 100.0% 100.0% 0.0% 0.0% -110 dBm 100.0% 100.0% 89.2% 58.6% -95 dBm
Hilldale Colony, MT 100.0% 100.0% 0.0% 0.0% -100 dBm 11.1% 11.1% 0.0% 0.0% -120 dBm N/A N/A N/A N/A N/A
Hingham, MT 100.0% 100.0% 0.0% 0.0% -93 dBm 100.0% 100.0% 0.0% 0.0% -113 dBm 100.0% 100.0% 100.0% 25.0% -98 dBm
Inverness, MT 96.8% 96.8% 0.0% 0.0% -94 dBm 100.0% 100.0% 0.0% 0.0% -109 dBm 63.2% 63.2% 21.1% 15.8% -102 dBm
Kremlin, MT 100.0% 100.0% 0.0% 0.0% -83 dBm 100.0% 100.0% 0.0% 0.0% -120 dBm 100.0% 100.0% 100.0% 100.0% -85 dBm
Laredo, MT 100.0% 100.0% 66.7% 33.3% -100 dBm 100.0% 100.0% 0.0% 0.0% -100 dBm 100.0% 100.0% 83.3% 50.0% -97 dBm
Parker School, MT 100.0% 100.0% 0.0% 0.0% -92 dBm 44.6% 44.6% 0.0% 0.0% -112 dBm 97.3% 97.3% 90.3% 80.6% -88 dBm
Rocky Boy’s Agency, MT 95.4% 95.4% 0.0% 0.0% -89 dBm 61.2% 61.2% 0.5% 0.5% -110 dBm 96.8% 96.8% 93.6% 84.0% -85 dBm
Rudyard, MT 100.0% 100.0% 0.0% 0.0% -65 dBm 100.0% 100.0% 0.0% 0.0% -80 dBm 100.0% 100.0% 100.0% 100.0% -61 dBm
Saddle Butte, MT 100.0% 100.0% 87.3% 79.4% -88 dBm 100.0% 100.0% 0.0% 0.0% -104 dBm 96.8% 96.8% 93.7% 87.3% -79 dBm
Sangrey, MT 100.0% 100.0% 0.0% 0.0% -82 dBm 88.6% 88.6% 6.3% 6.3% -107 dBm 100.0% 100.0% 100.0% 100.0% -80 dBm
St. Pierre, MT 98.1% 98.1% 0.0% 0.0% -85 dBm 72.4% 72.4% 4.8% 4.8% -109 dBm 98.1% 98.1% 94.8% 88.6% -81 dBm
West Havre, MT 100.0% 100.0% 76.1% 73.9% -85 dBm 100.0% 100.0% 0.0% 0.0% -108 dBm 100.0% 100.0% 100.0% 100.0% -88 dBm
Boneau, MT 100.0% 100.0% 0.0% 0.0% -90 dBm 64.5% 64.5% 11.3% 11.3% -117 dBm 100.0% 100.0% 100.0% 98.4% -86 dBm
Joplin, MT 100.0% 100.0% 0.0% 0.0% -92 dBm 96.6% 96.6% 0.0% 0.0% -113 dBm N/A N/A N/A N/A N/A
Rocky Boy West, MT 100.0% 100.0% 61.8% 0.0% -99 dBm 94.4% 94.4% 19.4% 19.4% -116 dBm 99.3% 99.3% 97.9% 91.0% -91 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 Hill 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.