Niobrara County, WY Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Niobrara County, WY

Coverage rankings for Niobrara County, WY

T-Mobile currently ranks first for coverage in this area, with a coverage score of 35.5. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1T-Mobile35.532.3%32.3%23.4%15.5% -96 dBm
2AT&T33.540.3%40.3%23.6%14.0% -115 dBm
3Verizon25.833.8%33.8%0.0%0.0% -100 dBm

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

Cell phone coverage map for Niobrara County, WY

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 Niobrara County, WY

#1

T-Mobile

Coverage Score 35.5
In Niobrara County, WY
Overall
32.3%
4G LTE
32.3%
5G
23.4%
Fast 5G
15.5%
Average Signal -96 dBm
#2

AT&T

Coverage Score 33.5
In Niobrara County, WY
Overall
40.3%
4G LTE
40.3%
5G
23.6%
Fast 5G
14.0%
Average Signal -115 dBm
#3

Verizon

Coverage Score 25.8
In Niobrara County, WY
Overall
33.8%
4G LTE
33.8%
5G
0.0%
Fast 5G
0.0%
Average Signal -100 dBm
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Coverage by city in Niobrara County, WY

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

CityVerizonAT&TT-Mobile
Lance Creek, WY 1.4% 1.4% 0.0% 0.0% -106 dBm 1.9% 1.9% 0.7% 0.4% -120 dBm 6.8% 6.8% 0.2% 0.0% -109 dBm
Lusk, WY 100.0% 100.0% 0.0% 0.0% -73 dBm 100.0% 100.0% 100.0% 66.0% -100 dBm 100.0% 100.0% 100.0% 100.0% -80 dBm
Manville, WY 100.0% 100.0% 0.0% 0.0% -92 dBm 100.0% 100.0% 50.0% 50.0% -113 dBm 100.0% 100.0% 100.0% 83.3% -88 dBm
Van Tassell, WY 69.8% 69.8% 0.0% 0.0% -107 dBm 62.8% 62.8% 2.3% 2.3% -119 dBm 58.1% 58.1% 9.3% 2.3% -108 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 Niobrara County, WY 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.