Boundary County, ID Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Boundary County, ID

Coverage rankings for Boundary County, ID

AT&T currently ranks first for coverage in this area, with a coverage score of 37.7. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1AT&T37.738.9%38.9%29.3%26.2% -116 dBm
2T-Mobile34.629.9%29.8%24.4%15.0% -95 dBm
3Verizon27.437.0%37.0%1.0%0.5% -100 dBm

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

Cell phone coverage map for Boundary County, ID

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 Boundary County, ID

#1

AT&T

Coverage Score 37.7
In Boundary County, ID
Overall
38.9%
4G LTE
38.9%
5G
29.3%
Fast 5G
26.2%
Average Signal -116 dBm
#2

T-Mobile

Coverage Score 34.6
In Boundary County, ID
Overall
29.9%
4G LTE
29.8%
5G
24.4%
Fast 5G
15.0%
Average Signal -95 dBm
#3

Verizon

Coverage Score 27.4
In Boundary County, ID
Overall
37.0%
4G LTE
37.0%
5G
1.0%
Fast 5G
0.5%
Average Signal -100 dBm
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Coverage by city in Boundary County, ID

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

CityVerizonAT&TT-Mobile
Bonners Ferry, ID 100.0% 100.0% 9.5% 0.0% -82 dBm 100.0% 100.0% 100.0% 96.8% -100 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
Moyie Springs, ID 100.0% 100.0% 82.5% 80.0% -89 dBm 100.0% 100.0% 97.5% 97.5% -99 dBm 100.0% 100.0% 97.5% 97.5% -77 dBm