Belknap County, NH State Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Belknap County, NH

Coverage rankings for Belknap County, NH

Verizon currently ranks first for coverage in this area, with a coverage score of 55.7. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1Verizon55.792.2%92.2%8.8%3.4% -96 dBm
2T-Mobile55.460.1%60.0%44.3%27.0% -96 dBm
3AT&T55.295.0%95.0%11.3%7.4% -109 dBm

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

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 Belknap County, NH

#1

Verizon

Coverage Score 55.7
In Belknap County, NH
Overall
92.2%
4G LTE
92.2%
5G
8.8%
Fast 5G
3.4%
Average Signal -96 dBm
#2

T-Mobile

Coverage Score 55.4
In Belknap County, NH
Overall
60.1%
4G LTE
60.0%
5G
44.3%
Fast 5G
27.0%
Average Signal -96 dBm
#3

AT&T

Coverage Score 55.2
In Belknap County, NH
Overall
95.0%
4G LTE
95.0%
5G
11.3%
Fast 5G
7.4%
Average Signal -109 dBm
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Coverage by city in Belknap County, NH

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

CityVerizonAT&TT-Mobile
Alton, NH 100.0% 100.0% 0.0% 0.0% -94 dBm 100.0% 100.0% 0.0% 0.0% -106 dBm 76.9% 76.9% 46.2% 23.1% -100 dBm
Alton Bay, NH 94.9% 94.9% 3.6% 0.0% -94 dBm 98.9% 98.9% 12.8% 7.8% -108 dBm 51.2% 51.2% 30.6% 10.8% -101 dBm
Barnstead, NH 96.1% 96.1% 34.4% 14.4% -98 dBm 91.7% 91.7% 43.1% 40.6% -115 dBm 25.8% 25.8% 6.7% 2.2% -105 dBm
Belmont, NH 100.0% 100.0% 0.0% 0.0% -80 dBm 100.0% 100.0% 10.3% 10.3% -98 dBm 34.5% 34.5% 17.2% 0.0% -104 dBm
Center Barnstead, NH 92.4% 92.4% 4.3% 2.0% -101 dBm 94.9% 94.9% 5.6% 4.5% -112 dBm 24.5% 24.5% 11.8% 3.1% -103 dBm
Center Harbor, NH 95.8% 95.8% 19.7% 9.4% -96 dBm 92.6% 92.6% 0.9% 0.6% -111 dBm 65.0% 64.8% 53.4% 31.1% -96 dBm
Gilford, NH 96.5% 96.5% 11.3% 3.0% -94 dBm 97.5% 97.5% 12.1% 4.6% -110 dBm 82.6% 82.6% 72.8% 46.0% -95 dBm
Gilmanton, NH 79.4% 79.4% 11.2% 5.7% -97 dBm 90.2% 90.2% 19.9% 12.5% -111 dBm 33.6% 33.4% 25.3% 16.1% -95 dBm
Gilmanton Iron Works, NH 87.0% 87.0% 0.4% 0.2% -94 dBm 95.9% 95.9% 3.4% 3.0% -102 dBm 6.4% 6.4% 2.6% 0.2% -103 dBm
Laconia, NH 98.9% 98.9% 14.2% 4.7% -93 dBm 95.1% 94.8% 27.0% 18.2% -110 dBm 86.9% 86.7% 83.0% 53.4% -91 dBm
Meredith, NH 100.0% 100.0% 4.6% 0.0% -85 dBm 100.0% 100.0% 15.4% 10.8% -101 dBm 100.0% 100.0% 96.9% 86.2% -86 dBm
New Hampton, NH 100.0% 100.0% 0.0% 0.0% -96 dBm 100.0% 100.0% 0.0% 0.0% -107 dBm 100.0% 100.0% 96.8% 80.6% -91 dBm
Sanbornton, NH 88.9% 88.9% 2.0% 0.4% -97 dBm 89.6% 89.6% 0.5% 0.4% -109 dBm 75.1% 75.1% 45.6% 21.9% -99 dBm
Tilton Northfield, NH 100.0% 100.0% 15.3% 8.3% -88 dBm 100.0% 100.0% 1.4% 1.4% -98 dBm 98.6% 98.6% 95.8% 80.6% -88 dBm
Ashland, NH 100.0% 100.0% 94.3% 68.6% -91 dBm 100.0% 100.0% 2.9% 0.0% -113 dBm 100.0% 100.0% 97.1% 97.1% -84 dBm
Franklin, NH 85.5% 85.5% 0.9% 0.6% -96 dBm 95.5% 95.5% 6.7% 5.5% -109 dBm 71.1% 71.1% 41.0% 20.0% -100 dBm