Sussex County, NJ Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Sussex County, NJ

Coverage rankings for Sussex County, NJ

Verizon currently ranks first for coverage in this area, with a coverage score of 81.3. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1Verizon81.397.2%97.2%66.2%47.0% -98 dBm
2AT&T79.796.4%96.3%76.6%47.8% -108 dBm
3T-Mobile75.378.7%78.4%67.2%49.2% -91 dBm

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

Cell phone coverage map for Sussex County, NJ

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.

Loading coverage map...

Cell phone coverage by network in Sussex County, NJ

#1

Verizon

Coverage Score 81.3
In Sussex County, NJ
Overall
97.2%
4G LTE
97.2%
5G
66.2%
Fast 5G
47.0%
Average Signal -98 dBm
#2

AT&T

Coverage Score 79.7
In Sussex County, NJ
Overall
96.4%
4G LTE
96.3%
5G
76.6%
Fast 5G
47.8%
Average Signal -108 dBm
#3

T-Mobile

Coverage Score 75.3
In Sussex County, NJ
Overall
78.7%
4G LTE
78.4%
5G
67.2%
Fast 5G
49.2%
Average Signal -91 dBm
Sponsored US Mobile

Coverage varies by neighborhood. Your carrier shouldn’t.

US Mobile lets you switch between all three major networks, so you can choose the one that works best where you actually use your phone.

Choose your network
Dark Star Light Speed Warp 5G
Unlimited plans from
$22.50/mo
Phone + home internet bundle from
$47/mo
Shop US Mobile

Pricing, network access, switching terms, and home internet availability may vary.

Coverage by city in Sussex County, NJ

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

CityVerizonAT&TT-Mobile
Andover, NJ 100.0% 100.0% 90.9% 75.8% -95 dBm 100.0% 100.0% 93.9% 42.4% -107 dBm 100.0% 100.0% 100.0% 100.0% -76 dBm
Augusta, NJ 100.0% 100.0% 91.1% 59.2% -97 dBm 100.0% 100.0% 96.1% 69.8% -103 dBm 100.0% 100.0% 100.0% 97.8% -79 dBm
Branchville, NJ 100.0% 100.0% 100.0% 57.1% -104 dBm 100.0% 100.0% 100.0% 92.9% -91 dBm 100.0% 100.0% 100.0% 50.0% -96 dBm
Byram, NJ 96.4% 96.4% 59.6% 41.6% -99 dBm 92.0% 92.0% 69.8% 34.3% -113 dBm 93.4% 93.4% 83.1% 67.6% -91 dBm
Byram Center, NJ 100.0% 100.0% 97.0% 53.7% -102 dBm 100.0% 100.0% 89.6% 40.3% -115 dBm 100.0% 100.0% 100.0% 97.0% -83 dBm
Crandon Lakes, NJ 100.0% 100.0% 11.7% 0.0% -100 dBm 100.0% 100.0% 63.3% 58.3% -115 dBm N/A N/A N/A N/A N/A
Frankford, NJ 100.0% 100.0% 92.5% 67.2% -99 dBm 99.9% 99.9% 93.3% 55.2% -106 dBm 87.7% 87.5% 74.8% 57.9% -90 dBm
Franklin, NJ 100.0% 100.0% 96.2% 76.9% -96 dBm 100.0% 100.0% 100.0% 89.4% -97 dBm 100.0% 100.0% 100.0% 99.0% -73 dBm
Fredon, NJ 100.0% 100.0% 33.1% 20.0% -94 dBm 100.0% 100.0% 82.9% 49.3% -108 dBm 98.8% 98.8% 89.2% 61.5% -91 dBm
Glenwood, NJ 100.0% 100.0% 88.4% 74.1% -96 dBm 100.0% 100.0% 92.9% 61.6% -105 dBm 72.3% 72.3% 56.3% 41.1% -93 dBm
Green, NJ 100.0% 99.7% 84.1% 61.4% -100 dBm 100.0% 100.0% 81.5% 52.7% -110 dBm 88.9% 88.9% 44.7% 12.3% -102 dBm
Hamburg, NJ 100.0% 100.0% 100.0% 100.0% -96 dBm 100.0% 100.0% 100.0% 40.0% -111 dBm 100.0% 100.0% 100.0% 100.0% -88 dBm
Hardyston, NJ 96.9% 96.9% 85.8% 67.7% -98 dBm 97.7% 97.7% 81.6% 45.1% -107 dBm 97.3% 97.2% 89.4% 70.5% -89 dBm
Highland Lakes, NJ 95.3% 94.4% 85.0% 62.6% -98 dBm 99.1% 99.1% 85.0% 66.4% -111 dBm 100.0% 100.0% 92.5% 79.4% -86 dBm
Hopatcong, NJ 99.3% 99.3% 68.5% 53.9% -94 dBm 100.0% 100.0% 95.1% 62.9% -109 dBm 100.0% 100.0% 97.8% 86.5% -88 dBm
Lafayette, NJ 99.8% 99.5% 78.2% 55.3% -95 dBm 96.3% 96.3% 81.3% 41.2% -110 dBm 100.0% 100.0% 94.7% 62.0% -91 dBm
Lake Mohawk, NJ 100.0% 100.0% 91.9% 86.2% -96 dBm 99.2% 99.2% 94.3% 59.3% -104 dBm 95.9% 95.9% 95.1% 87.8% -87 dBm
Layton, NJ 100.0% 100.0% 95.2% 85.6% -96 dBm 100.0% 100.0% 78.4% 66.5% -112 dBm 95.2% 95.2% 80.2% 58.7% -91 dBm
Montague, NJ 98.1% 98.1% 43.8% 30.4% -102 dBm 96.8% 96.8% 73.9% 57.1% -113 dBm 38.7% 36.4% 31.4% 17.9% -95 dBm
Newton, NJ 100.0% 100.0% 81.5% 70.4% -103 dBm 100.0% 100.0% 95.1% 56.8% -105 dBm 100.0% 100.0% 100.0% 100.0% -77 dBm
Ogdensburg, NJ 100.0% 100.0% 98.0% 90.2% -91 dBm 100.0% 100.0% 92.2% 72.5% -94 dBm 100.0% 100.0% 100.0% 98.0% -77 dBm
Ross Corner, NJ 100.0% 100.0% 81.0% 33.3% -98 dBm 100.0% 100.0% 100.0% 92.9% -93 dBm 100.0% 100.0% 100.0% 100.0% -70 dBm
Sandyston, NJ 97.4% 97.4% 80.0% 54.9% -101 dBm 92.6% 92.6% 66.3% 45.8% -112 dBm 63.7% 63.7% 47.3% 31.6% -96 dBm
Sparta, NJ 98.8% 98.8% 79.6% 60.2% -95 dBm 99.1% 99.0% 89.0% 57.7% -105 dBm 98.1% 98.1% 94.3% 77.5% -88 dBm
Stanhope, NJ 100.0% 100.0% 78.3% 58.7% -99 dBm 100.0% 100.0% 100.0% 54.3% -114 dBm 100.0% 100.0% 100.0% 87.0% -90 dBm
Stillwater, NJ 97.6% 97.6% 5.2% 2.1% -96 dBm 99.7% 99.7% 45.0% 29.2% -109 dBm 57.3% 57.3% 41.5% 18.5% -97 dBm
Stockholm, NJ 63.9% 62.6% 46.1% 29.0% -103 dBm 71.8% 71.8% 35.4% 16.4% -115 dBm 60.5% 60.3% 43.7% 29.6% -95 dBm
Sussex, NJ 100.0% 100.0% 100.0% 100.0% -91 dBm 100.0% 100.0% 100.0% 86.7% -92 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
Vernon, NJ 90.9% 90.7% 69.4% 54.5% -98 dBm 89.7% 89.7% 68.6% 37.7% -109 dBm 78.6% 78.5% 57.6% 40.7% -94 dBm
Vernon Center, NJ 100.0% 100.0% 98.6% 87.3% -92 dBm 100.0% 100.0% 84.5% 66.2% -103 dBm 100.0% 100.0% 100.0% 97.2% -74 dBm
Vernon Valley, NJ 100.0% 100.0% 81.5% 67.7% -94 dBm 100.0% 100.0% 89.2% 67.7% -107 dBm 78.5% 78.5% 58.5% 30.8% -99 dBm
Wallpack Center, NJ 88.5% 88.5% 49.3% 29.3% -103 dBm 78.1% 78.1% 33.0% 28.5% -115 dBm 34.1% 34.1% 24.4% 12.6% -97 dBm
Walpack, NJ 85.9% 85.9% 15.8% 5.8% -101 dBm 85.1% 85.1% 13.4% 5.3% -114 dBm 36.9% 36.4% 29.9% 16.8% -97 dBm
Wantage, NJ 99.9% 99.9% 86.1% 59.1% -98 dBm 99.6% 99.6% 91.3% 56.2% -105 dBm 87.3% 87.0% 78.6% 56.1% -91 dBm
Allamuchy, NJ 96.9% 96.9% 46.2% 24.6% -103 dBm 100.0% 100.0% 87.7% 52.3% -110 dBm 100.0% 100.0% 81.5% 49.2% -95 dBm
Frelinghuysen, NJ 99.3% 99.3% 20.8% 8.3% -97 dBm 100.0% 100.0% 72.0% 57.7% -110 dBm 97.0% 97.0% 78.3% 54.6% -93 dBm
Hardwick, NJ 91.1% 91.1% 11.6% 4.4% -99 dBm 81.3% 81.0% 41.1% 26.2% -115 dBm 71.4% 71.0% 55.7% 36.2% -95 dBm
Jefferson, NJ 96.4% 96.1% 68.5% 47.2% -99 dBm 96.4% 96.4% 76.3% 49.7% -112 dBm 90.0% 89.9% 75.5% 56.7% -90 dBm
Lake Hopatcong, NJ 100.0% 100.0% 57.0% 37.4% -96 dBm 100.0% 100.0% 91.1% 54.7% -109 dBm 100.0% 100.0% 86.0% 70.9% -86 dBm
Landing, NJ 100.0% 100.0% 100.0% 100.0% -94 dBm 100.0% 100.0% 100.0% 76.8% -106 dBm 100.0% 100.0% 100.0% 100.0% -81 dBm
Mount Olive, NJ 97.8% 97.8% 70.4% 58.0% -96 dBm 99.6% 99.6% 87.5% 68.0% -110 dBm 97.5% 97.5% 93.4% 76.4% -88 dBm
Netcong, NJ 100.0% 100.0% 84.2% 73.7% -89 dBm 100.0% 100.0% 100.0% 94.7% -102 dBm 100.0% 100.0% 100.0% 100.0% -78 dBm
Roxbury, NJ 100.0% 100.0% 91.2% 76.4% -94 dBm 100.0% 100.0% 99.4% 67.8% -107 dBm 100.0% 100.0% 99.6% 90.8% -85 dBm
Upper Greenwood Lake, NJ 98.5% 98.5% 0.0% 0.0% -87 dBm 95.5% 95.5% 80.3% 59.1% -108 dBm 100.0% 100.0% 100.0% 98.5% -83 dBm
West Milford, NJ 87.4% 87.0% 65.6% 48.9% -98 dBm 91.0% 91.0% 67.8% 40.2% -112 dBm 80.5% 80.4% 71.3% 52.8% -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 Sussex County, NJ 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.