King County, WA State Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in King County, WA

Coverage rankings for King County, WA

Verizon currently ranks first for coverage in this area, with a coverage score of 65.6. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1Verizon65.675.5%75.4%43.6%38.2% -96 dBm
2T-Mobile59.954.8%54.8%49.7%40.8% -88 dBm
3AT&T49.456.3%56.3%39.7%27.0% -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 King County, WA

#1

Verizon

Coverage Score 65.6
In King County, WA
Overall
75.5%
4G LTE
75.4%
5G
43.6%
Fast 5G
38.2%
Average Signal -96 dBm
#2

T-Mobile

Coverage Score 59.9
In King County, WA
Overall
54.8%
4G LTE
54.8%
5G
49.7%
Fast 5G
40.8%
Average Signal -88 dBm
#3

AT&T

Coverage Score 49.4
In King County, WA
Overall
56.3%
4G LTE
56.3%
5G
39.7%
Fast 5G
27.0%
Average Signal -109 dBm
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Coverage by city in King County, WA

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

CityVerizonAT&TT-Mobile
Algona, WA 100.0% 100.0% 100.0% 100.0% -73 dBm 100.0% 100.0% 100.0% 74.3% -100 dBm 100.0% 100.0% 100.0% 100.0% -79 dBm
Ames Lake, WA 100.0% 100.0% 100.0% 97.9% -93 dBm 100.0% 100.0% 25.5% 23.4% -105 dBm 100.0% 100.0% 89.4% 61.7% -91 dBm
Auburn, WA 100.0% 100.0% 99.4% 97.0% -85 dBm 99.9% 99.9% 99.4% 74.6% -103 dBm 99.0% 99.0% 93.1% 82.6% -84 dBm
Baring, WA 100.0% 100.0% 75.9% 51.7% -90 dBm 89.7% 89.7% 10.3% 10.3% -120 dBm 100.0% 100.0% 100.0% 100.0% -78 dBm
Beaux Arts Village, WA 100.0% 100.0% 100.0% 100.0% -97 dBm 100.0% 100.0% 66.7% 33.3% -103 dBm 100.0% 100.0% 100.0% 100.0% -90 dBm
Bellevue, WA 100.0% 100.0% 96.7% 92.7% -89 dBm 99.7% 99.2% 97.0% 60.4% -100 dBm 99.9% 99.9% 99.9% 97.4% -79 dBm
Black Diamond, WA 100.0% 100.0% 99.5% 88.5% -97 dBm 98.9% 98.9% 90.7% 63.4% -113 dBm 99.5% 99.5% 97.8% 83.1% -89 dBm
Bothell, WA 100.0% 100.0% 96.3% 86.8% -88 dBm 99.5% 99.5% 98.4% 68.9% -100 dBm 100.0% 100.0% 100.0% 99.5% -81 dBm
Boulevard Park, WA 100.0% 100.0% 100.0% 94.1% -82 dBm 100.0% 100.0% 100.0% 61.8% -96 dBm 100.0% 100.0% 100.0% 100.0% -77 dBm
Bryn Mawr-Skyway, WA 100.0% 100.0% 100.0% 97.4% -89 dBm 100.0% 100.0% 96.1% 42.1% -102 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
Burien, WA 99.6% 99.6% 90.0% 85.0% -89 dBm 98.2% 98.2% 97.1% 73.2% -98 dBm 97.1% 97.1% 93.2% 91.4% -80 dBm
Carnation, WA 100.0% 100.0% 100.0% 96.9% -97 dBm 100.0% 100.0% 21.9% 21.9% -106 dBm 93.8% 93.8% 87.5% 78.1% -91 dBm
Clyde Hill, WA 100.0% 100.0% 100.0% 96.8% -90 dBm 100.0% 100.0% 100.0% 77.4% -95 dBm 100.0% 100.0% 100.0% 100.0% -81 dBm
Cottage Lake, WA 100.0% 100.0% 84.3% 76.9% -94 dBm 99.5% 99.5% 95.0% 55.6% -107 dBm 99.8% 99.8% 94.5% 70.5% -91 dBm
Covington, WA 100.0% 100.0% 100.0% 100.0% -86 dBm 100.0% 100.0% 99.4% 81.9% -109 dBm 100.0% 100.0% 99.4% 84.3% -86 dBm
Des Moines, WA 100.0% 100.0% 100.0% 91.0% -91 dBm 100.0% 100.0% 100.0% 75.1% -97 dBm 100.0% 100.0% 100.0% 98.9% -79 dBm
Duvall, WA 100.0% 100.0% 100.0% 97.3% -93 dBm 100.0% 100.0% 89.3% 58.7% -111 dBm 100.0% 100.0% 100.0% 92.0% -88 dBm
East Renton Highlands, WA 100.0% 100.0% 98.7% 94.3% -88 dBm 99.0% 99.0% 80.0% 61.3% -110 dBm 99.7% 99.7% 98.3% 90.3% -84 dBm
Enumclaw, WA 100.0% 100.0% 99.3% 97.2% -87 dBm 99.3% 99.3% 99.3% 96.5% -99 dBm 99.3% 99.3% 99.3% 97.9% -81 dBm
Fairwood, WA 100.0% 100.0% 97.7% 97.7% -85 dBm 99.2% 99.2% 96.9% 70.3% -104 dBm 100.0% 100.0% 99.2% 82.8% -86 dBm
Fall City, WA 100.0% 100.0% 92.4% 87.3% -92 dBm 100.0% 100.0% 53.2% 26.6% -108 dBm 100.0% 100.0% 98.7% 88.6% -88 dBm
Federal Way, WA 100.0% 100.0% 99.7% 98.0% -87 dBm 100.0% 100.0% 99.3% 71.1% -100 dBm 100.0% 100.0% 98.9% 93.8% -81 dBm
Hobart, WA 100.0% 100.0% 96.0% 85.4% -95 dBm 98.1% 98.1% 83.0% 46.2% -112 dBm 94.4% 94.4% 90.8% 73.6% -89 dBm
Hunts Point, WA 100.0% 100.0% 100.0% 87.5% -90 dBm 100.0% 100.0% 100.0% 50.0% -103 dBm 100.0% 100.0% 100.0% 100.0% -89 dBm
Issaquah, WA 100.0% 100.0% 92.0% 82.3% -90 dBm 99.4% 99.1% 96.3% 52.0% -105 dBm 100.0% 100.0% 98.8% 88.1% -83 dBm
Kenmore, WA 100.0% 100.0% 97.1% 94.3% -88 dBm 98.9% 98.9% 97.7% 52.3% -103 dBm 100.0% 100.0% 100.0% 97.1% -84 dBm
Kent, WA 100.0% 100.0% 99.1% 96.6% -86 dBm 99.7% 99.7% 98.9% 69.2% -101 dBm 100.0% 100.0% 100.0% 97.5% -81 dBm
Kirkland, WA 100.0% 100.0% 97.6% 94.8% -90 dBm 99.0% 99.0% 95.6% 63.1% -101 dBm 100.0% 100.0% 99.8% 94.0% -81 dBm
Lake Forest Park, WA 100.0% 100.0% 95.8% 71.9% -94 dBm 97.9% 97.9% 94.8% 55.2% -106 dBm 100.0% 100.0% 99.0% 94.8% -86 dBm
Lake Holm, WA 100.0% 100.0% 100.0% 96.1% -93 dBm 100.0% 100.0% 97.0% 76.2% -108 dBm 99.6% 99.6% 74.0% 52.8% -92 dBm
Lake Marcel-Stillwater, WA 100.0% 100.0% 83.3% 47.2% -106 dBm 100.0% 100.0% 5.6% 5.6% -114 dBm 100.0% 100.0% 97.2% 91.7% -84 dBm
Lake Morton-Berrydale, WA 100.0% 100.0% 99.7% 96.5% -91 dBm 100.0% 100.0% 94.5% 74.3% -107 dBm 99.7% 99.7% 98.3% 71.4% -89 dBm
Lakeland North, WA 100.0% 100.0% 100.0% 94.3% -89 dBm 100.0% 100.0% 100.0% 67.0% -105 dBm 100.0% 100.0% 98.9% 95.5% -82 dBm
Lakeland South, WA 100.0% 100.0% 100.0% 100.0% -88 dBm 100.0% 100.0% 100.0% 75.4% -104 dBm 100.0% 100.0% 93.3% 80.6% -85 dBm
Maple Heights-Lake Desire, WA 100.0% 100.0% 100.0% 99.1% -93 dBm 100.0% 100.0% 68.4% 36.8% -109 dBm 100.0% 100.0% 87.7% 66.7% -92 dBm
Maple Valley, WA 100.0% 100.0% 100.0% 98.8% -87 dBm 99.4% 99.4% 98.8% 73.2% -108 dBm 100.0% 100.0% 99.4% 88.4% -86 dBm
Medina, WA 100.0% 100.0% 100.0% 97.2% -93 dBm 97.2% 97.2% 94.4% 61.1% -105 dBm 100.0% 100.0% 100.0% 97.2% -86 dBm
Mercer Island, WA 100.0% 100.0% 92.8% 85.6% -92 dBm 95.6% 95.0% 90.0% 52.8% -103 dBm 100.0% 100.0% 100.0% 91.1% -84 dBm
Mirrormont, WA 100.0% 100.0% 96.5% 89.9% -95 dBm 95.1% 95.1% 67.5% 39.9% -114 dBm 85.7% 85.7% 78.0% 57.0% -92 dBm
Newcastle, WA 100.0% 100.0% 84.6% 67.5% -97 dBm 100.0% 100.0% 96.7% 55.3% -106 dBm 99.2% 99.2% 99.2% 91.9% -83 dBm
Normandy Park, WA 100.0% 100.0% 95.5% 81.8% -98 dBm 98.5% 98.5% 98.5% 71.2% -106 dBm 100.0% 100.0% 95.5% 86.4% -90 dBm
North Bend, WA 100.0% 100.0% 73.3% 43.1% -92 dBm 100.0% 100.0% 82.8% 71.6% -112 dBm 100.0% 100.0% 100.0% 100.0% -83 dBm
Pacific, WA 100.0% 100.0% 100.0% 100.0% -76 dBm 100.0% 100.0% 100.0% 85.1% -97 dBm 100.0% 100.0% 100.0% 100.0% -81 dBm
Preston, WA 99.9% 99.9% 86.6% 73.8% -96 dBm 92.8% 92.7% 52.9% 26.6% -110 dBm 86.1% 85.9% 77.5% 56.7% -91 dBm
Ravensdale, WA 100.0% 100.0% 97.1% 94.1% -91 dBm 100.0% 100.0% 97.1% 97.1% -104 dBm 100.0% 100.0% 91.2% 85.3% -91 dBm
Redmond, WA 100.0% 100.0% 100.0% 98.5% -87 dBm 99.1% 99.1% 95.3% 61.7% -100 dBm 99.8% 99.8% 97.6% 88.4% -83 dBm
Renton, WA 100.0% 100.0% 96.0% 94.3% -85 dBm 99.7% 99.7% 97.7% 66.8% -99 dBm 100.0% 100.0% 99.8% 98.5% -79 dBm
Riverbend, WA 100.0% 100.0% 31.3% 8.4% -90 dBm 100.0% 100.0% 88.0% 80.7% -114 dBm 100.0% 100.0% 100.0% 97.6% -89 dBm
Riverpoint, WA 100.0% 100.0% 6.3% 3.1% -96 dBm 93.8% 93.8% 75.0% 50.0% -117 dBm 100.0% 100.0% 100.0% 68.8% -95 dBm
Sammamish, WA 100.0% 100.0% 96.0% 89.5% -92 dBm 100.0% 100.0% 96.9% 64.2% -106 dBm 100.0% 100.0% 99.3% 88.8% -85 dBm