Johnson County, KS Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Johnson County, KS

Coverage rankings for Johnson County, KS

T-Mobile currently ranks first for coverage in this area, with a coverage score of 97.4. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1T-Mobile97.499.5%99.5%97.7%89.6% -84 dBm
2Verizon96.0100.0%100.0%95.4%86.3% -91 dBm
3AT&T88.799.6%99.2%95.2%67.8% -105 dBm

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

Cell phone coverage map for Johnson County, KS

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 Johnson County, KS

#1

T-Mobile

Coverage Score 97.4
In Johnson County, KS
Overall
99.5%
4G LTE
99.5%
5G
97.7%
Fast 5G
89.6%
Average Signal -84 dBm
#2

Verizon

Coverage Score 96.0
In Johnson County, KS
Overall
100.0%
4G LTE
100.0%
5G
95.4%
Fast 5G
86.3%
Average Signal -91 dBm
#3

AT&T

Coverage Score 88.7
In Johnson County, KS
Overall
99.6%
4G LTE
99.2%
5G
95.2%
Fast 5G
67.8%
Average Signal -105 dBm
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Coverage by city in Johnson County, KS

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

CityVerizonAT&TT-Mobile
De Soto, KS 100.0% 100.0% 94.0% 80.6% -90 dBm 100.0% 100.0% 99.8% 82.7% -100 dBm 99.8% 99.8% 98.5% 90.0% -85 dBm
Edgerton, KS 100.0% 100.0% 99.5% 99.1% -84 dBm 100.0% 100.0% 97.6% 72.2% -105 dBm 99.5% 99.5% 99.1% 91.5% -85 dBm
Fairway, KS 100.0% 100.0% 100.0% 96.4% -93 dBm 100.0% 100.0% 100.0% 67.9% -100 dBm 100.0% 100.0% 100.0% 92.9% -81 dBm
Gardner, KS 100.0% 100.0% 99.1% 97.7% -84 dBm 98.8% 98.3% 97.7% 64.0% -105 dBm 99.7% 99.7% 99.4% 93.6% -83 dBm
Lake Quivira, KS 100.0% 100.0% 100.0% 91.9% -96 dBm 100.0% 100.0% 97.3% 89.2% -107 dBm 100.0% 100.0% 94.6% 64.9% -95 dBm
Leawood, KS 100.0% 100.0% 93.9% 78.7% -96 dBm 98.9% 98.9% 97.8% 66.0% -104 dBm 100.0% 100.0% 99.4% 84.5% -87 dBm
Lenexa, KS 100.0% 100.0% 99.1% 94.2% -91 dBm 99.3% 98.9% 93.2% 69.2% -103 dBm 99.3% 99.3% 96.9% 88.3% -83 dBm
Merriam, KS 100.0% 100.0% 99.0% 90.2% -90 dBm 100.0% 98.0% 100.0% 89.2% -98 dBm 100.0% 100.0% 98.0% 93.1% -82 dBm
Mission, KS 100.0% 100.0% 88.1% 82.1% -86 dBm 100.0% 100.0% 100.0% 80.6% -93 dBm 100.0% 100.0% 100.0% 98.5% -76 dBm
Mission Hills, KS 100.0% 100.0% 100.0% 95.8% -99 dBm 100.0% 97.9% 100.0% 75.0% -99 dBm 100.0% 100.0% 100.0% 93.8% -86 dBm
Mission Woods, KS 100.0% 100.0% 100.0% 100.0% -90 dBm 100.0% 100.0% 100.0% 100.0% -85 dBm 100.0% 100.0% 100.0% 100.0% -55 dBm
New Century, KS 100.0% 100.0% 100.0% 98.8% -86 dBm 100.0% 100.0% 98.8% 82.7% -109 dBm 100.0% 100.0% 100.0% 98.8% -78 dBm
Olathe, KS 100.0% 100.0% 99.2% 95.0% -89 dBm 99.7% 99.3% 97.4% 71.7% -104 dBm 99.2% 99.2% 97.8% 90.9% -83 dBm
Overland Park, KS 100.0% 100.0% 95.4% 86.5% -92 dBm 99.7% 98.7% 97.5% 72.6% -100 dBm 100.0% 100.0% 99.4% 92.6% -81 dBm
Prairie Village, KS 100.0% 100.0% 98.6% 93.1% -93 dBm 100.0% 100.0% 98.6% 81.4% -97 dBm 100.0% 100.0% 99.3% 94.5% -84 dBm
Roeland Park, KS 100.0% 100.0% 100.0% 100.0% -81 dBm 100.0% 100.0% 100.0% 78.9% -90 dBm 100.0% 100.0% 100.0% 100.0% -77 dBm
Shawnee, KS 100.0% 100.0% 99.2% 92.2% -91 dBm 99.7% 99.3% 94.0% 70.2% -104 dBm 98.8% 98.8% 96.3% 87.6% -82 dBm
Spring Hill, KS 100.0% 100.0% 99.6% 97.9% -80 dBm 100.0% 100.0% 82.1% 63.2% -112 dBm 100.0% 100.0% 98.7% 93.2% -82 dBm
Stilwell, KS 100.0% 100.0% 99.1% 91.7% -88 dBm 100.0% 100.0% 99.1% 73.8% -104 dBm 100.0% 100.0% 99.3% 93.4% -82 dBm
Westwood, KS 100.0% 100.0% 100.0% 100.0% -84 dBm 100.0% 100.0% 100.0% 88.9% -97 dBm 100.0% 100.0% 100.0% 100.0% -78 dBm
Westwood Hills, KS 100.0% 100.0% 100.0% 100.0% -85 dBm 100.0% 100.0% 100.0% 100.0% -90 dBm 100.0% 100.0% 100.0% 100.0% -70 dBm
Bonner Springs, KS 100.0% 100.0% 94.4% 83.9% -91 dBm 100.0% 96.0% 99.7% 89.4% -98 dBm 99.7% 99.7% 99.7% 91.5% -85 dBm
Bucyrus, KS 100.0% 100.0% 77.1% 18.8% -96 dBm 100.0% 100.0% 35.4% 12.5% -115 dBm 100.0% 100.0% 100.0% 100.0% -85 dBm
Kansas City, KS 100.0% 100.0% 96.0% 85.8% -92 dBm 99.9% 99.1% 98.7% 79.0% -100 dBm 99.5% 99.5% 97.1% 89.4% -83 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 Johnson County, KS 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.