Franklin County, OH Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Franklin County, OH

Coverage rankings for Franklin County, OH

T-Mobile currently ranks first for coverage in this area, with a coverage score of 98.0. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1T-Mobile98.099.7%99.7%98.3%91.2% -82 dBm
2Verizon96.7100.0%100.0%96.0%89.1% -90 dBm
3AT&T91.6100.0%99.9%99.6%73.5% -99 dBm

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

Cell phone coverage map for Franklin County, OH

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 Franklin County, OH

#1

T-Mobile

Coverage Score 98.0
In Franklin County, OH
Overall
99.7%
4G LTE
99.7%
5G
98.3%
Fast 5G
91.2%
Average Signal -82 dBm
#2

Verizon

Coverage Score 96.7
In Franklin County, OH
Overall
100.0%
4G LTE
100.0%
5G
96.0%
Fast 5G
89.1%
Average Signal -90 dBm
#3

AT&T

Coverage Score 91.6
In Franklin County, OH
Overall
100.0%
4G LTE
99.9%
5G
99.6%
Fast 5G
73.5%
Average Signal -99 dBm
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Coverage by city in Franklin County, OH

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

CityVerizonAT&TT-Mobile
Amlin, OH 100.0% 100.0% 88.9% 77.8% -90 dBm 100.0% 99.4% 99.6% 75.9% -97 dBm 100.0% 100.0% 100.0% 94.9% -84 dBm
Bexley, OH 100.0% 100.0% 96.8% 95.2% -92 dBm 100.0% 100.0% 96.8% 77.4% -99 dBm 100.0% 100.0% 100.0% 100.0% -82 dBm
Blacklick, OH 100.0% 100.0% 92.8% 77.2% -92 dBm 100.0% 100.0% 100.0% 89.6% -97 dBm 100.0% 100.0% 100.0% 93.5% -84 dBm
Blacklick Estates, OH 100.0% 100.0% 66.7% 50.0% -95 dBm 100.0% 100.0% 100.0% 89.6% -92 dBm 100.0% 100.0% 100.0% 97.9% -81 dBm
Brice, OH 100.0% 100.0% 100.0% 100.0% -90 dBm 100.0% 100.0% 100.0% 100.0% -100 dBm 100.0% 100.0% 100.0% 100.0% -83 dBm
Canal Winchester, OH 100.0% 100.0% 97.0% 90.5% -88 dBm 100.0% 100.0% 100.0% 86.0% -96 dBm 100.0% 100.0% 99.5% 86.0% -84 dBm
Columbus, OH 100.0% 100.0% 97.5% 93.1% -89 dBm 100.0% 99.9% 99.9% 78.7% -97 dBm 100.0% 100.0% 99.7% 97.0% -78 dBm
Darbydale, OH 100.0% 100.0% 100.0% 100.0% -79 dBm 100.0% 100.0% 100.0% 79.2% -91 dBm 100.0% 100.0% 100.0% 25.0% -98 dBm
Dublin, OH 100.0% 100.0% 72.3% 60.3% -87 dBm 99.7% 99.5% 99.7% 69.1% -98 dBm 99.8% 99.8% 99.8% 93.3% -84 dBm
Gahanna, OH 100.0% 100.0% 88.9% 79.3% -89 dBm 100.0% 100.0% 100.0% 77.7% -101 dBm 100.0% 100.0% 100.0% 91.4% -85 dBm
Galloway, OH 100.0% 100.0% 96.7% 87.5% -91 dBm 100.0% 100.0% 98.6% 69.8% -101 dBm 98.4% 98.4% 93.6% 87.5% -84 dBm
Grandview Heights, OH 100.0% 100.0% 90.0% 83.3% -86 dBm 100.0% 100.0% 100.0% 76.7% -94 dBm 100.0% 100.0% 100.0% 100.0% -81 dBm
Grove City, OH 100.0% 100.0% 99.4% 94.5% -87 dBm 99.8% 99.8% 99.6% 60.3% -100 dBm 100.0% 100.0% 99.6% 94.1% -83 dBm
Groveport, OH 100.0% 100.0% 98.2% 90.7% -91 dBm 100.0% 100.0% 100.0% 80.1% -102 dBm 100.0% 100.0% 97.3% 84.1% -84 dBm
Harrisburg, OH 100.0% 100.0% 100.0% 100.0% -100 dBm 100.0% 100.0% 100.0% 75.0% -105 dBm 100.0% 100.0% 100.0% 100.0% -73 dBm
Hilliard, OH 100.0% 100.0% 98.3% 95.6% -83 dBm 100.0% 100.0% 99.7% 72.3% -100 dBm 100.0% 100.0% 100.0% 98.5% -78 dBm
Huber Ridge, OH 100.0% 100.0% 96.0% 96.0% -87 dBm 100.0% 100.0% 100.0% 92.0% -97 dBm 100.0% 100.0% 100.0% 100.0% -81 dBm
Lake Darby, OH 100.0% 100.0% 98.8% 79.8% -98 dBm 100.0% 100.0% 100.0% 79.8% -107 dBm 100.0% 100.0% 100.0% 95.2% -81 dBm
Lincoln Village, OH 100.0% 100.0% 100.0% 79.5% -89 dBm 100.0% 100.0% 100.0% 90.9% -97 dBm 100.0% 100.0% 100.0% 100.0% -75 dBm
Lockbourne, OH 100.0% 100.0% 100.0% 100.0% -97 dBm 100.0% 100.0% 100.0% 60.0% -104 dBm 100.0% 100.0% 100.0% 95.0% -90 dBm
Marble Cliff, OH 100.0% 100.0% 100.0% 57.1% -94 dBm 100.0% 100.0% 100.0% 85.7% -106 dBm 100.0% 100.0% 100.0% 100.0% -73 dBm
Minerva Park, OH 100.0% 100.0% 100.0% 100.0% -88 dBm 100.0% 100.0% 100.0% 93.3% -100 dBm 100.0% 100.0% 100.0% 93.3% -83 dBm
New Albany, OH 100.0% 100.0% 96.2% 91.4% -90 dBm 100.0% 100.0% 100.0% 85.7% -99 dBm 100.0% 100.0% 99.6% 91.0% -82 dBm
Obetz, OH 100.0% 100.0% 100.0% 98.7% -85 dBm 100.0% 100.0% 100.0% 64.9% -101 dBm 100.0% 100.0% 98.0% 89.4% -81 dBm
Reynoldsburg, OH 100.0% 100.0% 98.9% 96.4% -90 dBm 100.0% 100.0% 100.0% 78.9% -100 dBm 100.0% 100.0% 99.6% 96.8% -81 dBm
Riverlea, OH 100.0% 100.0% 100.0% 100.0% -98 dBm 100.0% 100.0% 100.0% 100.0% -108 dBm 100.0% 100.0% 100.0% 75.0% -95 dBm
Upper Arlington, OH 100.0% 100.0% 90.7% 76.4% -90 dBm 100.0% 99.2% 100.0% 80.1% -101 dBm 100.0% 100.0% 100.0% 98.4% -82 dBm
Urbancrest, OH 100.0% 100.0% 100.0% 81.3% -88 dBm 100.0% 100.0% 100.0% 100.0% -89 dBm 100.0% 100.0% 100.0% 100.0% -70 dBm
Valleyview, OH 100.0% 100.0% 100.0% 100.0% -100 dBm 100.0% 100.0% 100.0% 100.0% -85 dBm 100.0% 100.0% 100.0% 100.0% -90 dBm
Westerville, OH 100.0% 100.0% 99.7% 99.0% -90 dBm 99.7% 99.4% 99.7% 83.4% -99 dBm 100.0% 100.0% 100.0% 99.4% -80 dBm
Whitehall, OH 100.0% 100.0% 100.0% 100.0% -85 dBm 100.0% 100.0% 99.2% 71.5% -96 dBm 100.0% 100.0% 100.0% 98.5% -75 dBm
Worthington, OH 100.0% 100.0% 98.5% 93.9% -87 dBm 100.0% 100.0% 100.0% 81.8% -100 dBm 100.0% 100.0% 100.0% 94.7% -84 dBm
Commercial Point, OH 100.0% 100.0% 96.5% 72.8% -102 dBm 100.0% 100.0% 100.0% 76.3% -104 dBm 100.0% 100.0% 99.1% 76.3% -87 dBm
Lithopolis, OH 100.0% 100.0% 96.5% 86.0% -88 dBm 100.0% 100.0% 100.0% 52.6% -106 dBm 100.0% 100.0% 71.9% 28.1% -98 dBm
Orient, OH 100.0% 100.0% 100.0% 50.0% -108 dBm 100.0% 100.0% 100.0% 0.0% -110 dBm 100.0% 100.0% 100.0% 75.0% -93 dBm
Pataskala, OH 100.0% 100.0% 70.8% 51.5% -93 dBm 100.0% 100.0% 100.0% 83.0% -101 dBm 99.6% 99.6% 93.5% 73.0% -90 dBm
Pickerington, OH 100.0% 100.0% 99.2% 94.5% -90 dBm 100.0% 99.6% 100.0% 85.4% -99 dBm 100.0% 100.0% 97.2% 77.2% -84 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 Franklin County, OH 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.