Chester County, SC Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Chester County, SC

Coverage rankings for Chester County, SC

Verizon currently ranks first for coverage in this area, with a coverage score of 60.4. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1Verizon60.497.4%97.4%19.1%7.4% -100 dBm
2AT&T59.879.3%79.1%47.2%27.7% -115 dBm
3T-Mobile56.660.8%60.5%49.1%27.0% -96 dBm

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

Cell phone coverage map for Chester County, SC

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 Chester County, SC

#1

Verizon

Coverage Score 60.4
In Chester County, SC
Overall
97.4%
4G LTE
97.4%
5G
19.1%
Fast 5G
7.4%
Average Signal -100 dBm
#2

AT&T

Coverage Score 59.8
In Chester County, SC
Overall
79.3%
4G LTE
79.1%
5G
47.2%
Fast 5G
27.7%
Average Signal -115 dBm
#3

T-Mobile

Coverage Score 56.6
In Chester County, SC
Overall
60.8%
4G LTE
60.5%
5G
49.1%
Fast 5G
27.0%
Average Signal -96 dBm
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Coverage by city in Chester County, SC

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

CityVerizonAT&TT-Mobile
Blackstock, SC 90.4% 90.4% 0.8% 0.4% -101 dBm 78.5% 78.4% 12.1% 8.5% -116 dBm 43.6% 43.6% 32.3% 16.6% -98 dBm
Chester, SC 100.0% 100.0% 44.1% 27.9% -87 dBm 100.0% 100.0% 100.0% 89.2% -101 dBm 100.0% 100.0% 100.0% 92.8% -85 dBm
Edgemoor, SC 100.0% 100.0% 60.3% 24.7% -104 dBm 100.0% 100.0% 54.3% 35.5% -109 dBm 92.8% 92.8% 82.4% 47.4% -95 dBm
Eureka Mill, SC 100.0% 100.0% 91.7% 77.8% -82 dBm 100.0% 100.0% 100.0% 94.4% -98 dBm 100.0% 100.0% 100.0% 100.0% -76 dBm
Fort Lawn, SC 100.0% 100.0% 31.6% 10.5% -93 dBm 100.0% 100.0% 7.9% 7.9% -108 dBm 100.0% 100.0% 100.0% 89.5% -91 dBm
Gayle Mill, SC 100.0% 100.0% 10.0% 0.0% -86 dBm 100.0% 100.0% 100.0% 75.0% -103 dBm 100.0% 100.0% 100.0% 100.0% -82 dBm
Great Falls, SC 100.0% 100.0% 0.0% 0.0% -88 dBm 100.0% 100.0% 2.5% 2.5% -101 dBm 28.3% 28.3% 12.5% 3.3% -103 dBm
Lando, SC 100.0% 100.0% 27.3% 9.1% -96 dBm 100.0% 100.0% 45.5% 18.2% -114 dBm 100.0% 100.0% 100.0% 27.3% -98 dBm
Lowrys, SC 100.0% 100.0% 0.0% 0.0% -80 dBm 100.0% 100.0% 8.0% 8.0% -101 dBm 100.0% 100.0% 100.0% 98.9% -81 dBm
Richburg, SC 100.0% 100.0% 54.2% 29.2% -94 dBm 100.0% 100.0% 95.8% 50.0% -114 dBm 100.0% 100.0% 100.0% 54.2% -96 dBm
Catawba, SC 100.0% 100.0% 97.1% 66.8% -103 dBm 98.6% 98.6% 37.2% 23.8% -112 dBm 100.0% 100.0% 97.5% 71.5% -92 dBm
Lockhart, SC 100.0% 100.0% 87.5% 75.0% -83 dBm 100.0% 100.0% 0.0% 0.0% -104 dBm 37.5% 37.5% 25.0% 25.0% -100 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 Chester County, SC 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.