Marion County, AL Cell Phone Coverage Map & Network Rankings (2026)

Find the best cell phone network and plan to use in Marion County, AL

Coverage rankings for Marion County, AL

AT&T currently ranks first for coverage in this area, with a coverage score of 70.9. Compare Wireless Carriers uses FCC broadband map data to estimate and calculate coverage scores. More on that further below.

RankCarrierScoreOverall4G LTE5GFast 5GAverage Signal
1AT&T70.990.6%90.5%64.3%38.5% -114 dBm
2T-Mobile57.762.3%62.3%48.5%28.3% -96 dBm
3Verizon46.679.6%79.6%0.1%0.0% -99 dBm

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

Cell phone coverage map for Marion County, AL

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 Marion County, AL

#1

AT&T

Coverage Score 70.9
In Marion County, AL
Overall
90.6%
4G LTE
90.5%
5G
64.3%
Fast 5G
38.5%
Average Signal -114 dBm
#2

T-Mobile

Coverage Score 57.7
In Marion County, AL
Overall
62.3%
4G LTE
62.3%
5G
48.5%
Fast 5G
28.3%
Average Signal -96 dBm
#3

Verizon

Coverage Score 46.6
In Marion County, AL
Overall
79.6%
4G LTE
79.6%
5G
0.1%
Fast 5G
0.0%
Average Signal -99 dBm
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Coverage by city in Marion County, AL

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

CityVerizonAT&TT-Mobile
Bear Creek, AL 99.4% 99.4% 0.0% 0.0% -89 dBm 99.1% 99.1% 93.2% 61.7% -107 dBm 90.6% 90.6% 80.5% 57.2% -90 dBm
Brilliant, AL 68.7% 68.7% 0.0% 0.0% -104 dBm 99.2% 99.2% 91.3% 64.5% -110 dBm 98.5% 98.5% 92.5% 64.5% -92 dBm
Gu-Win, AL 100.0% 100.0% 0.0% 0.0% -92 dBm 100.0% 100.0% 55.3% 46.8% -113 dBm 100.0% 100.0% 97.9% 83.0% -90 dBm
Guin, AL 100.0% 100.0% 0.0% 0.0% -92 dBm 98.6% 98.6% 81.9% 51.0% -113 dBm 99.5% 99.5% 94.5% 74.5% -90 dBm
Hackleburg, AL 73.5% 73.5% 0.0% 0.0% -105 dBm 97.9% 97.9% 87.9% 63.8% -110 dBm 94.1% 94.1% 82.6% 67.8% -90 dBm
Hamilton, AL 94.8% 94.8% 0.0% 0.0% -95 dBm 98.9% 98.9% 80.7% 48.6% -109 dBm 97.7% 97.7% 90.7% 64.3% -91 dBm
Twin, AL 100.0% 100.0% 0.0% 0.0% -93 dBm 100.0% 100.0% 100.0% 72.3% -104 dBm 97.6% 97.6% 92.8% 84.3% -86 dBm
Winfield, AL 99.8% 99.8% 0.0% 0.0% -96 dBm 97.5% 97.5% 87.8% 57.8% -110 dBm 85.0% 85.0% 63.4% 33.9% -97 dBm
Glen Allen, AL 80.4% 80.4% 0.0% 0.0% -105 dBm 84.0% 84.0% 57.7% 35.6% -119 dBm 16.0% 16.0% 7.4% 0.6% -103 dBm
Haleyville, AL 100.0% 100.0% 0.0% 0.0% -93 dBm 99.0% 99.0% 92.7% 68.8% -108 dBm 97.1% 97.1% 88.8% 65.4% -89 dBm
Hodges, AL 50.5% 50.5% 0.0% 0.0% -106 dBm 82.2% 82.2% 49.5% 10.9% -119 dBm 99.0% 99.0% 94.1% 67.3% -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 Marion County, AL 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.