Compare cell coverage in Johnson County, IA

See the best cell service provider in Johnson County with our network coverage comparison of AT&T, Verizon, and T-Mobile. Use the search box to see cell coverage down to a street address.

FCC data as of June 30, 2022, updated November 18, 2022

AT&T

Good coverage

AT&T has 0% of Johnson County covered by 5G service and 88% covered by 4G LTE service.

0%

covered by 5G

88%

covered by 4G LTE

Amount of Johnson County covered:
88.1%
Excellent reception
9.0%
Good reception
19.4%
Average reception
31.7%
Fair reception
26.7%
Poor reception
1.4%
No Signal
11.9%

Verizon

Excellent coverage

Verizon has 50% of Johnson County covered by 5G service and 97% covered by 4G LTE service.

50%

covered by 5G

97%

covered by 4G LTE

Amount of Johnson County covered:
97.5%
Excellent reception
26.6%
Good reception
32.6%
Average reception
30.8%
Fair reception
7.5%
No Signal
2.5%

T-Mobile

Good coverage

T-Mobile has 57% of Johnson County covered by 5G service and 83% covered by 4G LTE service.

57%

covered by 5G

83%

covered by 4G LTE

Amount of Johnson County covered:
82.6%
Excellent reception
4.2%
Good reception
19.8%
Average reception
53.8%
Fair reception
4.9%
No Signal
17.4%

Coverage data: FCC National Broadband Map

Coverage over time

FCC data as ofAT&T 4G / 5GVerizon 4G / 5GT-Mobile 4G / 5G
June 30, 202288% / 0%97% / 50%83% / 57%

Cities in Johnson County

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