| Verizon | Maple Ave | Drop a call every time I am on this road | 2019 |
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| AT&T | N3487 Cushman Rd | ATT cell service has deteriorated significantly in the last 90 -180 days and we are unable to determine how to resolve the issue. Service is now significantly worse than Verizon. | 2019 |
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| Sprint | W322N380 Government Hill Rd | little to no bars for calls | 2014 |
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| T-Mobile | 2863 Heritage Dr | Inside Walmart store in Delafield there is no coverage. | 2019 |
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| T-Mobile | WI-83 | Dead zone (phone and data) at a very busy intersection of a major interstate.
Area is over 2 miles long on I94 and almost a mile to the north and south.
Local businesses should be upset that T-Mobile customers can't use their phones in their area. | 2019 |
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