FCC Data shows networks' native coverage only (not roaming coverage)
Raw data from the FCC runs through a calibration model built with on-the-ground, crowdsourced data
Crowdsourced Map
The crowdsourced map draws on data collected from vehicles with DIMO hardware
Best Network
Early version—treat results cautiously
Draws on an old round of FCC data & adjustments from in-house testing
Hexagons are shaded based on the network expected to have the best signal
Blue indicates AT&T, red indicates Verizon, and pink indicates T-Mobile
Darker shading indicates a stronger edge over other networks
Instructions
For best results, first enter an address or the name of a neighborhood
ClickSelect a specific hexagon for details about coverage
Notable Issues
Default Map
Coverage isn't represented consistently on bodies of water or along shorelines
Version Information
Coverage Map Version: 2.1.0
Data Recency:
FCC BDC Data: November 2023 Release (Represents Networks As Of June 2023)
Crowdsourced Data: November 2023
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Selected Hex - Coverage Details
AT&T Coverage
4G Signal Strength:
5G Signal Strength:
T-Mobile Coverage
4G Signal Strength:
5G Signal Strength:
Verizon Coverage
4G Signal Strength:
5G Signal Strength:
US Cellular Coverage
4G Signal Strength:
5G Signal Strength:
Dish Coverage
5G Signal Strength:
Dish's native network is 5G only.
Hex Details
Hex ID: Unknown
Estimated Outdoor/In-Vehicle Signal Strength
AT&T
4G:
5G:
T-Mobile
4G:
5G:
Verizon
4G:
5G:
US Cellular
4G:
5G:
Dish
5G:
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Crowdsourced Data - Selected Hex
Hex Details
Hex ID:Unknown
Average Signal Strength
AT&T:Unknown
T-Mobile:Unknown
Verizon:Unknown
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Note
You've been rerouted to the coverage map the selected location. A page with recommended plans could not be found. You may also retry your search with another location.
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Alaska Coverage Notice
Heads Up: The map only shows networks' native (non-roaming) coverage. Some phone plans include extensive roaming coverage in Alaska. Coverage is not shown for GCI, a regional network with significant coverage in Alaska.
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US Territories Coverage Notice
Heads Up: The map shows networks' native (non-roaming) coverage. Many phone plans include extensive roaming coverage in Puerto Rico and other US Territories.