The coverage map shows native (non-roaming) coverage from US networks. The default view relies on data from the FCC's Broadband Data Collection program that's enhanced by real-world measurements crowdsourced from DIMO vehicles and Roam Network contributors.
Map Usage
Zoom in for the most finely grained coverage data
Optionally, filter for only 4G or 5G with the menu
Click hexagons to explore signal strength measurements
Use the geocoder to search for specific locations
From the settings menu
Toggle Dish & regional networks
Switch to alternate maps showing DIMO or Roam Network data