Tello Coverage Map

The coverage map shows Tello's native (non-roaming) coverage. Tello runs over the T-Mobile network.

Using the Coverage Map

• Zoom close for the most detailed view of Tello coverage
• Use the tech selector to filter for 4G or 5G coverage maps
• Use the search bar to find specific places

Data Sourcing

Cell coverage data used in the Tello coverage map comes primarily from the May 2025 release of the FCC's Broadband Data Collection program (representing networks as of December 2024). FCC data is supplemented by data from massive crowdsourcing efforts.