Based on the FCC map, data from the last update in June 2023 shows that T-Mobile is trailing far behind with its 4G coverage.

Starlink support appears to be a secret iOS 18.3 feature for iPhones, some of which now support satellite communication ...

Mid-band and high-band 5G networks offer significantly faster data speeds and are less affected by congestion, but they're less available due to their limited range. T-Mobile's coverage map You ...