SpaceX On Its Way to Become a Full Telecom Network Provider

SpaceX has secured up to 14MHz of spectrum in the 800MHz band across the US from Grain Management, a move that positions Starlink to become a full mobile network provider. Elon Musk labeled this acquisition the "last crucial piece of the spectrum puzzle" required for SpaceX to offer comprehensive phone coverage across America. The 800MHz band, with its lower frequency, is better at penetrating buildings compared to higher-frequency spectrum.

Many smartphones already support this band, suggesting SpaceX may not need specialized devices for the terrestrial network. Starlink will additionally utilize its existing 2GHz mid-band spectrum for faster and more robust service, particularly outdoors. The company aims to integrate its satellite network with ground-based infrastructure, deploying femtocells alongside satellites to deliver 5G mobile coverage.

Upon acquiring the spectrum, SpaceX promises to construct a flexible network architecture merging its satellite-to-mobile constellation with terrestrial coverage, enabling compatible devices to seamlessly switch between systems. If SpaceX completes the network, Starlink Mobile could challenge major US carriers like AT&T, Verizon, and T-Mobile, capitalizing on its primary strength: delivering coverage in rural and traditionally underserved areas where conventional cell towers are costly or difficult to install.

SpaceX has already received FCC approval to launch up to 15,000 next-generation satellites for the service. The 800MHz spectrum SpaceX is acquiring was originally owned by T-Mobile, which sold the licenses to Grain Management in August for Grain's 600MHz spectrum licenses and $2.9 billion in cash. SpaceX is purchasing this 800MHz spectrum from Grain Management as part of its broader initiative to transition Starlink from a satellite internet service into a more comprehensive mobile network.