SpaceX just told investors it plans to build a full mobile network that competes head-to-head with AT&T, Verizon, and T-Mobile — and the three carriers that have price-gouged Americans for decades are about to face their first real threat in a generation.

During SpaceX's first earnings call as a public company, President Gwynne Shotwell confirmed the company will use terrestrial rights from its EchoStar spectrum purchase to build out a ground-based network paired with next-generation Starlink satellites. The move transforms Starlink Mobile from a carrier sidekick filling dead zones into a standalone competitor aiming to poach customers from the big three.

Shotwell didn't mince words about the stakes. AT&T, Verizon, and T-Mobile pull in roughly $600 billion a year combined, she said, and SpaceX expects to take a meaningful slice. "I anticipate us to be able to acquire quite a few of their customers because I think our service will be better," Shotwell said, according to Ars Technica. "We will eliminate dead zones, leveraging the, basically the satellites in orbit. It will be better during any sort of natural disaster."

The technical play is where it gets interesting. Rather than replicating the carriers' expensive cell-tower model, Musk said SpaceX will deploy small base stations — essentially Starlink dishes that also pump out mobile spectrum. "Instead of having to deploy these very expensive and difficult-to-locate large cellular base stations, we feel reasonably confident that we can deploy a large number of sort of small stations," Musk said. "Essentially, they're really just Starlink dishes that also provide connectivity in the mobile spectrum bands, and have them be all over the place."

Digital Trends reported that the EchoStar terrestrial rights would push available bandwidth from roughly 5 megahertz — what SpaceX gets through carrier partnerships today — up to 65 megahertz. Shotwell claimed the next-generation Starlink Mobile V2 satellites, set to fly next year, could make the service up to 100 times better than what exists today. Commercial service is targeted for the end of next year, with voice and video calling planned through apps like Signal and WhatsApp.

Not everyone is sold. Telecom analyst Craig Moffett told Reuters that without a mobile virtual network operator agreement with one of the existing carriers to provide baseline coverage, it's "extraordinarily challenging to imagine a direct-to-consumer service from Starlink that could be competitive with carrier services in the next five years." Ars Technica leaned into that skepticism, noting the big three hold more spectrum, already have towers everywhere, and boast decades of nationwide service experience.

Meanwhile, the carriers aren't sitting still. AT&T, T-Mobile, and Verizon recently announced a joint venture to pool spectrum and help satellite providers reach more customers through a unified platform — which reads a lot like an attempt to keep satellite players in a subordinate role rather than let them go independent.

Here's the thing regulators never did: break this market open. The FCC and successive administrations watched AT&T, Verizon, and T-Mobile consolidate spectrum, divide the country into comfortable fiefdoms, and jack up bills year after year. Nobody in Washington lifted a finger. Now Musk is doing it the old-fashioned way — by building something better and letting Americans vote with their wallets.

The open question is whether SpaceX can deliver on a nationwide mobile service without the tower infrastructure the incumbents spent decades building. The carriers have every reason to hope Starlink Mobile stumbles. Sixty million American wireless customers might have every reason to hope it doesn't.