Most people don’t love their phone carrier. They tolerate it.
You pick one of the big names, sign a plan that seems to cost a little more every year, and learn which corner of the kitchen gets two bars. Switching sounds like an afternoon of hold music and a new phone payment, so you stay put.
That inertia has quietly been the most dependable business model in American telecom. AT&T (T), Verizon (VZ), and T-Mobile (TMUS) dominate the market, and anyone who wants to join them needs tens of billions of dollars in airwaves and a cell tower on every hill.
Also read: T-Mobile plans to limit customer discounts with new phone plans
Challengers have tried. Cable companies resell access on Verizon’s network. Dish spent years trying to become the fourth national carrier before selling much of its spectrum, including a roughly $17 billion package that went to a rocket company.
That rocket company just made its next move.
On Oct. 8, Elon Musk’s SpaceX (SPCX) agreed to buy a nationwide portfolio of low-band airwaves from investment firm Grain Management. The deal targets the one thing Starlink’s satellites can’t do well today: reach your phone when you’re indoors.
SpaceX agrees to buy low-band airwaves for indoor Starlink Mobile coverage, pending FCC approval.Tarcisio Schnaider / Getty Images
SpaceX’s 800 MHz spectrum deal targets Starlink’s indoor gap
The licenses cover up to 14 megahertz of paired spectrum in the 800 megahertz (MHz) band, according to SpaceX’s application to the Federal Communications Commission. The FCC still has to approve the transfer.
That frequency matters because of physics. Lower frequencies travel farther and push through walls, and the band offers “superior building penetration,” SpaceX told the FCC.
The purchase is “the last critical piece of the spectrum puzzle,” Musk wrote on X.
Related: SpaceX reaches orbit as Elon Musk sets bigger Starship goal
The company went further, saying the deal will let Starlink “become a major mobile carrier in the U.S.,” according to a statement from SpaceX.
Grain acquired the licenses from T-Mobile in an August spectrum swap, and neither side has disclosed what SpaceX is paying, Bloomberg reported. The FCC also approved SpaceX’s next-generation Starlink Mobile constellation of 15,000 satellites built to connect directly to phones, the company said.
Why AT&T, Verizon, and T-Mobile stock took the hit
Investors didn’t wait for regulators. T-Mobile shares slid $18.58, or 11%, to $152.72 on Friday, Oct. 9, while AT&T fell $1.83, or 7.4%, to $22.76, CBS News reported.
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I ran those moves against a typical income investor’s position. If you held 500 AT&T shares at the Oct. 8 close, the drop knocked roughly $915 off your stake by the morning of Oct. 9. A 100-share T-Mobile position lost about $1,858 on paper.
That stings for a stock many retirees own for the dividend. Yet the analysts who follow these companies sounded calmer than the tape.
UBS (UBS) analyst John Hodulik expects SpaceX to need time to scale its wireless ambitions, and he said “the impact to near-term wireless industry fundamentals is limited,” according to CBS News.
The incumbents have been dismissive for months. SpaceX’s plan is “not a viable strategy,” AT&T CEO John Stankey said in a Sept. 29 interview with Axios.
Matching the big three with a full ground network could cost more than $100 billion, according to one analyst estimate cited by Axios.
How a fourth carrier could change your monthly phone bill
Here’s where your wallet comes in. The average wireless customer paid $141 a month, down from $156 a year earlier, J.D. Power found in its 2024 wireless retail study.
That works out to about $1,692 a year. J.D. Power credited carrier promotions for that drop, which tells you something useful: competition, even the threat of it, is what moves your bill.
Today, the only Starlink phone product most Americans can buy is a dead-zone backup. T-Mobile’s T-Satellite costs $10 a month for customers whose plans don’t include it, according to TheStreet, and T-Mobile has since quietly scrubbed the Starlink name from its main T-Satellite webpage.
SpaceX has been assembling its phone network piece by piece:
July 2025: Starlink’s direct-to-phone service launched commercially through T-Mobile, according to SpaceX’s FCC filing.
2025: SpaceX agreed to buy 65 MHz of spectrum from EchoStar (ECHO) for a combined $19.6 billion across two deals, Investing.com reported.
August 2026: Next-generation Starlink Mobile satellites will launch in 2027, with service by the end of that year, SpaceX President Gwynne Shotwell said, per Benzinga.
Oct. 6, 2026: The FCC authorized that next-generation constellation, SpaceX told regulators.
Oct. 8, 2026: SpaceX signed the Grain Management purchase agreement, per the same filing.
When I lined up SpaceX’s airwaves against the incumbents’, the gap stood out. Add the EchoStar spectrum to the Grain licenses, and SpaceX controls about 79 MHz.
New Street Research analyst David Barden has pegged the big carriers’ networks at about 1,000 MHz, according to Benzinga. By my math, that leaves SpaceX with under 8% of the airwaves its rivals use. My analysis points to a rural and backup play first, with dense cities coming last.
The deadline that matters most sits further out. The ground-network path requires service to at least 33% of each license area’s population, or 25% of its geography, by July 1, 2029, according to the SpaceX filing.
What wireless customers and telecom investors should do now
Don’t break a contract over this. SpaceX hasn’t published Starlink-branded consumer pricing, coverage maps, or a launch date for the full service.
If you regularly drive through dead zones, the $10 add-on is the version you can buy today. Run it against your real habits: $120 a year is cheap insurance for a rancher and wasted money for someone who never leaves the city.
Related: T-Mobile’s CEO just dismantled SpaceX and Starlink’s big goal
Your best move is to put the threat to work. A credible fourth competitor gives you a reason to call your carrier’s retention line and ask for a better rate before your next renewal.
For investors, the Oct. 9 selloff priced in a rival that is still years from scale. If you own AT&T or Verizon for income, the FCC’s review of the Grain deal and SpaceX’s 2027 satellite launches are the checkpoints worth tracking.
TheStreet has examined why SpaceX’s $17 billion spectrum buy finally makes sense, and this week’s deal adds the indoor coverage that purchase lacked.
Your carrier built its business on the idea that leaving is a hassle. SpaceX just bought the airwaves to test that idea, starting with the wall between your phone and the sky.
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