ISP
Tello Mobile
Tello Mobile is a US prepaid carrier on T-Mobile's network, letting customers mix talk, text, and data to build custom plans at competitive prices.
What is Tello Mobile?
Tello Mobile landed in the US prepaid market with a pitch built around flexibility rather than bundle promotions: customers can mix and match talk, text, and data allotments to build plans that match their actual usage instead of paying for a preset package full of features they do not need. Founded in 2015 by KeepCalling, a company with years of history in international calling services, Tello operates as an MVNO on T-Mobile's network and has attracted a loyal following among heavy Wi-Fi users who only need mobile data occasionally.
The Tello platform runs on its own customer management infrastructure layered over T-Mobile's radio access network. Account management, plan changes, billing, and eSIM provisioning all go through Tello's own systems, which means the company is responsible for two distinct layers of reliability. Coverage and call quality depend on T-Mobile's underlying network, while the ability to log in, change plans, or activate a new SIM depends entirely on Tello's own backend. Both layers have different failure modes.
When something goes wrong with Tello service, it typically shows up as either slow or absent data in areas that should have T-Mobile coverage, or as failures in Tello's self-service platform — login errors, plan change failures, and activation stalls that can leave new customers stuck waiting for service. Port-in transfers are another common pain point; delays or failures in number porting are a frequent source of customer frustration on any MVNO that relies on third-party carrier integration.
Outage.gg monitors Tello Mobile service health using real-time reports from community members. If your Tello data is down, an activation is stuck, or the account portal is not loading, the live status page shows current impact from users on the network.
Common Tello Mobile Problems
Issues users most frequently report when Tello Mobile is having problems.
Login failures
Players are unable to sign in, receiving authentication errors or being stuck on loading screens.
Matchmaking problems
Unable to find or join matches, long queue times, or errors when trying to connect to game servers.
Disconnections mid-session
Getting unexpectedly kicked from active sessions, losing in-game progress or items.
In-game store & purchases
Cannot load the in-game store, complete purchases, or received items are not appearing in inventory.
Frequently Asked Questions
Common questions about Tello Mobile outages and server status.
You can check the live Tello Mobile server status at outage.gg/services/tello-mobile. The page shows real-time community-submitted outage reports, an hourly trend chart, and the current health status.
Tello Mobile can stop working for a number of reasons including scheduled maintenance windows, unexpected server failures, network infrastructure problems, or DDoS attacks. Check the live status page on Outage.gg for the latest community reports to see if others are experiencing the same issue.
Go to outage.gg/services/tello-mobile and click the "Report an Issue" button. Your report is counted immediately and helps confirm whether a problem is widespread. Reports from multiple users trigger a status change visible to everyone watching the page.
Click the "Notify Me" bell button on the Tello Mobile status page at outage.gg/services/tello-mobile. Create a free account and we will send you an email the moment Tello Mobile comes back online — no app download required.
Many services maintain official status pages with planned maintenance notices. Outage.gg aggregates real-time community-reported outages which often surface faster than official channels.
Related Services
Other services you might be tracking alongside Tello Mobile.
