Tello coverage map (5G)
Tello is a third-party T-Mobile MVNO known for very low monthly prices and unusual plan customization — you can build a plan with exactly N gigabytes and X minutes at sub-$15 price points that bigger MVNOs don't match.
Coverage characteristics
T-Mobile network throughout. Strong metro and suburban coverage, excellent 5g-mid-band">mid-band 5G in cities, improving but still imperfect rural reach. There is no Tello-specific coverage area; Tello's map is a subset of T-Mobile's.
Priority and deprioritization
Tello is meaningfully deprioritized below T-Mobile postpaid and below Metro. In rush-hour congestion in big cities, Tello users will sometimes notice slower speeds. For light users this rarely registers; for video-streaming heavy users it can be frustrating.
5G availability
Tello includes 5G access at no extra cost on most plans. n41 mid-band is available on supported phones.
Best for
- Very-light data users — Tello's 1 GB and 2 GB tiers cost less than a streaming-music subscription.
- Secondary lines — Tello is excellent for a kid's phone, a tablet line, or a backup phone.
- International callers — Tello includes international calling minutes to a wide list of countries.
Look elsewhere if
- You're a primary-line heavy user — deprioritization will degrade busy-hour performance.
- You need retail support — Tello is online-only.
Frequently asked questions
- Does Tello have 5G coverage?
Yes. Tello rides the T-Mobile network, which offers 5G nationwide. There are three flavors: low-band 5G (broad reach, modest speeds), mid-band 5G (the workhorse — fast over a meaningful area), and mmWave 5G (gigabit speeds in dense urban cores). T-Mobile's premium 5G is marketed as 5G UC (Ultra Capacity: n41 mid-band + mmWave).
- What 5G bands does Tello support?
On the T-Mobile network, the relevant fast-5G band is n41 (2.5 GHz, ex-Sprint). Most modern phones (iPhone 12+, Pixel 6+, Galaxy S22+) support these bands and the matching carrier aggregation profiles. Coverage at any specific address depends on whether your local cell tower has the relevant band lit up — see the map above for county-level estimate.
- How do I check Tello coverage at my address?
Enter your ZIP in the search box on this page to see strong/fair/poor/none classification for Tello's underlying T-Mobile network at the county-and-ZIP level. Our data comes from the FCC's public Broadband Data Collection — the same dataset Google Maps and most other coverage tools rely on. For street-level certainty, visit Tello's own coverage tool.
- Is Tello coverage the same as T-Mobile's?
Geographically yes — Tello rides T-Mobile's towers, fiber backhaul, and spectrum, so where T-Mobile has signal, Tello has signal. The difference is in deprioritization: during peak congestion, MVNO traffic is served at lower priority than T-Mobile's own postpaid customers. In normal everyday use this is invisible; at packed venues and rush-hour congestion it can mean slower speeds for MVNO customers.
- Does Tello work in rural areas?
Rural coverage matches the T-Mobile network. Verizon historically has the strongest rural reach (lowest-band coverage in mountain hollows and farm country); T-Mobile has improved rural coverage post-merger but has more gaps in remote areas; AT&T is competitive in the South and Mountain West. For long rural drives, low-band 5G or 4G LTE is what you actually use; mid-band 5G is mostly an urban/suburban story.
- Why does my phone show 5G but speeds feel slow on Tello?
The 5G icon doesn't guarantee fast 5G. On Tello, plain "5G" usually means low-band coverage — broad reach but speeds closer to LTE. The premium tier (5G UC (Ultra Capacity: n41 mid-band + mmWave)) is what gives you the 200–700 Mbps experience that 5G marketing promises. If you're consistently on plain "5G" without the premium label, you're in a coverage area that hasn't had the faster band lit up yet.