Does Sprint use AT&T towers?
AT&T has Cricket, Sprint has Boost Mobile, T-Mobile has GoSmartMobile and Verizon has Total Wireless.
The sub-brands use the same towers and systems as the major brands, but at a lower price and with no contract.
Although you should check first, the parent network phone should be compatible with the sub-brand service..
Does AT&T and Tmobile share towers?
AT&T and T-Mobile may share the same network towers but they do not share their cellular networking sites and the cellular hardware equipment nor do they share their networking signals. However, it is a common observation that T- Mobile frequently roams on AT&T’s signal carriers.
Do carriers share cell towers?
Cell towers locations are owned and operated by different phone carriers, so even if you see a cell tower, it may be owned and operated by a different carrier than yours, and would thus not provide you with any benefit. In the United States, cell towers are registered with the Federal Communications Commission (FCC).
What cell towers does AT&T use?
In the US, Sprint, Verizon, and US Cellular use CDMA. AT&T and T-Mobile use GSM. Most of the rest of the world uses GSM. The global spread of GSM came about because in 1987, Europe mandated the technology by law, and because GSM comes from an industry consortium.