Carriers also won't unlock a phone if it has been ... carriers "piggyback" on larger networks. AT&T phones are compatible with Consumer Cellular, for example.) Buying a used phone?

On the flip side, Consumer Cellular doesn’t lock you into a long-term contract, and you can cancel service at any time. New phones from Consumer Cellular come with a one-year manufacturer’s ...

When the FCC proposed the 60-day unlocking rule in July 2024, the agency criticized T-Mobile for locking prepaid phones for a year. The NPRM pointed out that "T-Mobile recently increased its locking ...