Verizon's LTE phones do use SIM cards, but it would probably be futile to try to use them on Sprint or AT&T's LTE networks, since they run on different frequenc

Verizon's LTE phones do use SIM cards, but it would probably be futile to try to use them on Sprint or AT&T's LTE networks, since they run on different frequencies, and you wouldn't get standard voice or 3G data coverage.