Compatible with GSM networks including AT&T, AT&T Go Phone, MetroPCS, Cricket, Tracfone (Access Point Number Preloaded by ZTE).
Compatible with GSM networks including StraightTalk, Wal-Mart Family Mobile, Consumer Cellular, Net 10 Wireless, Simple Mobile, GoSmart Mobile. Red Pocket Mobile, CampusSIMs, Ultra Mobile, EcoMobile, Lyca Mobile, Univsion Mobile, Ting (No Access Point Number Preloaded, some requires manually setup and some would automatically pop up).
ZTE Axon / Axon Pro is not compatible with CDMA networks such as: Verizon, Sprint and US Cellular.