Assertion: prepaid carrier | /r/ObjectUse | used by u.s. cellular
Facets:
Source sentences:
text: Wireless networks in North America use two different standards: Global System for Mobile (GSM) communications used by AT&T, T-Mobile and a few prepaid carriers, and Code Division Multiple Access (CDMA) used by Verizon, Sprint, U.S. Cellular, and a few prepaid carriers.