The U.S. Department of Justice is investigating whether U.S. wireless carriers and an industry trade group teamed up to make it harder for cellphone subscribers to switch providers, according to people familiar with the investigation. The agency in February sent civil investigative demands to the four major U.S. wireless carriers and the GSMA, an international standards organization responsible for eSIM technology, the people said. The eSIM standard lets wireless subscribers move their phone number to a new carrier without...

Source: Wall Street Journal April 20, 2018 22:00 UTC