ModernWarzone on Twitter: "Modern Warfare 2 will require a phone number to play on battlenet and prepaid phones may not work under Activision's new account requirements according to a newly updated Blizzard
How to Get a Secret Phone Number (and Why You Need One) | PCMag
Activate AT&T Prepaid®Account - AT&T Wireless Customer Support
Can prepaid cell phones be tracked or traced? - Quora
Galaxy S20 is the latest smartphone to use an eSIM. Wait, what's an eSIM? - CNET