Unlike Overwatch 2, Modern Warfare 2's mobile phone requirement is PC-only

Console players aren’t subject to the same SMS security policy as PC…

KitGuru Games: Shootout – Call of Duty: Modern Warfare II VS Overwatch 2

Overwatch 2 phone number requirement axed by Blizzard amid rocky launch - Polygon

Call of Duty®: Modern Warfare® II Multiplayer Overview — Everything Available at Launch

Call of Duty®: Modern Warfare® II - Griffin: Pro Pack - Call of Duty

Modern Warfare 2 has the same 'no prepaid phone' requirement as Overwatch 2

Call of Duty: Modern Warfare 2 Will Include Controversial Overwatch 2 Feature

Modern Warfare 2 Will Use Overwatch 2's Phone Verification : r/xboxone

Call of Duty: Modern Warfare 2 — Release date, rumors, and everything we know so far

Overwatch 2's New Phone Number Requirement Is Rejecting Pre-Paid Plans

Call of Duty: Modern Warfare 2's Phone Number Requirement Will Only Affect Some PC Players - IGN

Overwatch 2 Review - Same As It Ever Was - GameSpot