National Advertising Division

T-Mobile savings claim doesn't add up, judge says

U.S. District Court Judge Lewis A. Kaplan sided with Verizon, awarding it a preliminary injunction against T-Mobile in their battle over what constitutes false advertising.

Monica Alleven Apr 1, 2026 5:34pm

AT&T raises new allegations in switching spat with T-Mobile

Feb 17, 2026 1:08pm

T-Mobile’s latest plan is more about value than discounts

Jan 9, 2026 12:02pm

AT&T to ad watchdog: See you in court

Oct 31, 2025 12:20pm

T-Mobile told to quit advertising ‘most reliable’ 5G

Mar 23, 2023 5:13pm

Frontier, Charter spar over speed, availability claims

Mar 15, 2023 4:02pm