National Advertising Division

T-Mobile store

Wireless

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

The advertising watchdog found umlaut’s tests fell short in the reliability department and recommended T-Mobile stop making the claims.

Monica Alleven Mar 23, 2023 5:13pm

sports fighting arena battle

Frontier, Charter spar over speed, availability claims

Mar 15, 2023 4:02pm

mud wrestling

Editor’s Corner: T-Mobile, Comcast mud-wrestling match gets old

Jan 31, 2023 11:57am

boxing gloves

AT&T loses challenge of Cox’s gig everywhere claim

Oct 26, 2022 1:59pm

Comcast decal

Verizon challenges Comcast Xfinity 5G marketing claims

Sep 15, 2022 1:25pm

Charter Spectrum worker on truck

AT&T wins challenge of Charter’s “20X faster” speed claim

Sep 13, 2022 3:38pm