KT was named the top company in the mobile and broadband internet-IPTV categories of the KS Call Center Quality Index run by the Korean Standards Association, the company said on Tuesday. KT said it marked its 12th consecutive top ranking in mobile and 13th in broadband-IPTV. It also won the AX Contact Center Innovation Award, achieving three awards in total, after being recognised for customer-centre innovation using AI technologies.

LG Uplus is speeding up customer service improvements using artificial intelligence and data, with results showing in recent evaluations. It received a \"very excellent\" rating in both mobile and high-speed internet categories in a 2025 user protection assessment by the Korea Communications Commission. The company also posted gains in customer satisfaction indicators, including top rankings in NCSI and KSQI. It is expanding AI use to detect spam and voice phishing and to support 상담, while also pursuing overseas rollout with Maxis in Malaysia.