TOT

TOT Public Company Limited, known in Thai as ทีโอที, is a state-owned telecommunications company in Thailand. It was originally established in 1954 and later corporatised in 2002. Formerly known as the Telephone Organization of Thailand and TOT Corporation Public Company Limited, TOT's primary focus is on fixed line telephony. In 2021, TOT PCL underwent a merger with CAT Telecom, resulting in a name change to National Telecom Public Company Limited.