Tuvalu Telecommunications Corporation (commonly known as TTC) is a mobile network operator in Tuvalu assigned PLMN code 553-01 by the national telecommunications authority.

The MCC 553 identifies Tuvalu, while MNC 01 uniquely identifies this operator within the country. Together they form the PLMN (Public Land Mobile Network) identifier used by mobile devices for network selection, SIM card identification, and international roaming.

This assignment was last reported in ITU Operational Bulletin #1280 (Nov. 15, 2023). Search all MCC/MNC codes or view all Tuvalu operators .