MTN Nigeria Communications (commonly known as MTN) is a mobile network operator in Nigeria assigned PLMN code 621-30 by the national telecommunications authority.

The MCC 621 identifies Nigeria, while MNC 30 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 Nigeria operators .