Comium (Sierra Leone) Ltd (commonly known as Comium) is a mobile network operator in Sierra Leone assigned PLMN code 619-04 by the national telecommunications authority.

The MCC 619 identifies Sierra Leone, while MNC 04 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 Sierra Leone operators .