TCI maintains 30 provincial subsidiaries and two brands - MCI (Hamrahe Avval or Mobile Company of Iran) and FCI (Ashenaye Avval or Fixed-line Company of Iran) that provide fixed-line telephone service, data services, mobile services, high-speed internet and soon wireless services. About 99% of the fixed-line telephone subscribers and 61% of the mobile subscribers in Iran belong to TCI's affiliates.