International Direct Connect (IDC) offers an outbound international calls service, subject to the Conditions below, for business customers with premises in the Central London Zone (CLZ) (0207 Telephone Area), and across the UK..

For each Customer premises the Customer shall require at least one Port. A `Port' is a connection block of 30 x 64k voice channels terminating with a G703 interface.

The IDC Service consists of international calls with charges for fixed, mobile, ISDN64k and international satellite services routes together with a Management Fee.