This document provides an overview of interconnection, facilities leasing, and numbering administration in South Africa. It discusses ICASA's mandate to ensure access to communication services. Interconnection is explained as important for both connectivity and competition. ICASA has defined mobile and fixed call termination markets and set cost-based termination rates using a fully allocated cost methodology. The document also outlines upcoming regulatory initiatives such as introducing a new numbering plan and public hearings on local loop unbundling.