1. Mombasa-Malaba-Kigali-Bujumbura.

2. Dar es Salaam-Rusumo with branches to Kigali, Bujumbura and Masaka.

3. Biharamulo-Sirari-Lodwar-Lokichogio.

4. Nyakanazi-Kasulu-Tunduma with a branch to Bujumbura.

5. Tunduma-Dodoma-Namanga-Isiolo-Moyale^*.

^*Namanga-Athi River road is part of this corridor.