Route 691 ran between Barkingside and Barking Broadway
Passing through: Horns Road, Ley Street, Ilford and Ilford Lane
Route journey time: 25 minutes   Service interval 4-6 minutes
Service introduced on 6 February 1938 - Ceased on 18 August 1959

Route 693 ran between Chadwell Heath and Barking Broadway
Passing through: Goodmayes, Seven Kings, High Road Ilford and Ilford Lane
Route journey time: 25 minutes   Service interval 4-6 minutes
Service introduced on 6 February 1938 - Ceased on 18 August 1959