Royal Mail Delivery Offices Burnley, Blackburn - Welcome to the directory of Burnley Royal Mail Delivery Offices and royal mail sorting offices in Burnley. It lists royal mail delivery offices and royal mail sorting offices who offer parcel delivery and mail delivery. Find business details, ratings and reviews of your local royal mail sorting office or royal mail delivery office in Burnley, Blackburn and write your own review. Are you a royal mail sorting office in Burnley? Why not advertise your parcel delivery business on the Burnley Business Directory – IT'S FREE!