Express 21 - Sevenoaks leading courier/delivery company - 24/7 service - Sameday UK and Euro Deliveriessevenoaks couriers, kent couriers, sevenoaks deliveries, sevenoaks european parcels. Express 21 is located in the Dunton Green area of Kent. There are at least 2 other listings in the TN13 postcode area. Couriers in Kent TN13