Abstract: A parcel delivery system includes a parcel locker system for receiving and storing parcels; a portable electronic device used by a person who delivers parcels to the parcel locker; a portable electronic device operated by an intended recipient of a parcel; and encoded tags to be affixed to parcels to be delivered to the parcel locker system. The parcel locker system may comprise a number of individual parcel lockers and a control device for controlling access to the lockers.