The invention discloses a method of achieving parcel delivery and pickup in a network-free coverage environment, and relates to the technical field of delivery of parcels or articles in postal service, express delivery, logistics, and distribution industries. The method comprises the steps of package delivery and pick-up, wherein the package delivery step comprises the steps that a delivery man operates a delivery cabinet through a delivery program, and completes a delivery operation according to prompts; after the completion of the delivery operation is confirmed, a password for the pickup is generated by the delivery program of the delivery man, and the password is verified whether or not it is duplicated, if the verification is not passed then the password is regenerated until a non-duplicated password is generated; delivery information is generated by the delivery program of the delivery man, a control board receives and verifies the delivery information, after the verification is passed, confirmation of the delivery information is returned to the delivery program, and the delivery program saves the delivery information to a terminal database of the delivery man. The method can achieve parcel delivery and pickup in the network-free coverage environment, and does not need background server support.