Providing a corrected delivery address comprises receiving a plurality of first data elements, each of the plurality of first data elements comprising a first portion and a second portion. Next providing a corrected delivery address comprises providing a second data element, the second data element corresponding to one of the plurality of first data elements and comprising a corrected version of the second portion of the corresponding first data element. Then providing a corrected delivery address comprises receiving an indication that none of the second portions of the plurality of first data elements match the second data element and providing, in response to the indication, a link associating the second data element with the first data element corresponding to the second data element.