----------------------------Original message---------------------------- An excellent source of digital ZIP files is Geographic Data Technology in Lebanon, NH. There are some recent comments on GIS-L about 5-digit 'areas' that are not really areas! -- Duane F. Marble E-mail: [log in to unmask] Dept. of Geography The Ohio State University Telephone: (614) 292-2250 Columbus, OH 43210 Fax: (614) 292-6213