The addresses to which a carrier delivers mail. In common usage, carrier route includes city routes, rural routes, highway contract routes, post office box sections, and general delivery units. CRIS - Carrier Route Information System A listing of all delivery address range information in a standardized format. CRIS contains schemes for city, rural, and highway contract routes and post office box sections. This information is formatted by ZIP Code, street name, and street number range.
Domestic mail is classified by size, weight, content, service, and other factors.
The DPBC allows automated sortation of mail to the carrier level in walk sequence. Express Mail and Priority Mail drop shipment service can be used instead of a private carrier. CASS and PAVE certification are required. FastCASS Mailnet's Address Standardization and CASS certification service. Mail A class of mail that includes all matter wholly or partly in writing or typewriting, all actual and personal correspondence, all bills and statements of account, and all matter sealed or otherwise closed against inspection.