Address Information Systems (AIS) Products Order Form

Order form for Address Information System (AIS) products.

Address Information System (AIS) Products Technical Guide

The Address Information System (AIS) Products Technical Guide contains documentation on all AIS products, including RDI™, Z4Change, ZIPMove, ZIP + 4®, Five-Digit ZIP®, eLOT®, Carrier Route, City State, and Delivery Statistics.

Address Information System (AIS) Area/District 3-Digit and 5-Digit ZIP Code™ Assignments