The IUC and the Department of Management's Division of Information Technology have collaborated to update a map for incumbent local exchange boundaries in Iowa. The IUC's rules at 199 Iowa Administrative Code chapter 22, Regulation of Telecommunications Service, state that service territories are defined by the incumbent local telephone exchange area maps that are on file with the IUC (199 IAC 22.7).
Common Questions - Including instructions for downloading a shapefile
Disclaimer: This electronic map was designed to capture the most up-to-date information available. The map is accurate only to the extent that various sources supplied accurate data. The IUC will continue to update and improve the GIS data and map.