The NAD is a spatial database containing address data, point location coordinates, jurisdictions, record level metadata and other supporting data for addressable locations including structures, some sub-units within those structures and landmarks as included in the aggregated datasets from providers included therein. Its coverage includes twenty five whole and partial coverage states, including Arizona, Arkansas, Colorado, Connecticut, Delaware, Indiana, Iowa, Maine, Maryland, Massachusetts, Kansas, Montana, New Jersey, New Mexico, New York, North Carolina, Ohio, Oregon, Rhode Island, Tennessee, Texas, Utah, Vermont, Virginia and Wisconsin, and the District of Columbia, as well as variable numbers of counties in several states: Anchorage Municipality, Haines and Matanuska-Susitna Boroughs, Yakutat City and Borough, and Dillingham City Alaska; Merced County, California; East Baton Rouge and Terrebonne Parishes, Louisiana; Anoka, Carver, Chisago, Dakota, Hennepin, Isanti, Le Sueur, Ramsey, Scott, Sherburne and Washington Counties, Minnesota; Boone, Christian, Cole, Greene, Jasper, St. Charles, St. Louis, Stone and Taney Counties, and Independence City, Missouri; Campbell, Crook and Teton Counties, Wyoming; Sioux Falls City and Rosebud Sioux Reservation, South Dakota.