North Sioux City, South Dakota ZIP Code - United States
The location North Sioux City, SD has been assigned with the 57049 as the only ZIP Code. Check the map below to see the aproximate zone for this Postal Code. To zoom the map, click the "load map" button.
ZIP Code Tabulation Areas (ZCTAs) for North Sioux City, SD ZIP Code. A ZCTA is a generalized area representation of the american ZIP Code service area.
North Sioux City, SD belongs to which county?
North Sioux City, SD belongs to Union county. Check the list of Union county ZIP Code.
If you want to restart your search by state, get back to US ZIP Code.
Status Definitions
PRIMARY: means an the primary city name. Official city name, although the city name might also have another acceptable name.
ACCEPTABLE: means an adequate city name. City names that are abbreviated will frequently be listed as unacceptable because abbreviations are not an acceptable city name format.
IMPROPER/NOT ACCEPTABLE: Means an inadequate city name has been entered or received based on information entered.
UNIQUE: Assigned to a company, government agency, or entity with sufficient mail volume, based on average daily volume of letter size mail received, availability of ZIP Code numbers in the postal area, and the US mail service cost-benefit analysis.
