Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Underwood, ND

Need a ZIP Code for Underwood, ND? Please enter an address.

Counties:MCLEAN, ND
Area Code(s):701
Timezone(s):Central (GMT -06:00)
City Population:778 (More Details)
Congressional District(s):No Districts
Land Area:2,111 square miles (county)
Water Area:217 square miles (county)

1 ZIP Code

Underwood, ND ZIP Code Boundaries

Download ZIP Code Database

Underwood, ND Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Underwood, ND Demographic Information *

Total population**778
Male population377
Female population401
Median age (years)49.8
White Population743
Black Population2
Indian Population14
Asian Population0
Hawaiian Population2
Hispanic Population5
Median age (Male)46.8
Median age (Female)51.9
Total households326
Family households (families)211
Average household size2.22
Average family size2.77
Total housing units377
* Demographic data is based on 2010 Census for the City of UNDERWOOD.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],