Williams County ZIP Codes

List of ZIP Codes in Williams County

The following table lists ZIP Codes associated with Williams County, North Dakota, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 58755 48.62857 -102.94666 Mcgregor 208 0.9
2 58801 48.23522 -103.76747 Williston 33,969 18.3
3 58830 48.60272 -103.46608 Alamo 91 0.1
4 58843 48.23141 -103.38142 Epping 799 1.4
5 58845 48.63928 -103.92207 Grenora 555 0.8
6 58849 48.30906 -103.15697 Ray 1,119 1.4
7 58852 48.38037 -102.93276 Tioga 2,064 2.6
8 58853 48.06237 -103.78588 Trenton 395 10.3
9 58856 48.59123 -103.72546 Zahl 213 0.4


About Williams County ZIP Codes

Williams County in North Dakota (ND) is served by approximately 9 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 39,413 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Williams County are located in cities such as Williston, Tioga, Ray, Epping, Grenora. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Williams County, North Dakota follow the America/Chicago time zone.