List of 21 Zip Codes in Buchanan County, Iowa

On this page, we'll list out the 21 Buchanan County, Iowa ZIP codes we have, including the land area and county name of each code.

Iowa is the 26th largest state by total land area, with a land area of 56,273 square miles (145,746 square kilometers) and has a total population of 3,139,508 people as of the most recent U.S. Census survey.

Buchanan County makes up approximately 2.67% of the total land area for Iowa and we have 21 zip codes for the county in our database, which you can see details of below, with land area information for each zip code.

ZIP Code Land Area (Sq. Meters) Land Area (Sq. Miles) Land Area (Sq. Kilometers)
50607 123,089,000 48 123
50629 204,633,000 79 205
50641 122,810,000 47 123
50644 369,298,000 143 369
50644 369,298,000 143 369
50644 369,298,000 143 369
50648 223,050,000 86 223
50648 223,050,000 86 223
50648 223,050,000 86 223
50650 106,696,000 41 107
50654 136,188,000 53 136
50662 175,813,000 68 176
50671 57,516,900 22 58
50682 220,940,000 85 221
50682 220,940,000 85 221
52210 90,408,000 35 90
52218 186,402,000 72 186
52326 5,259,970 2 5
52329 131,743,000 51 132
52329 131,743,000 51 132
52352 203,389,000 79 203

More Counties in Iowa

If you want to search and find zip codes for different counties in Iowa, the list below contains links to each of the 105 Iowa counties we have data for.

Data Source(s)

All of the zip code data on this page is sourced from the United States Census Bureau geography reference files.

Link To or Reference This Page

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If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!

  • "List of 21 Zip Codes in Buchanan County, Iowa". NameCensus.com. Accessed on May 21, 2022. http://namecensus.com/zip-codes/iowa/buchanan-county/.

  • "List of 21 Zip Codes in Buchanan County, Iowa". NameCensus.com, http://namecensus.com/zip-codes/iowa/buchanan-county/. Accessed 21 May, 2022

  • List of 21 Zip Codes in Buchanan County, Iowa. NameCensus.com. Retrieved from http://namecensus.com/zip-codes/iowa/buchanan-county/.