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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Frontenac, KS

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Area Code(s):620
Timezone(s):Central (GMT -06:00)
City Population:3,437 (More Details)
CBSA:Pittsburg, KS
Congressional District(s):02
Land Area:590 square miles (county)
Water Area:5 square miles (county)

1 ZIP Code

Frontenac, KS ZIP Code Boundaries

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Frontenac, KS Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Frontenac, KS Demographic Information *

Total population**3,437
Male population1,591
Female population1,846
Median age (years)40.1
White Population3,282
Black Population18
Indian Population18
Asian Population25
Hawaiian Population6
Hispanic Population72
Median age (Male)36.9
Median age (Female)43.1
Total households1,391
Family households (families)893
Average household size2.4
Average family size3
Total housing units1,519
* Demographic data is based on 2010 Census for the City of FRONTENAC.
** 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],