DeKalb County Indiana ZIP Codes - Map and Full List

DeKalb County Indiana is covered by a total of 13 ZIP Codes. There are 8 ZIP Codes in DeKalb County that extend into adjacent counties (Allen County, Lagrange County, Noble County, and Steuben County). Of the ZIP codes within or partially within DeKalb County there are 13 Standard ZIP Codes.

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DeKalb County Indiana ZIP Code Map

Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of DeKalb County and can be turned on and off. Each type of postal code can also be turned on and off.

List of ZIP Codes in DeKalb County

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