DeKalb Illinois is covered by a total of 1 ZIP Codes. There are also 1 ZIP Codes that overlap DeKalb but have a different postal city name. The ZIP Codes in DeKalb range from 60115 to 60178. Of the ZIP codes within or partially within DeKalb there are 1 Standard ZIP Codes. The total population of ZIP Codes in DeKalb is 42456.
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 and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| DeKalb | Standard | |||
| Sycamore | Standard |