Olney Maryland is covered by a total of 2 ZIP Codes. There are also 3 ZIP Codes that overlap Olney but have a different postal city name. The ZIP Codes in Olney range from 20830 to 20860. Of the ZIP codes within or partially within Olney there are 1 Standard ZIP Codes and 1 PO Box ZIP Codes. The total population of ZIP Codes in Olney is 25488.
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 Olney 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 | |||
|---|---|---|---|---|---|
| Olney | PO Box | |||
| Olney | Standard | |||
| Brookeville | Standard | |||
| Rockville | Standard | |||
| Sandy Spring | Standard |