ZIP Code 20830
Olney, Maryland
ZIP Code Information
ZIP code 20830 is the delivery code the USPS assigns to Olney, Maryland. The ZIP lies within Montgomery County. Clocks here follow the America/New_York time zone (UTC-4).
What you can do with ZIP code 20830
- Write a mailing address: Olney, MD 20830. The ZIP goes last, after the state abbreviation.
- Check whether a shipping or delivery quote applies to this area — most US carriers price by ZIP code rather than by city.
- Look up the local time zone before scheduling a call — the ZIP tells you which zone applies to that address.
- Compare the ZIP with neighbouring codes to see how population and income shift block by block.
Location Map
Full mapNearby ZIP Codes
Radius search| ZIP Code | City | Distance | |
|---|---|---|---|
| 20832 | Olney | 0.8 km | Distance |
| 20860 | Sandy Spring | 3.3 km | Distance |
| 20833 | Brookeville | 3.6 km | Distance |
| 20862 | Brinklow | 5.4 km | Distance |
| 20861 | Ashton | 6.4 km | Distance |
| 20905 | Silver Spring | 6.9 km | Distance |
| 20855 | Derwood | 7.4 km | Distance |
| 20853 | Rockville | 7.8 km | Distance |
| 20906 | Silver Spring | 7.9 km | Distance |
| 20868 | Spencerville | 8.9 km | Distance |
Nearby Cities
Sandy Spring, Maryland
(3.3 km)
Brookeville, Maryland
(3.6 km)
Brinklow, Maryland
(5.4 km)
Ashton, Maryland
(6.4 km)
Silver Spring, Maryland
(6.9 km)
Derwood, Maryland
(7.4 km)
Rockville, Maryland
(7.8 km)
Spencerville, Maryland
(8.9 km)
Frequently Asked Questions
ZIP code 20830 is located in Olney, Maryland.
ZIP code 20830 is in Montgomery county, Maryland.
ZIP code 20830 is in the America/New_York timezone.