About ZIP code 20830
The ZIP code 20830 routes mail to Olney in the Maryland region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States · ZIP code
20830 - Olney
ZIP code 20830 is Olney in Maryland, United States.
| ZIP code | 20830 |
| Place | Olney |
| Region | Maryland |
| District | Montgomery |
| Country | United States (US) |
| Coordinates | 39.1552, -77.0667 (map) |
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Frequently Asked Questions
ZIP code 20830 explained
Which city is ZIP code 20830 in?
ZIP code 20830 is Olney in Maryland, United States.
What are the coordinates of 20830?
The approximate centre of 20830 is at latitude 39.1552, longitude -77.0667.
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