ZIP Code 21555
Oldtown, Maryland
ZIP Code Information
ZIP code 21555 is the delivery code the USPS assigns to Oldtown, Maryland. The ZIP lies within Allegany County. Clocks here follow the America/New_York time zone (UTC-4).
About 1,951 people live in this ZIP code, and the median household income is roughly $50,156 a year. Figures come from the U.S. Census Bureau American Community Survey and are refreshed as new five-year estimates are released.
What you can do with ZIP code 21555
- Write a mailing address: Oldtown, MD 21555. 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 | |
|---|---|---|---|
| 21504 | Cumberland | 7.4 km | Distance |
| 26722 | Green Spring | 9.3 km | Distance |
| 21560 | Spring Gap | 9.8 km | Distance |
| 25431 | Levels | 10.7 km | Distance |
| 21530 | Flintstone | 13 km | Distance |
| 26767 | Wiley Ford | 15 km | Distance |
| 21501 | Cumberland | 15.5 km | Distance |
| 21503 | Cumberland | 15.5 km | Distance |
| 26763 | Springfield | 15.6 km | Distance |
| 26753 | Ridgeley | 16 km | Distance |
Nearby Cities
Cumberland, Maryland
(7.4 km)
Green Spring, West Virginia
(9.3 km)
Spring Gap, Maryland
(9.8 km)
Levels, West Virginia
(10.7 km)
Flintstone, Maryland
(13 km)
Wiley Ford, West Virginia
(15 km)
Springfield, West Virginia
(15.6 km)
Ridgeley, West Virginia
(16 km)
Frequently Asked Questions
ZIP code 21555 is located in Oldtown, Maryland.
ZIP code 21555 is in Allegany county, Maryland.
ZIP code 21555 is in the America/New_York timezone.