Eldersburg, Maryland
No ZIP code carries the name of Eldersburg, Maryland, in Howard County; the nearest ZIP codes are 21104 and 21784, in area code 410, with overlays 443 and 667.
- Nearest ZIP
- 21104, 21784
- Area codes
- 410, 443, 667
- Counties
- Howard County, Carroll County
- State
- Maryland
- Time zone
- Eastern Time
- Coordinates
- 39.4042, -76.9526
Nearest ZIP codes to Eldersburg
These are the ZIP codes nearest to Eldersburg, each listed with the post office it is named after.
| ZIP code | Post office | County | Area codes |
|---|---|---|---|
| 21104 | Marriottsville | Howard County | 410, 443, 667 |
| 21784 | Sykesville | Carroll County | 410, 443, 667 |
Area codes for Eldersburg
- Area code 410
In service since October 6, 1991. Shares its area with 443 and 667. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
- Area code 443
In service since June 1, 1997. Shares its area with 410 and 667. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
- Area code 667
In service since March 24, 2012. Shares its area with 410 and 443. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.
Time zone
Eldersburg is in the Eastern Time zone.
Towns near Eldersburg
- Sykesville6 km (3.7 mi)
- Marriottsville8.5 km (5.3 mi)
- Cooksville10.3 km (6.4 mi)
- Woodstock11 km (6.8 mi)
- Finksburg11.2 km (7.0 mi)
- Woodbine11.6 km (7.2 mi)
- West Friendship12.4 km (7.7 mi)
- Lisbon12.6 km (7.8 mi)
Local numbers in area code 410
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- (410) 946-6170Severna Park, MD$39View & buy
- (410) 946-8040Severna Park, MD$39View & buy
- (410) 946-8186Severna Park, MD$39View & buy
- (410) 946-8805Severna Park, MD$39View & buy
- (410) 989-2230Fork, MDAlso spells ACE, CAD, CAF$39View & buy
- (410) 989-5855Fork, MD$39View & buy
- (410) 921-9279Dorrs Corner, MDAlso spells WARY$49View & buy
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