Ellicott City, Maryland
Eastern Time Zone (UTC-5) · MD · —
410
⬡ 1947
Baltimore
Maryland
Eastern
+2
443
1997
Baltimore
Maryland
Eastern
Overlay
667
2012
Baltimore
Maryland
Eastern
Overlay
About Area Codes in Ellicott City, Maryland
Ellicott City, Maryland is served by 3 area codes: 410, 443, 667. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Ellicott City require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 410
Frequently Asked Questions
What area code is Ellicott City, Maryland?
Ellicott City, Maryland uses area codes 410 and 443 and 667.
What time zone is Ellicott City in?
Ellicott City is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Ellicott City?
Yes, all local calls in Ellicott City require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 410 created?
Area code 410 is one of the original 86 area codes established in 1947 as part of the North American Numbering Plan (NANP).
What cities share area code 410 with Ellicott City?
Other cities sharing area code 410 with Ellicott City include Annapolis, Baltimore, Bel Air, Catonsville, Columbia, among others.
Ellicott City, MD · Eastern Time Zone