Area Code 443Maryland

Active General Purpose Code Overlay United States

Area code 443 is located in Maryland and operates on Eastern Time . The largest city served is Baltimore .

Coverage Area

Area code 443 — Maryland

Area Code Details

Area Code
443
State / Province
Maryland (MD)
Country
United States
Time Zone
Eastern Time Eastern Time
Local Time Now
Status
Active
Code Type
General Purpose Code
In Service Since
June 1, 1997
Assigned
June 21, 1996
Population Served
~1,035,554 est.
Overlay Complex
410/443/667

History & Relationships

Split from

410
Maryland

New codes split from 443

Overlay complex — shares geography with

Rate Centers & Exchanges

18 rate centers identified within area code 443

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Other Area Codes in Maryland

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Nearby Area Codes

Frequently Asked Questions About Area Code 443

What state is area code 443?

Area code 443 is located in Maryland, United States.

Where is area code 443 from?

Area code 443 originates from Maryland. It operates in the Eastern Time zone.

What time zone is area code 443?

Area code 443 falls within the Eastern Time zone (Eastern Time).

What cities are in area code 443?

Area code 443 serves cities including Baltimore, Glen Burnie, Ellicott City, Towson, Catonsville, Annapolis, Essex, Salisbury, and more.

Is a call from area code 443 a scam?

Area code 443 is a legitimate general purpose code area code serving Maryland. Like any area code, individual numbers using 443 can be used for scam calls — always verify the specific number if you receive an unexpected or suspicious call.