Active Area Code

203

Connecticut
Eastern Time (ET)
Est. 1947
Identify This Caller
PRIMARY
Location
Connecticut
New Haven
ACTIVE
Coverage
3 Cities
Since 1947

About Area Code 203

Area code 203 serves Connecticut, covering major cities including New Haven, Bridgeport, Stamford. Operating in the Eastern Time (ET), this code was established in 1947.

StateTime ZoneCities
ConnecticutEastern Time (ET)New Haven, Bridgeport, Stamford

Beware of Spam Calls

Scammers frequently use 203 numbers. Always verify unknown callers before sharing personal information.

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Common Questions

Where is 203?
Located in Connecticut, serving New Haven and surrounding areas.
What time zone?
Operates in Eastern Time (ET).
When established?
Area code 203 was introduced in 1947.
Used for spam?
Can be used by legitimate and fraudulent callers. Always verify unknown numbers.