Area Code 203: Bridgeport, Connecticut
203 is a telephone area code serving Connecticut, including Bridgeport, New Haven. It is part of the North American Numbering Plan and is dialed with the country code +1.
Numbers beginning with 203 are located in Connecticut, United States (NANP region: Southwest). The code covers Bridgeport, New Haven.
How to Dial Area Code 203
| Calling from | What to dial |
|---|---|
| Anywhere in the US or Canada | 1 203 XXX-XXXX (10-digit dialing: 203 + 7-digit number) |
| Local call inside the same area code | 7-digit number in most areas; 10 digits where an overlay code is active |
| From the UK or Europe | 00 1 203 XXX XXXX |
| From Australia | 0011 1 203 XXX XXXX |
| From a mobile phone anywhere | +1 203 XXX XXXX |
Whatever country you are calling from, the + symbol replaces the exit code. Save the contact as +1 203 XXXXXXX and it will dial correctly from any phone in the world.
Time Zone for Area Code 203
Calls to a 203 number ring in the America/New_York time zone, standard offset UTC-05:00. Daylight saving time applies here, so the offset moves forward one hour from March to November.
Cities and Communities Served by 203
The following places fall inside the 203 calling area:
Other Area Codes in Connecticut
These codes also serve Connecticut. Area codes are assigned by the North American Numbering Plan Administration (NANPA).
See all 4 area codes in Connecticut →
Frequently Asked Questions
Where is area code 203?
Area code 203 is in Connecticut, United States. It covers Bridgeport, New Haven.
What time zone is area code 203 in?
Area code 203 rings in the America/New_York time zone (UTC-05:00 standard).
Do I need to dial 1 before area code 203?
Yes, for a long-distance call inside the US and Canada you dial 1 first, then 203, then the seven-digit number. The 1 is the North American long-distance trunk prefix — it is not the country code. From outside North America you dial your exit code then 1 then 203.
Is area code 203 toll-free?
No. 203 is a standard geographic area code, so normal long-distance rates apply unless your plan includes them. Toll-free NANP codes are 800, 833, 844, 855, 866, 877 and 888.