Detailed Lookup for 203, 860, 475, 959
Detailed Lookup for 203, 860, 475, 959
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Connecticut Area Codes: A Complete Guide
Connecticut has four area codes serving different regions, and knowing which one applies to which city can help with everything from phone identification to business setup.
Map of Connecticut Area Codes
What Are the Area Codes in Connecticut?
Here’s a detailed look at the area code breakdown:
- 203: Established in 1947, covering cities like New Haven, Stamford, and Bridgeport
- 860: Created in 1995 to serve Northern and Eastern regions
- Covers the same region as 203}
- Introduced in 2014 to support growing demand}
Which Cities Use Each Area Code?
Here’s how the area codes are distributed across Connecticut cities:
203 and 475 Area Codes
- Stamford
- Bridgeport
- New Haven
- Norwalk
- Danbury
860 and 959 Area Codes
- Hartford
- New Britain
- New London
- Middletown
- Manchester
History of Connecticut Area Codes
With population and business growth, 860 was added in 1995.
More historical details can be found on Wikipedia's area code page.
Why Connecticut Uses Overlay Codes
This requires 10-digit dialing, CT area codes but it’s a more user-friendly approach for residents and businesses.
Learn more about 10-digit dialing from the FCC guide.
How to Identify a Connecticut Phone Number
These tools help you identify the origin of any number in Connecticut.
Setting Up a Virtual Connecticut Phone Number
Need a local presence in Connecticut without being physically there?
Check out virtual number services from Bling.
Benefits of a Connecticut VoIP Phone System
VoIP systems allow you to use a Connecticut area code from anywhere in the world.
Explore Connecticut VoIP calling tools that support 203, 860, 475, and 959 numbers.
Getting a Business Phone Number with a CT Area Code
It gives you credibility, local identity, and helps build customer trust.
Start by selecting a provider like Bling to get a Connecticut business number. Learn more at this page.
Complete Business Phone System in Connecticut
You’ll want a phone system that supports call queues, IVR, CRM integration, and voicemail.
Set up a complete business phone system in Connecticut with Bling Cloud’s scalable solution.
Spam & Robocalls from CT Area Codes
Spam and robocalls are a growing issue across all states including Connecticut.
Block scam calls using CallBlocker or read NANPA updates for changes to Connecticut codes.
Video: How Area Codes Work
Watch this YouTube video on how area codes are assigned and why overlays matter.
FAQs About Connecticut Area Codes
Q1: What is the oldest area code in Connecticut?
The 203 area code is the original, dating back to 1947.
Q2: Why were 475 and 959 created?
To handle number exhaustion in their respective regions.
Q3: Do I need to dial all 10 digits in Connecticut?
Yes, because of the overlay system, 10-digit dialing is mandatory for all local calls in Connecticut.
Q4: Can I choose my area code when getting a new number?
Some mobile carriers also offer this option during signup.
Q5: Is 959 a real area code or a scam?
However, like any area code, it can be spoofed by scammers.
We hope this guide helps you understand and use Connecticut area codes better.
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