New Haven County Number Search

New Haven County, CT phone numbers are located in the 203 area code.

Phone Exchanges In New Haven County:

The following phone number exchanges are located in New Haven County:

• 203-201
• 203-206
• 203-213
• 203-214
• 203-215
• 203-217
• 203-228
• 203-278
• 203-305
• 203-309
• 203-370
• 203-390
• 203-412
• 203-415
• 203-430
• 203-435
• 203-444
• 203-456
• 203-477
• 203-491
• 203-500
• 203-501
• 203-506
• 203-507
• 203-510
• 203-518
• 203-519
• 203-525
• 203-558
• 203-560
• 203-565
• 203-580
• 203-584
• 203-589
• 203-592
• 203-606
• 203-631
• 203-640
• 203-645
• 203-657
• 203-668
• 203-670
• 203-675
• 203-676
• 203-680
• 203-684
• 203-710
• 203-715
• 203-766
• 203-768
• 203-780
• 203-804
• 203-808
• 203-809
• 203-824
• 203-887
• 203-892
• 203-901
• 203-982
• 203-988

Information About New Haven County:

New Haven has a population of 824000. The following informatio n should help you find the information that you are alooking for.

• County Name: New Haven
• State: CT
• Population: 824000
• MSA County Code: 5483
• PSMA County Code: 1160
• CBSA County Code: 35300

Cities In New Haven County:

New Haven contains the cities of: New Haven, Waterbury, Meriden, Derby,

More Resources:

- 203 Phone Numbers - Home
- NACO.org Counties

New Haven In The News: