Browse the New Haven phone book to find residents and businesses throughout New Haven County. If you received a call from an unrecognized number with area code 203 or 475, use our lookup tool to see who it belongs to before you call back.
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Find phone numbers for city businesses, public services, and organizations by category.
Got a phone call or message from a New Haven phone number you don't recognize? Before you answer, call back, or reply, use our phone number lookup service to find out who called you.
Connecticut phone numbers use area codes 203, and 475. Select a code below to look up numbers starting with it.
According to the National Do Not Call Registry, Connecticut residents filed 23,048 complaints about unwanted calls in 2024:
Phone numbers reported to the FTC as unwanted calls by New Haven residents in the last 30 days.
+1 (434) 867-6078
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
+1 (203) 971-1269
Other
1 report ·
+1 (475) 304-6497
Other
1 report ·
+1 (559) 666-3210
Calls pretending to be government, businesses, or family and friends
1 report ·
+1 (203) 604-6264
Other
1 report ·
+1 (475) 356-4403
Other
1 report ·
+1 (407) 258-6558
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
+1 (475) 405-6839
Other
1 report ·
+1 (270) 838-1901
Other
1 report ·
+1 (501) 441-3197
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
Received a call from a business but aren't sure it's really them? New Haven County, according to U.S. Census Bureau data, includes N/A firms and N/A establishments employing N/A people.
| County | Percent of City | Firms | Establishments |
|---|---|---|---|
| New Haven | % |
Use our reverse lookup service to verify whether a number belongs to a legitimate local business, not scammers spoofing local numbers to gain your trust.
If you receive fraudulent calls or suspect a scam attempt, report it to reportfraud.ftc.gov or local police department using the following contacts:
New Haven has a population of 134023 people (median age of 30.70) - thousands of potential callers you might not recognize: neighbors, an old contact, or someone you actually want to talk to. Use our local white pages to find residents' phone numbers and addresses sourced from New Haven County, Connecticut state, and other public records.