Find out who called from that unknown Trenton number using our free reverse phone lookup service. Enter the full 10-digit number (including 609 and 640 or any other US area code) to search for available caller information including name, address, phone carrier, and more.
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Got a phone call or message from a Trenton, New Jersey phone number you don't recognize? Before you answer, call back, or reply, use our phone number lookup service to find out who's really on the other end, is it a scam, legitimate business or someone you'd rather avoid.
The total population of Trenton, NJ, is 90,871. That's hundreds of thousands of potential callers you might not recognize: business contacts, neighbors, service providers, or complete strangers from the other part of the city.
An unknown caller could be anyone — a contractor you’ve been waiting to hear from, a sales call, or someone from your community who actually needs to reach you. Without knowing who’s calling, you might miss important local calls or waste time on calls you’d rather not answer.
Scam and spam calls continue to impact NJ residents which, according to the National Do Not Call Registry Data Book, filed 57,922 complaints about unwanted calls in 2024. Of these, 30479 were robocalls, while 21352 involved live callers. The top complaint topics included reducing debt (5039), medical and prescriptions (3709), imposters (3439).
According to FTC 2024 data, NJ residents reported 55,969 fraud cases in 2024, resulting in $314,439,857 in losses, with a median loss of $500 per victim. Given that more than 1 in 3 fraud attempts occur over the phone, verifying who is calling is critical for preventing financial losses.
If you receive fraudulent calls or suspect a scam attempt, report it to reportfraud.ftc.gov or local police department using the following contacts:
503 South Broad Street, Trenton, NJ 08611-1803
Additionally, protect your household by registering your phone numbers at donotcall.gov or by calling 1-888-382-1222 from the number you wish to register.
Have you received a call from a business but aren’t sure if it’s really them? Trenton is primarily located in Mercer County, which, according to U.S. Census Bureau data, includes 8,453 firms and 9,738 establishments employing 200,283 people.
| County | Percent of City | Firms | Establishments |
|---|---|---|---|
| Mercer | 100.00% | 8453 | 9738 |
Use our service to reverse-lookup unknown New Jersey phone numbers to verify whether they actually belong to a company before answering or calling back. By cross-referencing phone numbers with local business directories, you can ensure you’re dealing with legitimate local businesses, services, contractors, or vendors—not scammers spoofing local numbers to gain your trust.
Trenton area codes are 609.
Phone numbers in New Jersey follow the following structure under the North American Numbering Plan:
Understanding the area code can help you determine if a call is local to your area. However, keep in mind that due to mobile number portability and VoIP services, the caller may be anywhere in the United States, so it’s best to search for the most recent phone number details.
