551 Area Code
New Jersey, USA
Local time now · Eastern Time
3:45 AM
Area code 551 is in New Jersey, USA, serving Kearny. It uses Eastern Time — the time there now is 3:45 AM. 201 is an overlay for the same area, so local calls need 10-digit dialing. In service since 2001.
| Area code | 551 |
|---|---|
| Location | New Jersey, USA |
| Major cities | Kearny |
| Time zone | Eastern Time |
| Overlay codes | 201 |
| In service since | 2001 |
| Dialing | Calls between the 551 and 201 NPAs may be dialed as 10D. 1+10 digit permissible at service provider discretion. |
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Frequently asked questions
Where is area code 551?
New Jersey, USA — including Kearny.
What time zone is area code 551?
Eastern Time.
How do I call a 551 number from abroad?
Dial your international access code, then 1 (the country code), then 551 and the 7-digit number — for example +1 551 555 0100. From the UK or India dial 00 1 551 …; from Bangladesh 00 1 551 … .
Is a call from 551 a scam?
Not by itself — 551 is an ordinary geographic area code in New Jersey. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.
Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.