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US area code · New Jersey

Area code 551

Where the 551 area code is, its overlay and how to dial a +1 551 number from anywhere.

CoversBayonne, New JerseyTime zoneEastern (ET)TypeOverlay
Quick answer

The 551 area code is in Bayonne, New Jersey, United States (Eastern (ET)). To call from abroad: +1 551 555-0123. It is an overlay, so all 10 digits are dialled.

StateNew Jersey
Main areaBayonne
Time zoneEastern (ET)
TypeOverlay
10-digit dialingRequired
In service since02-Apr-2001

The 551 area code is a geographic North American Numbering Plan (NANP) code covering Bayonne, New Jersey. It has been in service since 02-Apr-2001 and sits in the Eastern (ET) time zone.

Overlay 551 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

551201

How to dial a 551 number

From abroad+1 551 555-0123
Within the US / Canada1 551 555-0123
Locally (same area)551 555-0123

Cities in the 551 area code

A 551 number is usually in one of these places in New Jersey — 2 counties.

Bayonne HudsonBergenfield BergenCliffside Park BergenEnglewood BergenFair Lawn BergenFort Lee BergenHackensack BergenHoboken HudsonJersey City HudsonKearny HudsonNorth Bergen HudsonParamus BergenRidgewood BergenTeaneck BergenUnion City HudsonWest New York Hudson

Other New Jersey area codes

201609640732848856862908973

Frequently asked questions

Where is the 551 area code?

The 551 area code is in Bayonne, New Jersey, United States (Eastern (ET)).

Is 551 an overlay area code?

Yes. 551 overlays the same region as 201, so callers dial all 10 digits.

Do I have to dial 10 digits for 551?

Yes — dial the area code plus the seven-digit number.

How do I call a 551 number from another country?

Dial your exit code (or +), then 1, then 551, then the number: +1 551 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 551 number does not pinpoint a street or ZIP code.

Missed a call from +1 551?

In the 30 days to September 24, 2026, 513 unwanted calls showing a 551 number were reported to the US Federal Trade Commission, 71% of them recorded messages or robocalls. That puts 551 at #194 of 670 area codes reported.

Reducing your debt (credit cards, mortgage, student loans)193
Other187
Calls pretending to be government, businesses, or family and friends46
Dropped call or no message41
Before you call back
  • If you do not know anyone in New Jersey, do not call back: a genuine caller will leave a message or send a text.
  • Scammers fake the number shown on caller ID, so a 551 number can hide a caller anywhere in the world.
  • Never give a code received by text or a bank detail to an unknown caller. In the US, calls can be reported at reportfraud.ftc.gov.

Who issues +1 551 numbers

Phone companies hold blocks of numbers in each area code. The main holders in 551:

Onvoy, LLC 70Omnipoint Communications, Inc. 69Cellco Partnership Dba Verizon Wireless 44New Cingular Wireless PCS, LLC 27Fractel, LLC 16Bandwidth.Com CLEC, LLC 15

About 22.9% of the 315 prefixes in use belong to mobile carriers: a 551 number is often a cell phone, and it may have moved to another carrier since.

Sources: FTC Do Not Call reported calls (numbers as reported by consumers, not verified), NANPA central office code assignments.

All US area codes United States +1 Map of area code 551 — cities & rate centres