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US area code · New Jersey

551 area code

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.

Number holders in area code 551

Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 315 prefixes are in use in 551, shared by 31 companies. The largest holders:

CompanyPrefixesShare
Onvoy, LLC7022%
Omnipoint Communications, Inc.6922%
Cellco Partnership Dba Verizon Wireless4414%
New Cingular Wireless PCS, LLC279%
Fractel, LLC165%
Bandwidth.Com CLEC, LLC155%

Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.

Complaints about 551 numbers

Reports to the FTC, last 30 days
513
Recorded messages or robocalls
71%
Rank among area codes
#194 of 670
Most reported subjects
Reducing your debt (credit cards, mortgage, student loans) (193)
Other (187)
Calls pretending to be government, businesses, or family and friends (46)

Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.

Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).

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

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