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Area Code 551

Area code 551 is in New Jersey, USA , spanning 2 counties and serving 72 cities, including Jersey City, West New York or Hoboken; it currently uses 259 prefixes, assigned from 551-200-XXXX through 551-999-XXXX.

In service since December 29, 2001, area code 551 is an overlay Numbering Plan Area, part of overlay complex 201/551.

The current local time is .

551 area code location on a map

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For exact boundaries see official 551 area code map

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Locate any 551-NXX prefix:

NPANXX Area served1 Date2
551-200 Jersey City 1/12/2007
551-201 Jersey City 12/11/2023
551-202 Cliffside 12/30/2015
551-203 Jersey City 3/9/2016
551-204 Fair Lawn 10/28/2014
551-205 Jersey City 3/14/2016
551-206 Fair Lawn 12/19/2001
551-207 Ramsey 4/1/2016
551-208 Jersey City 4/15/2002
551-209 Wyckoff 4/1/2016
551-210 Dumont 6/14/2017
551-212 Teaneck 9/28/2017
551-213 Rutherford 5/9/2016
551-214 Bayonne 5/5/2015
551-215 Hackensack 10/17/2017
551-216 Bayonne 11/16/2016
551-217 Ramsey 3/13/2017
551-218 Ramsey 12/8/2017
551-219 Hackensack 1/26/2018
551-220 Jersey City 8/12/2015
551-221 Bayonne 5/6/2002
551-222 Jersey City 4/26/2013
551-223 Fair Lawn 4/7/2014
551-224 Fair Lawn 5/19/2014
551-225 Jersey City 6/2/2014
551-226 Jersey City 10/17/2007
551-227 Jersey City 6/3/2014
551-228 Hackensack 7/1/2014
551-229 Jersey City 7/20/2015
551-230 Englewood 2/13/2018
551-231 Oakland 4/16/2015
551-232 Bayonne 10/1/2014
551-233 Jersey City 10/1/2014
551-234 Cliffside 9/30/2016
551-235 Jersey City 10/3/2014
551-236 Closter 11/14/2014
551-237 Hackensack 11/19/2014
551-238 Fair Lawn 11/19/2014
551-239 Cliffside 2/27/2018
551-240 Union City 12/30/2015
551-241 Bayonne 9/8/2015
551-242 Cliffside 12/24/2014
551-243 Fair Lawn 1/20/2015
551-244 Hackensack 8/17/2015
551-245 Hackensack 1/20/2015
551-246 Fair Lawn 1/21/2015
551-247 Jersey City 1/29/2015
551-248 Closter 8/12/2015
551-249 Park Ridge 7/11/2016
551-250 Fair Lawn 1/11/2017
551-251 Hackensack 3/22/2018
551-252 Ramsey 10/9/2014
551-253 Kearny 2/5/2015
551-254 Union City 4/16/2015
551-255 Hackensack 2/15/2016
551-256 Jersey City 2/10/2015
551-257 Union City 11/14/2014
551-258 Bayonne 4/16/2015
551-259 Hackensack 3/8/2018
551-260 Jersey City 3/28/2018
551-261 Jersey City 5/10/2018
551-262 Ramsey 2/23/2015
551-263 Jersey City 9/8/2015
551-264 Ramsey 9/15/2015
551-265 Hackensack 8/21/2002
551-266 Fair Lawn 5/29/2018
551-267 Jersey City 9/15/2015
551-268 Union City 5/17/2016
551-269 Ramsey 11/14/2017
551-270 Ramsey 6/4/2018
551-271 Bayonne 7/29/2020
551-272 Leonia 7/11/2016
551-273 Bayonne 5/27/2016
551-274 Kearny 7/14/2016
551-275 Hackensack 7/11/2016
551-276 Ridgewood 9/22/2016
551-277 Jersey City 8/22/2017
551-278 Oradell 12/5/2016
551-279 Ramsey 7/11/2018
551-280 Jersey City 6/26/2018
551-281 Hackensack 7/11/2018
551-282 Westwood 7/30/2018
551-283 Hackensack 12/27/2017
551-284 Ridgewood 8/16/2018
551-285 Rutherford N/A
551-286 Hackensack 8/24/2018
551-287 Hackensack 9/13/2018
551-288 Closter 9/23/2020
551-289 Hackensack 1/16/2018
551-290 Kearny 10/26/2020
551-291 Ramsey 10/26/2018
551-292 Kearny 11/1/2018
551-293 Hackensack 11/7/2018
551-294 Ramsey 12/11/2020
551-295 Hackensack 11/26/2018
551-296 Oakland 12/12/2018
551-297 Bayonne 12/19/2018
551-298 Jersey City 4/5/2019
551-299 Fair Lawn 1/15/2019
NPANXX Area served1 Date2
551-300 Union City 1/19/2018
551-301 Rutherford 11/26/2018
551-302 Hackensack 4/3/2019
551-303 Closter 1/28/2019
551-304 Rutherford N/A
551-305 Ridgewood 7/26/2019
551-306 Union City 8/12/2019
551-307 Jersey City 8/10/2020
551-308 Ramsey 12/12/2018
551-309 Jersey City 10/1/2020
551-310 Westwood 7/8/2020
551-312 Bayonne 11/10/2020
551-313 Cliffside 10/24/2014
551-314 Cliffside 3/20/2019
551-315 Ramsey 11/24/2020
551-316 Cliffside 1/8/2021
551-317 Dumont 1/27/2021
551-318 Bayonne 5/5/2021
551-319 Wyckoff 2/15/2018
551-320 Rutherford 5/27/2021
551-321 Park Ridge 7/22/2020
551-322 Teaneck 6/23/2021
551-323 Union City 6/30/2021
551-324 Westwood 7/21/2021
551-325 Jersey City 7/27/2021
551-326 Bayonne 8/27/2021
551-327 Union City 8/27/2021
551-328 Jersey City 9/9/2021
551-329 Ridgewood 9/23/2021
551-330 Cliffside 10/6/2021
551-331 Union City 10/6/2021
551-332 Bayonne 10/20/2021
551-333 Cliffside 3/25/2008
551-334 Kearny 10/27/2021
551-335 Hackensack 11/18/2021
551-336 Hackensack 2/14/2020
551-337 Hackensack 11/22/2021
551-338 Jersey City 11/22/2021
551-339 Bayonne 12/6/2021
551-340 Hackensack 1/28/2019
551-341 Fair Lawn 12/6/2021
551-342 Union City 12/6/2021
551-343 Bayonne 1/27/2022
551-344 Jersey City 1/27/2022
551-345 Hasbrouck Heights 2/14/2020
551-346 Closter 1/27/2022
551-347 Union City 1/27/2022
551-348 Leonia 10/14/2020
551-349 Jersey City 1/28/2022
551-350 Jersey City 6/14/2022
551-351 Cragmere 1/26/2021
551-352 Hackensack 7/8/2022
551-353 Jersey City 7/21/2022
551-354 Hackensack 8/1/2022
551-355 Englewood 1/26/2021
551-356 Kearny 2/14/2020
551-357 Oakland 9/2/2022
551-358 Jersey City 4/16/2002
551-359 Jersey City 9/2/2022
551-360 Leonia 9/26/2022
551-361 Hackensack 10/20/2022
551-362 Jersey City 11/9/2022
551-363 Bayonne 11/14/2022
551-364 Bayonne 03/23/2023
551-365 Kearny 12/22/2022
551-366 Englewood 10/26/2021
551-367 Fair Lawn 01/09/2023
551-368 Hackensack 01/09/2023
551-369 Teaneck 01/20/2023
551-370 Ridgewood 1/28/2019
551-371 Jersey City 02/09/2023
551-372 Kearny 03/01/2023
551-373 Union City 03/14/2023
551-374 Dumont 05/24/2023
551-375 Union City 06/29/2023
551-376 Jersey City 09/11/2023
551-377 Union City 09/18/2023
551-378 Cliffside 09/20/2023
551-379 Cliffside 09/21/2023
551-380 Rutherford 09/21/2023
551-381 Rutherford 7/22/2020
551-382 Englewood 09/21/2023
551-383 Oradell 09/21/2023
551-384 Union City 10/11/2023
551-385 Wyckoff 11/09/2023
551-386 Ridgewood 12/18/2023
551-387 Jersey City 12/07/2023
551-388 Bayonne 10/14/2020
551-389 Bayonne 01/12/2024
551-390 Park Ridge 02/16/2024
551-391 Teaneck 03/08/2024
551-392 Bayonne 03/13/2024
551-393 Hackensack 05/09/2024
551-394 Hasbrouck Heights 05/15/2024
551-395 Closter 05/29/2024
551-399 Bayonne 12/15/2017
NPANXX Area served1 Date2
551-400 Cragmere 7/19/2019
551-402 Ramsey 5/10/2018
551-404 Hackensack 4/16/2002
551-427 Ramsey 12/19/2001
551-430 Jersey City N/A
551-444 Fair Lawn N/A
551-449 Hackensack 3/26/2018
551-451 Cliffside 01/13/2023
551-455 Fair Lawn 1/26/2021
551-465 Leonia 2/14/2020
551-482 Union City 5/6/2002
551-486 Hackensack 12/19/2001
551-497 Hackensack 6/13/2005
NPANXX Area served1 Date2
551-500 Ramsey 4/3/2014
551-501 Englewood 5/29/2020
551-502 Ridgewood 6/9/2017
551-525 Jersey City 10/16/2023
551-529 Union City 2/14/2020
551-550 Jersey City 3/21/2022
551-552 Cragmere 12/17/2019
551-553 Oradell 8/11/2022
551-554 Jersey City 2/4/2020
551-556 Union City 11/13/2002
551-557 Park Ridge 9/11/2018
551-574 Cliffside 4/15/2002
551-579 Ramsey 9/21/2006
551-580 Kearny 5/6/2002
551-587 Hackensack 10/17/2001
551-588 Ramsey 2/24/2022
NPANXX Area served1 Date2
551-600 Wyckoff 5/22/2020
551-651 Oakland 1/26/2021
551-655 Jersey City 8/2/2002
551-666 Bayonne 4/26/2013
551-688 Leonia 2/18/2022
551-689 Jersey City 6/10/2005
551-697 Jersey City 8/12/2005
NPANXX Area served1 Date2
551-722 Hasbrouck Heights 12/15/2017
551-727 Bayonne 3/4/2022
551-733 Ridgewood 3/1/2022
551-751 Westwood 1/26/2021
551-755 Closter 8/11/2021
551-758 Jersey City 2/14/2020
551-766 Rutherford 3/1/2022
551-775 Hackensack 6/24/2016
551-777 Ramsey N/A
551-786 Union City 10/14/2020
551-788 Park Ridge 2/24/2022
551-795 Fair Lawn 9/21/2006
551-799 Union City 3/4/2022
NPANXX Area served1 Date2
551-800 Westwood 11/22/2013
551-804 Wyckoff 10/18/2001
551-815 Ridgewood 1/26/2021
551-837 Hackensack 3/16/2021
551-842 Jersey City 4/1/2021
551-866 Cliffside 2/4/2022
551-888 Union City 11/19/2012
551-899 Hasbrouck Heights 8/13/2021
NPANXX Area served1 Date2
551-900 Dumont 4/3/2014
551-946 Hackensack 10/14/2020
551-955 Wyckoff 8/11/2021
551-966 Fair Lawn 3/3/2022
551-996 Hackensack 7/17/2007
551-998 Jersey City 10/17/2001
551-999 Hackensack 4/26/2013
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly central office codes assigned before 2001.
  3. last updated: June 18, 2024
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Cities in area code 551

City1 County Time2
Allendale Bergen E
Alpine Bergen E
Bayonne Hudson E
Bergenfield Bergen E
Bogota Bergen E
Carlstadt Bergen E
Cliffside Park Bergen E
Closter Bergen E
Cresskill Bergen E
Demarest Bergen E
Dumont Bergen E
East Rutherford Bergen E
Edgewater Bergen E
Elmwood Park Bergen E
Emerson Bergen E
Englewood Bergen E
Englewood Cliffs Bergen E
Fair Lawn Bergen E
Fairview Bergen E
Fort Lee Bergen E
Franklin Lakes Bergen E
Glen Rock Bergen E
Hackensack Bergen E
Harrington Park Bergen E
Hasbrouck Heights Bergen E
Haworth Bergen E
Hillsdale Bergen E
Ho-Ho-Kus Bergen E
Hoboken Hudson E
Jersey City Hudson E
Kearny Hudson E
Leonia Bergen E
Little Ferry Bergen E
Lyndhurst Bergen E
Mahwah Bergen E
Maywood Bergen E
Midland Park Bergen E
Montvale Bergen E
Moonachie Bergen E
New Milford Bergen E
North Arlington Bergen E
North Bergen Hudson E
Northvale Bergen E
Norwood Bergen E
Oakland Bergen E
Oradell Bergen E
Palisades Park Bergen E
Paramus Bergen E
Park Ridge Bergen E
Ramsey Bergen E
Ridgefield Bergen E
Ridgefield Park Bergen E
Ridgewood Bergen E
River Edge Bergen E
Rochelle Park Bergen E
Rutherford Bergen E
Saddle Brook Bergen E
Saddle River Bergen E
Secaucus Hudson E
South Hackensack Bergen E
Teaneck Bergen E
Tenafly Bergen E
Teterboro Bergen E
Township Of Washington Bergen E
Union City Hudson E
Waldwick Bergen E
Weehawken Hudson E
West New York Hudson E
Westwood Bergen E
Wood-Ridge Bergen E
Woodcliff Lake Bergen E
Wyckoff Bergen E
  1. Listed above are most places served by USA area code 551. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. E stands for Eastern Time Zone (currently ).
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