Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 637C ONVOY, LLC - NJ

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
551-313 9 Cliffside NJ NWRKNJMDDSK  224   2015-01-12   
551-314 0 Cliffside NJ NWRKNJMDDSK  224   2019-05-20   
551-314 1 Cliffside NJ NWRKNJMDDSK  224   2019-05-20   
551-314 6 Cliffside NJ NWRKNJMDDSK  224   2020-10-19   
551-316 A Cliffside NJ NWRKNJMDDSK  224      
551-316 2 Cliffside NJ NWRKNJMDDSK  224   2021-07-15   
551-316 4 Cliffside NJ NWRKNJMDDSK  224   2021-03-11   
551-316 5 Cliffside NJ NWRKNJMDDSK  224   2021-03-11   
551-316 6 Cliffside NJ NWRKNJMDDSK  224   2021-07-15   
551-316 7 Cliffside NJ NWRKNJMDDSK  224   2021-05-17   
551-317 A Dumont NJ NWRKNJMDDSK  224      
551-317 0 Dumont NJ NWRKNJMDDSK  224   2024-10-20   
551-317 2 Dumont NJ NWRKNJMDDSK  224   2021-07-15   
551-317 4 Dumont NJ NWRKNJMDDSK  224   2021-07-15   
551-317 5 Dumont NJ NWRKNJMDDSK  224   2024-04-26   
551-317 6 Dumont NJ NWRKNJMDDSK  224   2021-03-29   
551-317 7 Dumont NJ NWRKNJMDDSK  224   2021-03-29   
551-317 8 Dumont NJ NWRKNJMDDSK  224   2021-03-29   
551-317 9 Dumont NJ NWRKNJMDDSK  224   2021-03-29   
551-319 A Wyckoff NJ NWRKNJMDDSK  224      
551-319 1 Wyckoff NJ NWRKNJMDDSK  224   2018-04-16   
551-319 4 Wyckoff NJ NWRKNJMDDSK  224   2019-05-06   
551-319 5 Wyckoff NJ NWRKNJMDDSK  224   2019-05-06   
551-320 4 Rutherford NJ NWRKNJMDDSK  224   2022-01-28   
551-320 5 Rutherford NJ NWRKNJMDDSK  224   2022-01-28   
551-320 6 Rutherford NJ NWRKNJMDDSK  224   2022-01-28   
551-321 A Park Ridge NJ NWRKNJMDDSK  224      
551-321 1 Park Ridge NJ NWRKNJMDDSK  224   2020-09-19   
551-321 2 Park Ridge NJ NWRKNJMDDSK  224   2020-09-19   
551-321 3 Park Ridge NJ   224   2025-03-09   
551-321 6 Park Ridge NJ NWRKNJMDDSK  224   2021-03-12   
551-321 7 Park Ridge NJ NWRKNJMDDSK  224   2021-03-12   
551-321 8 Park Ridge NJ NWRKNJMDDSK  224   2021-07-15   
551-321 9 Park Ridge NJ NWRKNJMDDSK  224   2021-07-15   
551-322 1 Teaneck NJ NWRKNJMDDSK  224   2022-09-30   
551-324 1 Westwood NJ NWRKNJMDDSK  224   2023-09-14   
551-324 4 Westwood NJ NWRKNJMDDSK  224   2022-09-26   
551-324 5 Westwood NJ NWRKNJMDDSK  224   2022-09-26   
551-324 6 Westwood NJ NWRKNJMDDSK  224   2022-09-26   
551-324 7 Westwood NJ NWRKNJMDDSK  224   2023-05-19   
551-324 8 Westwood NJ NWRKNJMDDSK  224   2024-03-01   
551-324 9 Westwood NJ NWRKNJMDDSK  224   2024-04-05   
551-325 5 Jersey City NJ NWRKNJMDDSK  224   2021-09-27   
551-325 6 Jersey City NJ NWRKNJMDDSK  224   2021-09-27   
551-328 0 Jersey City NJ NWRKNJMDDSK  224   2021-11-18   
551-332 4 Bayonne NJ NWRKNJMDDSK  224   2022-09-26   
551-332 7 Bayonne NJ NWRKNJMDDSK  224   2022-09-26   
551-334 0 Kearny NJ NWRKNJMDDSK  224   2022-09-25   
551-334 2 Kearny NJ NWRKNJMDDSK  224   2022-09-25   
551-334 6 Kearny NJ NWRKNJMDDSK  224   2022-09-25   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.