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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
856-588 4 Camden NJ CMDNNJCEX8Z  222   2022-09-25   
856-588 5 Camden NJ CMDNNJCEX8Z  222   2022-09-25   
856-591 A Moorestown NJ CMDNNJCEX8Z  222      
856-591 2 Moorestown NJ CMDNNJCEX8Z  222   2023-11-25   
856-591 3 Moorestown NJ CMDNNJCEX8Z  222   2024-02-26   
856-591 4 Moorestown NJ CMDNNJCEX8Z  222   2024-02-26   
856-591 5 Moorestown NJ CMDNNJCEX8Z  222   2024-02-26   
856-591 6 Moorestown NJ CMDNNJCEX8Z  222   2024-02-26   
856-592 1 Bridgeton NJ CMDNNJCEX8Z  222   2024-04-04   
856-592 3 Bridgeton NJ CMDNNJCEX8Z  222   2024-05-20   
856-592 4 Bridgeton NJ CMDNNJCEX8Z  222   2024-06-22   
856-592 5 Bridgeton NJ CMDNNJCEX8Z  222   2024-06-22   
856-592 8 Bridgeton NJ CMDNNJCEX8Z  222   2024-03-09   
856-592 9 Bridgeton NJ CMDNNJCEX8Z  222   2024-03-09   
856-593 0 Millville NJ CMDNNJCEX8Z  222   2024-03-01   
856-593 1 Millville NJ CMDNNJCEX8Z  222   2024-03-01   
856-593 2 Millville NJ CMDNNJCEX8Z  222   2024-04-05   
856-593 3 Millville NJ CMDNNJCEX8Z  222   2024-04-05   
856-594 A Berlin NJ CMDNNJCEX8Z  222   2024-04-05   
856-594 0 Berlin NJ CMDNNJCEX8Z  222   2024-04-05   
856-594 1 Berlin NJ CMDNNJCEX8Z  222   2024-04-05   
856-594 2 Berlin NJ CMDNNJCEX8Z  222   2024-04-05   
856-594 3 Berlin NJ   222   2026-09-05   
856-594 7 Berlin NJ   222   2026-07-24   
856-594 8 Berlin NJ CMDNNJCEX8Z  222   2026-05-31   
856-594 9 Berlin NJ   222   2026-07-24   
856-595 3 Glassboro NJ CMDNNJCEX8Z  222   2016-02-29   
856-595 4 Glassboro NJ CMDNNJCEX8Z  222   2016-02-29   
856-597 1 Woodbury NJ CMDNNJCEX8Z  222   2024-03-09   
856-597 3 Woodbury NJ CMDNNJCEX8Z  222   2024-04-04   
856-597 4 Woodbury NJ CMDNNJCEX8Z  222   2025-11-28   
856-597 8 Woodbury NJ CMDNNJCEX8Z  222   2024-03-09   
856-598 1 Elmer NJ CMDNNJCEX8Z  222   2025-04-13   
856-598 7 Elmer NJ   222   2026-08-23   
856-598 8 Elmer NJ CMDNNJCEX8Z  222   2025-10-26   
856-598 9 Elmer NJ CMDNNJCEX8Z  222   2026-02-20   
856-600 A Moorestown NJ CMDNNJCEX8Z  222      
856-600 0 Moorestown NJ CMDNNJCEX8Z  222   2017-12-15   
856-600 6 Moorestown NJ CMDNNJCEX8Z  222   2017-12-15   
856-603 1 Gloucester NJ CMDNNJCEX8Z  222   2026-02-07   
856-603 5 Gloucester NJ CMDNNJCEX8Z  222   2025-10-12   
856-605 7 Camden NJ CMDNNJCEX8Z  222   2017-03-02   
856-606 A Williamstown NJ CMDNNJCEX8Z  222   2024-04-05   
856-606 0 Williamstown NJ CMDNNJCEX8Z  222   2024-04-05   
856-606 1 Williamstown NJ CMDNNJCEX8Z  222   2024-04-05   
856-606 2 Williamstown NJ CMDNNJCEX8Z  222   2024-04-05   
856-606 3 Williamstown NJ CMDNNJCEX8Z  222   2024-04-05   
856-607 0 Collingswood NJ CMDNNJCEX8Z  222   2025-11-28   
856-607 1 Collingswood NJ CMDNNJCEX8Z  222   2026-01-04   
856-607 9 Collingswood NJ CMDNNJCEX8Z  222   2026-02-20   

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.