Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 637C ONVOY, LLC - NJ

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
973-346 9 Millburn NJ NWRKNJMDDSK  224   2020-05-01   
973-348 3 Bernardsville NJ NWRKNJMDDSK  224   2016-03-10   
973-354 3 Belleville NJ NWRKNJMDDSK  224   2016-10-29   
973-354 4 Belleville NJ NWRKNJMDDSK  224   2016-10-29   
973-354 5 Belleville NJ NWRKNJMDDSK  224   2016-10-29   
973-354 8 Belleville NJ NWRKNJMDDSK  224   2019-05-06   
973-354 9 Belleville NJ NWRKNJMDDSK  224   2019-05-06   
973-355 7 Morristown NJ NWRKNJMDDSK  224   2018-04-07   
973-358 4 Erskine Lakes NJ NWRKNJMDDSK  224   2015-01-19   
973-358 6 Erskine Lakes NJ NWRKNJMDDSK  224   2016-04-01   
973-358 7 Erskine Lakes NJ NWRKNJMDDSK  224   2016-04-01   
973-359 5 Morristown NJ NWRKNJMDDSK  224   2014-09-05   
973-363 2 Hawthorne NJ NWRKNJMDDSK  224   2018-04-07   
973-363 3 Hawthorne NJ NWRKNJMDDSK  224   2016-03-10   
973-370 7 Mendham NJ NWRKNJMDDSK  224   2013-10-13   
973-381 A Nutley NJ NWRKNJMDDSK  224      
973-381 1 Nutley NJ NWRKNJMDDSK  224   2020-08-09   
973-381 2 Nutley NJ NWRKNJMDDSK  224   2020-08-09   
973-381 3 Nutley NJ NWRKNJMDDSK  224   2020-10-23   
973-381 4 Nutley NJ   224   2025-09-06   
973-381 8 Nutley NJ NWRKNJMDDSK  224   2020-10-23   
973-382 9 South Orange NJ NWRKNJMDDSK  224   2022-10-02   
973-387 6 Morristown NJ   224   2025-04-13   
973-397 5 Morristown NJ NWRKNJMDDSK  224   2020-08-15   
973-406 4 Mountain View NJ NWRKNJMDDSK  224   2022-10-02   
973-425 5 Bernardsville NJ NWRKNJMDDSK  224   2014-04-28   
973-434 5 Whippany NJ NWRKNJMDDSK  224   2022-09-26   
973-435 7 Little Falls NJ NWRKNJMDDSK  224   2014-11-13   
973-440 3 Netcong NJ NWRKNJMDDSK  224   2019-05-30   
973-446 8 Netcong NJ NWRKNJMDDSK  224   2021-07-16   
973-447 3 Nutley NJ NWRKNJMDDSK  224   2020-05-01   
973-447 8 Nutley NJ NWRKNJMDDSK  224   2020-05-01   
973-447 9 Nutley NJ NWRKNJMDDSK  224   2022-10-02   
973-490 4 Morristown NJ NWRKNJMDDSK  224   2020-08-15   
973-498 3 Verona NJ NWRKNJMDDSK  224   2020-06-11   
973-498 5 Verona NJ NWRKNJMDDSK  224   2020-06-11   
973-506 0 West Milford NJ NWRKNJMDDSK  224   2012-03-01   
973-506 2 West Milford NJ NWRKNJMDDSK  224   2022-10-02   
973-513 6 Pompton Lakes NJ   224   2026-02-23   
973-520 0 Madison NJ NWRKNJMDDSK  224   2016-04-08   
973-520 5 Madison NJ NWRKNJMDDSK  224   2016-04-08   
973-524 7 Chatham NJ NWRKNJMDDSK  224   2015-08-05   
973-526 0 Whippany NJ NWRKNJMDDSK  224   2019-05-06   
973-528 1 Belleville NJ NWRKNJMDDSK  224   2016-04-04   
973-528 3 Belleville NJ NWRKNJMDDSK  224   2021-03-12   
973-528 4 Belleville NJ NWRKNJMDDSK  224   2023-10-16   
973-528 6 Belleville NJ NWRKNJMDDSK  224   2013-10-13   
973-528 7 Belleville NJ NWRKNJMDDSK  224   2016-04-04   
973-529 8 Netcong NJ NWRKNJMDDSK  224   2013-12-13   
973-532 9 Morristown NJ   224   2025-05-10   

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

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