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
973-314 8 Millburn NJ NWRKNJMDDSK  224   2019-04-19   
973-314 9 Millburn NJ NWRKNJMDDSK  224   2019-04-19   
973-315 6 Millburn NJ NWRKNJMDDSK  224   2020-01-09   
973-318 1 Newark NJ NWRKNJMDDSK  224   2015-09-18   
973-318 3 Newark NJ NWRKNJMDDSK  224   2015-09-18   
973-319 1 Whippany NJ NWRKNJMDDSK  224   2023-03-02   
973-319 3 Whippany NJ   224   2025-09-28   
973-319 5 Whippany NJ NWRKNJMDDSK  224   2021-03-12   
973-319 6 Whippany NJ NWRKNJMDDSK  224   2021-03-12   
973-319 7 Whippany NJ NWRKNJMDDSK  224   2022-09-26   
973-319 8 Whippany NJ NWRKNJMDDSK  224   2022-09-26   
973-319 9 Whippany NJ NWRKNJMDDSK  224   2019-05-06   
973-320 0 Nutley NJ NWRKNJMDDSK  224   2019-08-16   
973-326 0 Morristown NJ NWRKNJMDDSK  224   2020-10-24   
973-327 0 South Orange NJ NWRKNJMDDSK  224   2019-04-24   
973-327 1 South Orange NJ NWRKNJMDDSK  224   2019-04-24   
973-329 3 Bloomfield NJ NWRKNJMDDSK  224   2020-06-04   
973-329 4 Bloomfield NJ NWRKNJMDDSK  224   2020-06-04   
973-333 2 Paterson NJ NWRKNJMDDSK  224   2020-12-04   
973-346 A Millburn NJ NWRKNJMDDSK  224      
973-346 4 Millburn NJ NWRKNJMDDSK  224   2005-11-02   
973-346 6 Millburn NJ NWRKNJMDDSK  224   2005-11-02   
973-346 7 Millburn NJ NWRKNJMDDSK  224   2005-11-02   
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   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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