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
973-620 2 Dover NJ NWRKNJMDDSK  224   2022-09-25   
973-620 7 Dover NJ NWRKNJMDDSK  224   2022-09-25   
973-636 1 Hawthorne NJ NWRKNJMDDSK  224   2018-09-07   
973-637 4 Whippany NJ NWRKNJMDDSK  224   2022-11-26   
973-640 7 Orange NJ NWRKNJMDDSK  224   2023-06-08   
973-651 3 Orange NJ   224   2026-05-21   
973-654 1 Caldwell NJ   224   2026-05-08   
973-657 5 West Milford NJ NWRKNJMDDSK  224   2020-07-05   
973-659 4 Dover NJ NWRKNJMDDSK  224   2021-03-26   
973-659 5 Dover NJ NWRKNJMDDSK  224   2023-06-17   
973-671 3 Millburn NJ NWRKNJMDDSK  224   2015-06-14   
973-688 1 Newark NJ NWRKNJMDDSK  224   2020-01-18   
973-688 5 Newark NJ NWRKNJMDDSK  224   2019-12-15   
973-688 6 Newark NJ NWRKNJMDDSK  224   2019-12-15   
973-688 9 Newark NJ NWRKNJMDDSK  224   2020-01-18   
973-695 3 Morristown NJ NWRKNJMDDSK  224   2017-05-12   
973-706 2 Mountain View NJ NWRKNJMDDSK  224   2018-09-07   
973-712 8 Livingston NJ NWRKNJMDDSK  224   2021-07-16   
973-730 8 Morristown NJ   224   2026-02-07   
973-734 5 Morristown NJ NWRKNJMDDSK  224   2020-10-24   
973-755 0 Newark NJ NWRKNJMDDSK  224   2016-02-26   
973-755 3 Newark NJ NWRKNJMDDSK  224   2015-09-18   
973-755 9 Newark NJ NWRKNJMDDSK  224   2016-02-26   
973-758 2 Livingston NJ NWRKNJMDDSK  224   2022-09-25   
973-765 2 Madison NJ NWRKNJMDDSK  224   2013-10-13   
973-787 5 Caldwell NJ NWRKNJMDDSK  224   2022-10-02   
973-791 4 Chatham NJ NWRKNJMDDSK  224   2022-09-24   
973-791 5 Chatham NJ NWRKNJMDDSK  224   2022-09-24   
973-791 6 Chatham NJ NWRKNJMDDSK  224   2022-09-24   
973-791 7 Chatham NJ NWRKNJMDDSK  224   2022-09-24   
973-791 8 Chatham NJ NWRKNJMDDSK  224   2022-09-24   
973-791 9 Chatham NJ NWRKNJMDDSK  224   2022-09-24   
973-793 8 Whippany NJ NWRKNJMDDSK  224   2015-01-07   
973-793 9 Whippany NJ NWRKNJMDDSK  224   2015-01-07   
973-795 2 Whippany NJ   224   2026-05-08   
973-814 6 Newfoundland NJ NWRKNJMDDSK  224   2010-08-28   
973-821 0 South Orange NJ NWRKNJMDDSK  224   2021-03-12   
973-828 8 Morristown NJ NWRKNJMDDSK  224   2015-01-03   
973-828 9 Morristown NJ NWRKNJMDDSK  224   2015-01-03   
973-832 0 Mountain View NJ NWRKNJMDDSK  224   2016-03-21   
973-832 1 Mountain View NJ NWRKNJMDDSK  224   2016-03-21   
973-833 1 South Orange NJ NWRKNJMDDSK  224   2021-03-12   
973-833 2 South Orange NJ NWRKNJMDDSK  224   2020-06-11   
973-833 3 South Orange NJ NWRKNJMDDSK  224   2015-08-14   
973-833 4 South Orange NJ NWRKNJMDDSK  224   2016-03-24   
973-833 5 South Orange NJ NWRKNJMDDSK  224   2016-03-24   
973-833 6 South Orange NJ NWRKNJMDDSK  224   2020-06-11   
973-834 0 Erskine Lakes NJ NWRKNJMDDSK  224   2019-05-06   
973-834 1 Erskine Lakes NJ NWRKNJMDDSK  224   2019-05-06   
973-834 5 Erskine Lakes NJ NWRKNJMDDSK  224   2020-06-04   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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