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.
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Switch: YNTWOH78X9X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
330-870 5 Lisbon (Columbiana) OH 464C ONVOY, LLC - OH 322   2008-06-21   
330-886 4 East Palestine OH 464C ONVOY, LLC - OH 322   2017-04-27   
330-886 9 East Palestine OH 464C ONVOY, LLC - OH 322   2020-04-19   
330-892 9 Columbiana OH 464C ONVOY, LLC - OH 322   2017-04-26   
330-921 0 Columbiana OH 464C ONVOY, LLC - OH 322   2019-05-23   
330-921 3 Columbiana OH 464C ONVOY, LLC - OH 322   2019-05-23   
330-932 2 East Liverpool OH 464C ONVOY, LLC - OH 322   2019-05-24   
330-932 4 East Liverpool OH 464C ONVOY, LLC - OH 322   2019-05-24   
330-932 7 East Liverpool OH 464C ONVOY, LLC - OH 322   2020-04-19   
330-964 3 Lisbon (Columbiana) OH 464C ONVOY, LLC - OH 322   2017-04-27   
330-964 5 Lisbon (Columbiana) OH 464C ONVOY, LLC - OH 322   2018-09-24   
330-964 6 Lisbon (Columbiana) OH 464C ONVOY, LLC - OH 322   2018-09-24   
330-964 8 Lisbon (Columbiana) OH 464C ONVOY, LLC - OH 322   2020-04-19   
330-967 5 Canfield OH 464C ONVOY, LLC - OH 322   2021-11-14   
330-967 8 Canfield OH 464C ONVOY, LLC - OH 322   2021-11-14   
330-969 4 Sharon (Trumbull) OH 464C ONVOY, LLC - OH 322   2017-04-27   
330-969 6 Sharon (Trumbull) OH 464C ONVOY, LLC - OH 322   2019-08-16   
330-969 8 Sharon (Trumbull) OH 464C ONVOY, LLC - OH 322   2019-08-16   
330-989 2 Niles OH 464C ONVOY, LLC - OH 322   2008-06-21   
330-989 8 Niles OH 464C ONVOY, LLC - OH 322   2008-06-21   
330-992 2 North Jackson OH 464C ONVOY, LLC - OH 322   2020-04-19   
330-992 8 North Jackson OH 464C ONVOY, LLC - OH 322   2017-04-27   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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