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.

Switch: DYTNOH014MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
937-947 5 Laura OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-07-26   
937-949 2 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2015-08-21   
937-949 5 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2015-05-17   
937-949 6 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2015-07-11   
937-964 7 North Hampton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-965 0 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2017-07-24   
937-969 4 Tremont City OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-991 3 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2016-08-12   
937-999 2 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2011-04-01   
937-999 3 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2011-04-01   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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