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: DYTNOH2222J

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
937-580 3 Dayton OH 9321 OHIO BELL TEL CO 328   2003-01-07   
937-586 A Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 0 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 1 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 2 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 3 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 4 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 5 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 6 Dayton OH 9321 OHIO BELL TEL CO 328      
937-586 9 Dayton OH 9321 OHIO BELL TEL CO 328      
937-627 A Dayton OH 9321 OHIO BELL TEL CO 328      
937-630 A Dayton OH 9321 OHIO BELL TEL CO 328      
937-630 5 Dayton OH 9321 OHIO BELL TEL CO 328      
937-630 6 Dayton OH 9321 OHIO BELL TEL CO 328      
937-630 7 Dayton OH 9321 OHIO BELL TEL CO 328      
937-630 8 Dayton OH 9321 OHIO BELL TEL CO 328      
937-630 9 Dayton OH 9321 OHIO BELL TEL CO 328      
937-640 A Dayton OH 9321 OHIO BELL TEL CO 328      
937-640 4 Dayton OH 9321 OHIO BELL TEL CO 328      
937-640 5 Dayton OH 9321 OHIO BELL TEL CO 328      
937-640 7 Dayton OH 9321 OHIO BELL TEL CO 328      
937-640 8 Dayton OH 9321 OHIO BELL TEL CO 328      
937-640 9 Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 A Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 2 Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 3 Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 4 Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 5 Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 6 Dayton OH 9321 OHIO BELL TEL CO 328      
937-641 7 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 A Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 1 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 2 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 3 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 4 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 5 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 6 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 7 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 8 Dayton OH 9321 OHIO BELL TEL CO 328      
937-824 9 Dayton OH 9321 OHIO BELL TEL CO 328      

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Last updated: Fri, 28 Jun 2024 03:14:50 UTC

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