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.

OCN: 9321 OHIO BELL TEL CO

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
937-443 4 Dayton OH DYTNOH2222J  328      
937-443 5 Dayton OH DYTNOH2222J  328      
937-443 6 Dayton OH DYTNOH2222J  328      
937-443 8 Dayton OH DYTNOH2222J  328      
937-443 9 Dayton OH DYTNOH2222J  328      
937-445 A Dayton OH DYTNOH2222J  328      
937-449 A Dayton OH DYTNOH2222J  328      
937-449 1 Dayton OH DYTNOH2222J  328      
937-449 2 Dayton OH DYTNOH2222J  328      
937-449 4 Dayton OH DYTNOH2222J  328      
937-449 5 Dayton OH DYTNOH2222J  328      
937-449 6 Dayton OH DYTNOH2222J  328      
937-449 7 Dayton OH DYTNOH2222J  328      
937-449 8 Dayton OH DYTNOH2222J  328      
937-449 9 Dayton OH DYTNOH2222J  328      
937-453 A Bowersville OH BWRVOH45RS1  328      
937-453 2 Bowersville OH BWRVOH45RS1  328      
937-453 6 Bowersville OH BWRVOH45RS1  328      
937-454 A Vandalia OH DYTNOH8989C  328      
937-455 A Dayton OH DYTNOH2222E  328      
937-457 A Dayton OH DYTNOH2222J  328      
937-461 A Dayton OH DYTNOH2222J  328      
937-461 1 Dayton OH DYTNOH2222J  328      
937-461 2 Dayton OH DYTNOH2222J  328      
937-461 3 Dayton OH DYTNOH2222J  328      
937-461 4 Dayton OH DYTNOH2222J  328      
937-461 5 Dayton OH DYTNOH2222J  328      
937-461 6 Dayton OH DYTNOH2222J  328      
937-461 7 Dayton OH DYTNOH2222J  328      
937-461 8 Dayton OH DYTNOH2222J  328      
937-461 9 Dayton OH DYTNOH2222J  328      
937-462 A South Charleston OH SCTNOH46RS2  328      
937-462 7 South Charleston OH SCTNOH46RS2  328      
937-462 8 South Charleston OH SCTNOH46RS2  328      
937-462 9 South Charleston OH SCTNOH46RS2  328      
937-463 A Dayton OH DYTNOH2222J  328      
937-463 0 Dayton OH DYTNOH2222J  328      
937-463 1 Dayton OH DYTNOH2222J  328      
937-463 2 Dayton OH DYTNOH2222J  328      
937-463 4 Dayton OH DYTNOH2222J  328      
937-463 5 Dayton OH DYTNOH2222J  328      
937-463 6 Dayton OH DYTNOH2222J  328      
937-463 7 Dayton OH DYTNOH2222J  328      
937-463 8 Dayton OH DYTNOH2222J  328      
937-463 9 Dayton OH DYTNOH2222J  328      
937-466 A Marshall OH MRSHOH46RS1  328      
937-466 2 Marshall OH MRSHOH46RS1  328      
937-476 A Dayton OH DYTNOH25DS1  328      
937-476 0 Dayton OH DYTNOH25DS1  328      
937-476 2 Dayton OH DYTNOH25DS1  328      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.