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: DYTNOH22XLY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
513-392 7 Middletown OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
513-402 9 Monroe OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
513-428 3 Trenton OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-247 7 Miamisburg-West Carrollton OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-280 7 Vandalia OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-343 7 Fairborn OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-350 9 Centerville (Montgomery) OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-352 7 Xenia OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-481 9 Wilmington OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-11-14   
937-504 0 Springfield OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-506 1 Tipp City OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-11-14   
937-540 3 Englewood OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-11-14   
937-550 7 Franklin OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-702 0 Beavercreek OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-709 1 Bellbrook OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-10-07   
937-715 3 Trotwood OH 600F CBTS TECHNOLOGY SOLUTIONS LLC - OH 328   2012-11-14   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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