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: NOLMOH7777E

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-686 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 0 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 1 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 2 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 3 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 4 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 5 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 6 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 7 Trinity OH 9321 OHIO BELL TEL CO 320      
440-686 8 Trinity OH 9321 OHIO BELL TEL CO 320      
440-716 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-734 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-777 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-779 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-801 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-801 1 Trinity OH 9321 OHIO BELL TEL CO 320      
440-801 4 Trinity OH 9321 OHIO BELL TEL CO 320      
440-801 5 Trinity OH 9321 OHIO BELL TEL CO 320      
440-801 9 Trinity OH 9321 OHIO BELL TEL CO 320      
440-962 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-979 A Trinity OH 9321 OHIO BELL TEL CO 320      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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