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: WSLKOH87DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-250 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 0 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 1 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 2 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 3 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 4 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 5 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 7 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 8 Trinity OH 9321 OHIO BELL TEL CO 320      
440-250 9 Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 0 Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 1 Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 2 Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 4 Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 7 Trinity OH 9321 OHIO BELL TEL CO 320      
440-617 9 Trinity OH 9321 OHIO BELL TEL CO 320      
440-808 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-827 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-827 5 Trinity OH 9321 OHIO BELL TEL CO 320      
440-835 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-871 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-892 A Trinity OH 9321 OHIO BELL TEL CO 320      
440-899 A Trinity OH 9321 OHIO BELL TEL CO 320      

Last updated: Fri, 13 May 2022 22:16:13 UTC

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