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: SPFDILESXHX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-203 1 Buffalo IL 073H TELNYX LLC 374      
217-203 5 Buffalo IL 073H TELNYX LLC 374      
217-471 8 Rochester IL 073H TELNYX LLC 374      
217-487 1 Cantrall IL 073H TELNYX LLC 374      
217-501 1 Petersburg IL 073H TELNYX LLC 374      
217-572 9 Springfield IL 073H TELNYX LLC 374      
217-629 6 Riverton IL 073H TELNYX LLC 374      
217-634 1 Tallula IL 073H TELNYX LLC 374      
217-635 0 Oakford IL 073H TELNYX LLC 374      
217-917 A Decatur IL 073H TELNYX LLC 374      
217-917 9 Decatur IL 073H TELNYX LLC 374      
217-963 9 Harristown IL 073H TELNYX LLC 374      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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