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: ATMRALXANMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
251-900 3 Excel AL 624H ONVOY SPECTRUM, LLC 480      
448-877 6 Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      
448-877 8 Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      
850-996 A Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      
850-996 0 Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      
850-996 7 Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      
850-996 8 Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      
850-996 9 Walnut Hill FL 624H ONVOY SPECTRUM, LLC 480      

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

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