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: MNTCCAXGSMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-399 A Manteca CA 321J HD CARRIER LLC 738      
209-399 9 Manteca CA 321J HD CARRIER LLC 738      
209-440 4 Snelling CA 321J HD CARRIER LLC 738      
209-440 5 Snelling CA 321J HD CARRIER LLC 738      
209-440 6 Snelling CA 321J HD CARRIER LLC 738      
209-440 8 Snelling CA 321J HD CARRIER LLC 738      
209-440 9 Snelling CA 321J HD CARRIER LLC 738      
209-563 3 Snelling CA 321J HD CARRIER LLC 738      

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

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