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: SNFDCACVCM7

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
650-336 3 Mountain View CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-336 4 Mountain View CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-353 0 Palo Alto CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-353 1 Palo Alto CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-353 6 Palo Alto CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-384 5 Palo Alto CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-384 9 Palo Alto CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      

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

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