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: SNLOCA01XFX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
805-250 A San Luis Obispo CA 649C ONVOY, LLC - CA 740      
805-257 A Paso Robles CA 649C ONVOY, LLC - CA 740      
805-365 A Santa Margarita CA 649C ONVOY, LLC - CA 740      
805-510 A Carrisa Plains CA 649C ONVOY, LLC - CA 740      
805-600 A Morro Bay CA 649C ONVOY, LLC - CA 740      
805-817 A San Luis Obispo CA 649C ONVOY, LLC - CA 740      
805-900 A Cayucos CA 649C ONVOY, LLC - CA 740      
820-300 A Guadalupe CA 649C ONVOY, LLC - CA 740      
820-400 A Parkfield CA 649C ONVOY, LLC - CA 740      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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