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.

OCN: 683G BCM ONE CLOUD COMMUNICATIONS, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
209-435 0 Dos Palos CA   728      
214-790 0 Grand Prairie TX   552   2010-11-08   
254-442 6 Cisco TX   552   2010-11-08   
254-488 3 Eastland TX   552   2010-11-08   
254-647 6 Ranger TX   552   2010-11-08   
661-462 0 Big Butte CA   730      
707-336 0 Petrolia CA   722      
707-375 0 Rio Vista CA   722      
805-254 1 Morro Bay CA   740      
805-888 6 Pismo Beach CA   740   2006-01-14   
916-405 0 Elk Grove CA   726      
979-471 A Eagle Lake TX   560      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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