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.

Morro Bay, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
805-225 A MRBACA11DS1  9740 PACIFIC BELL 740      
805-225 0 MRBACA11DS1  9740 PACIFIC BELL 740      
805-225 1 SNLOCA88PS0  776C CHARTER FIBERLINK CA-CCO, LLC - CA 740      
805-225 2 SNLOCA014MD  9262 UTILITY TELECOM GROUP, LLC - CA 740      
805-225 3 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-225 4 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-225 5 SNLOCA88PS0  776C CHARTER FIBERLINK CA-CCO, LLC - CA 740      
805-225 6 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-225 7 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-225 8 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-225 9 SNBBCAXFXWX  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 740      
805-254 A SNBBCAXFXWX  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 740      
805-254 0 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-254 1   683G BCM ONE CLOUD COMMUNICATIONS, LLC 740      
805-254 2 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-254 3 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-254 4 SNBBCAXFXWX  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 740      
805-254 6 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-254 7 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-254 8 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-254 9 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 A SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 0 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 1 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-600 2 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 3 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 4 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 5 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 6 SNLOCA01XOY  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 740      
805-600 7 SNBBCAXFXMX  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 740      
805-600 8 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-600 9 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-771 A MRBACA11DS1  9740 PACIFIC BELL 740      
805-771 0 MRBACA11DS1  9740 PACIFIC BELL 740      
805-771 1 MRBACA11DS1  9740 PACIFIC BELL 740      
805-771 2   145J TERRA NOVA TELECOM INC. 740      
805-771 3 SNLOCA01X5X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 740      
805-771 4 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-771 5 SNLOCAQZDS0  9807 NORCAST COMMUNICATIONS CORPORATION - CA 740      
805-771 6 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-771 7 SNLOCAQZDS0  9807 NORCAST COMMUNICATIONS CORPORATION - CA 740      
805-771 8 MRBACA11DS1  9740 PACIFIC BELL 740      
805-771 9 MRBACA11DS1  9740 PACIFIC BELL 740      
805-772 A MRBACA11DS1  9740 PACIFIC BELL 740      
805-776 A SNLOCAMOBMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 740      
805-776 0 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-776 1 SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-776 2   145J TERRA NOVA TELECOM INC. 740      
805-776 3 SNLOCA01XCX  981E BANDWIDTH.COM CLEC, LLC - CA 740      
805-776 4 SNLOCAMOBMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 740      
805-776 5 SNLOCAJTFMD  516C AT&T CORP. 740      
805-776 7 SNBBCAXFXAY  508J CENTURYLINK COMMUNICATIONS, LLC 740      
805-776 8 SNLOCA01DS2  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 740      
805-776 9 SNBBCAXFXBY  073H TELNYX LLC 740      
805-831 A SNLOCA01XFX  649C ONVOY, LLC - CA 740      
805-831 0   649C ONVOY, LLC - CA 740      
805-831 3 SNLOCA01XFX  649C ONVOY, LLC - CA 740      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.