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.

Oakland: Main-Piedmont DA, CA

1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
341-202 A SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
341-202 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-202 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-202 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-202 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-202 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-202 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-202 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-202 7 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-202 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-202 9 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
341-205 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-205 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-205 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-205 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-205 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-205 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-205 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-205 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-205 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-205 8 SNFCCAMKX9X  073H TELNYX LLC 722      
341-205 9 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
341-213 A OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 0 SNJUCACL4MD  939H COMMIO, LLC 722      
341-213 1 OKLDCAEB0MD  073H TELNYX LLC 722      
341-213 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-213 3 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 4 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 5 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 6 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 7 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 8 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-213 9 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
341-220 A SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
341-220 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-220 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-220 2 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
341-220 3 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
341-220 4 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
341-220 5 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
341-220 6 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
341-220 7 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
341-220 8 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
341-220 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
341-229 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-229 0   649C ONVOY, LLC - CA 722      
341-229 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-229 2   649C ONVOY, LLC - CA 722      
341-229 3   649C ONVOY, LLC - CA 722      
341-229 4   649C ONVOY, LLC - CA 722      
341-229 5   649C ONVOY, LLC - CA 722      
341-229 8   649C ONVOY, LLC - CA 722      
341-229 9   649C ONVOY, LLC - CA 722      
341-441 A SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
341-441 0 SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
341-441 1 SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722      
341-441 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-441 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-441 4 SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
341-441 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-441 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-441 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-441 8 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
341-441 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
341-699 A SNJUCACL7MD  965H FRACTEL, LLC 722      
341-699 0 SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
341-699 1 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
341-699 2 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
341-699 3 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
341-699 4 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
341-699 5 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
341-699 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
341-699 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-699 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
341-699 9 SNJUCACL7MD  965H FRACTEL, LLC 722      
510-201 A SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
510-201 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
510-201 1   649C ONVOY, LLC - CA 722      
510-201 2   649C ONVOY, LLC - CA 722      
510-201 3   649C ONVOY, LLC - CA 722      
510-201 4   649C ONVOY, LLC - CA 722      
510-201 5   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
510-201 6   649C ONVOY, LLC - CA 722      
510-201 7   649C ONVOY, LLC - CA 722      
510-201 8   649C ONVOY, LLC - CA 722      
510-201 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
510-202 A SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-206 A SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-207 A SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-208 A OKLDCA03DS4  9740 PACIFIC BELL 722      
510-219 A SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-220 A SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-238 A OKLDCA03DS2  9740 PACIFIC BELL 722      
510-250 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-250 0 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-250 1 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-250 2 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-250 3 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-250 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-250 5 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      

1 2 3 4 5 6 7 8 9 10 11 12 13 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.