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.

Santa Cruz, CA

1 2 3 4 5 6 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
831-201 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
831-201 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-201 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-201 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-201 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-201 4 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
831-201 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-201 6 SNJUCACL3MD  073H TELNYX LLC 722      
831-201 7 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-201 8 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
831-201 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
831-212 A   5562 METROPCS, INC. 722      
831-212 0 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-212 1 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-212 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-212 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-212 4 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-212 5 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-212 6   6529 T-MOBILE USA, INC. 722      
831-212 7 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-212 8   6529 T-MOBILE USA, INC. 722      
831-212 9 OKLECAZVGT0  5562 METROPCS, INC. 722      
831-226 A SNFCCA01XGX  516C AT&T CORP. 722      
831-226 0   515J IP HORIZON LLC 722      
831-226 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-226 2 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
831-226 3 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
831-226 4 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
831-226 5 SNFCCA01XGX  516C AT&T CORP. 722      
831-226 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-226 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-226 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-226 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
831-227 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 2 SNJSCARMDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
831-227 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 4 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-227 9 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-234 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-239 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
831-247 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-255 A SNFCCACQDS0  7894 NORTH COUNTY COMMUNICATION CORPORATION - CA 722      
831-266 A OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-266 0 SNJUCACL00Z  490J DISH WIRELESS, LLC 722      
831-266 1 SNJUCACL4MD  939H COMMIO, LLC 722      
831-266 2 SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722      
831-266 3 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
831-266 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-266 5 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-266 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-266 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-266 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-266 9 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-281 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-281 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-281 1   624H ONVOY SPECTRUM, LLC 722      
831-281 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-281 3   649C ONVOY, LLC - CA 722      
831-281 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-281 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-281 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-281 7   649C ONVOY, LLC - CA 722      
831-281 8   624H ONVOY SPECTRUM, LLC 722      
831-281 9   624H ONVOY SPECTRUM, LLC 722      
831-291 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-291 4 SNJSCARMDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
831-291 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-291 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-291 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-295 A OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 0 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 1 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 2 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 3 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 4 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-295 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
831-295 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-295 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-295 9 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
831-314 A   0051 SHELCOMM 722   2024-11-03   
831-316 A SNJSCARMDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
831-316 0 SNJSCARMDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
831-316 1 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
831-316 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
831-316 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-316 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
831-316 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      

1 2 3 4 5 6 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.