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.

Pleasanton, CA

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
925-417 A PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 0 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 1 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 2 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 3 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 4 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 5 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 6 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 7 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 8 PLTNCA12DS0  9740 PACIFIC BELL 722      
925-417 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-30   
925-425 A SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-425 0 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-425 1 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-425 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-02-05   
925-425 3 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-425 4 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-425 5 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-425 6 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-425 7 SNFCCA01XGX  516C AT&T CORP. 722   2006-07-07   
925-425 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-09-22   
925-425 9 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-426 A PLTNCA12DS0  9740 PACIFIC BELL 722      
925-460 A PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 0 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 1 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 2 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 3 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 4 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 5 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 6 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 7 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-07-19   
925-460 8 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-460 9 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-461 A PLTNCA12DS0  9740 PACIFIC BELL 722      
925-462 A PLTNCA12DS0  9740 PACIFIC BELL 722      
925-463 A PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 A PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 0 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 1 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 2 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 3 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 4 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 5 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 6 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 7 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-467 8 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2020-10-01   
925-467 9 PLTNCA13DS0  9740 PACIFIC BELL 722      
925-468 A PLTNCA13DS0  9740 PACIFIC BELL 722      
925-468 0 PLTNCA13DS0  9740 PACIFIC BELL 722      

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

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.