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.

Switch: HCKRPAXHDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
412-706 A Pittsburgh Suburban Zone 14 PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
412-706 6 Pittsburgh Suburban Zone 14 PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
412-839 A Pittsburgh Suburban Zone 13 PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
412-839 6 Pittsburgh Suburban Zone 13 PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
412-850 A Pittsburgh Suburban Zone 19 PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
412-850 6 Pittsburgh Suburban Zone 19 PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-507 A Avella PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-507 6 Avella PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-701 A Burgettstown PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-701 6 Burgettstown PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-760 A Canonsburg PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-760 6 Canonsburg PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-795 A Buffalo PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-795 6 Buffalo PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-821 A McDonald PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-821 1 McDonald PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-821 6 McDonald PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-928 A Oakdale (Allegheny) PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-928 1 Oakdale (Allegheny) PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-928 6 Oakdale (Allegheny) PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-993 A Washington PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-993 1 Washington PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      
724-993 6 Washington PA 2522 ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS 234      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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