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: PHLAPAFGD0S

Remotes:

Switch Switch name Switch type
PHLAPAKKRSA  PHILADELPHIA  RS 

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
610-943 4 Philadelphia Suburban Zone 31 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-943 5 Philadelphia Suburban Zone 31 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-943 6 Philadelphia Suburban Zone 31 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-951 A Kresgeville PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-951 4 Kresgeville PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-951 6 Kresgeville PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-957 A Philadelphia Suburban Zone 14 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-957 5 Philadelphia Suburban Zone 14 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-957 6 Philadelphia Suburban Zone 14 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
610-981 8 Philadelphia Suburban Zone 28 PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-201 5 Bethlehem PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-206 A Atglen PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-206 4 Atglen PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-210 4 Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-215 5 Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-215 6 Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-222 4 Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-234 A Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-234 2 Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
835-234 7 Allentown (Lehigh) PA 4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.