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.

Yellow House, PA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
484-407 A PHLAPAFGGT8  3806 CORE COMMUNICATIONS, INC. - PA 228      
484-407 0 PHLAPAFGGT8  3806 CORE COMMUNICATIONS, INC. - PA 228   2009-05-10   
484-407 1 PHLAPAMKXCX  318J COMCAST IP PHONE, LLC 228   2009-09-03   
484-407 2   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-06-09   
484-407 3   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-06-09   
484-407 4   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-06-09   
484-407 7 PHLAPA031MD  508J CENTURYLINK COMMUNICATIONS, LLC 228   2015-01-19   
610-689 A YLHSPAXYRP0  0162 WINDSTREAM CONESTOGA, INC. 228      
610-919 A ALTWPADTRS0  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228      
610-919 0 ALTWPADTRS0  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228      
610-919 2 PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2017-07-15   
610-919 4 ALTWPADTRS0  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.