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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
215-420 3 Philadelphia Suburban Zone 39 PA 7513 CTSI, INC. - PA 228   2005-07-11   
215-541 6 Pennsburg PA 7513 CTSI, INC. - PA 228   2006-10-29   
215-616 7 North Wales PA 7513 CTSI, INC. - PA 228   2006-12-04   
215-660 6 Souderton PA 7513 CTSI, INC. - PA 228   2006-10-29   
215-664 3 Philadelphia Suburban Zone 33 PA 7513 CTSI, INC. - PA 228   2005-07-11   
215-853 5 Lansdale PA 7513 CTSI, INC. - PA 228   2006-10-29   
484-246 3 Catasauqua PA 7513 CTSI, INC. - PA 228   2005-07-11   
484-263 3 Slatington PA 7513 CTSI, INC. - PA 228   2006-10-06   
484-275 3 Northampton PA 7513 CTSI, INC. - PA 228   2006-10-06   
484-281 7 Bath PA 7513 CTSI, INC. - PA 228   2006-07-28   
484-373 3 Easton PA 7513 CTSI, INC. - PA 228   2005-07-11   
484-391 7 Philadelphia Suburban Zone 29 PA 7513 CTSI, INC. - PA 228   2006-10-29   
484-519 3 Emmaus PA 7513 CTSI, INC. - PA 228   2006-10-06   
484-575 3 Fleetwood PA 7513 CTSI, INC. - PA 228   2006-10-29   
484-601 8 New Tripoli PA 7513 CTSI, INC. - PA 228   2006-10-06   
484-626 9 Bethlehem PA 7513 CTSI, INC. - PA 228   2011-12-13   
484-641 4 Kutztown (Berks) PA 7513 CTSI, INC. - PA 228   2006-10-29   
484-647 8 New Smithville PA 7513 CTSI, INC. - PA 228   2006-10-06   
484-649 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-660 5 Hamburg PA 7513 CTSI, INC. - PA 228   2006-10-29   
484-661 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-661 4 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228   2007-11-17   
484-664 2 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228   2005-04-08   
484-664 3 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-664 4 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-664 5 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-664 7 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228   2003-01-21   
484-763 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228   2021-01-16   
484-763 1 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228   2021-01-16   
484-788 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-788 0 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228   2003-04-03   
484-853 3 Hellertown PA 7513 CTSI, INC. - PA 228   2006-10-06   
484-857 5 Kempton PA 7513 CTSI, INC. - PA 228   2006-10-29   
484-884 A Bethlehem PA 7513 CTSI, INC. - PA 228      
484-895 3 Bethlehem PA 7513 CTSI, INC. - PA 228   2003-01-25   
484-895 4 Bethlehem PA 7513 CTSI, INC. - PA 228   2004-07-17   
610-205 4 Philadelphia Suburban Zone 30 PA 7513 CTSI, INC. - PA 228   2005-07-11   
610-343 2 Downingtown PA 7513 CTSI, INC. - PA 228   2007-07-29   
610-400 6 Coatesville PA 7513 CTSI, INC. - PA 228   2006-12-04   
610-402 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
610-629 2 Philadelphia Suburban Zone 31 PA 7513 CTSI, INC. - PA 228   2005-07-11   
610-746 8 Nazareth PA 7513 CTSI, INC. - PA 228   2005-07-11   

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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