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: ALTWPAALPMD

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      
215-541 6 Pennsburg PA 7513 CTSI, INC. - PA 228      
215-616 7 North Wales PA 7513 CTSI, INC. - PA 228      
215-660 6 Souderton PA 7513 CTSI, INC. - PA 228      
215-664 3 Philadelphia Suburban Zone 33 PA 7513 CTSI, INC. - PA 228      
215-853 5 Lansdale PA 7513 CTSI, INC. - PA 228      
484-246 3 Catasauqua PA 7513 CTSI, INC. - PA 228      
484-263 3 Slatington PA 7513 CTSI, INC. - PA 228      
484-275 3 Northampton PA 7513 CTSI, INC. - PA 228      
484-281 7 Bath PA 7513 CTSI, INC. - PA 228      
484-373 3 Easton PA 7513 CTSI, INC. - PA 228      
484-391 7 Philadelphia Suburban Zone 29 PA 7513 CTSI, INC. - PA 228      
484-519 3 Emmaus PA 7513 CTSI, INC. - PA 228      
484-575 3 Fleetwood PA 7513 CTSI, INC. - PA 228      
484-601 8 New Tripoli PA 7513 CTSI, INC. - PA 228      
484-626 9 Bethlehem PA 7513 CTSI, INC. - PA 228      
484-641 4 Kutztown (Berks) PA 7513 CTSI, INC. - PA 228      
484-647 8 New Smithville PA 7513 CTSI, INC. - PA 228      
484-649 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-660 5 Hamburg PA 7513 CTSI, INC. - PA 228      
484-661 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-661 4 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-664 2 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-664 3 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-664 7 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-763 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-763 1 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-788 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-788 0 Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
484-853 3 Hellertown PA 7513 CTSI, INC. - PA 228      
484-857 5 Kempton PA 7513 CTSI, INC. - PA 228      
484-884 A Bethlehem PA 7513 CTSI, INC. - PA 228      
484-895 3 Bethlehem PA 7513 CTSI, INC. - PA 228      
484-895 4 Bethlehem PA 7513 CTSI, INC. - PA 228      
610-205 4 Philadelphia Suburban Zone 30 PA 7513 CTSI, INC. - PA 228      
610-343 2 Downingtown PA 7513 CTSI, INC. - PA 228      
610-400 6 Coatesville PA 7513 CTSI, INC. - PA 228      
610-402 A Allentown (Lehigh) PA 7513 CTSI, INC. - PA 228      
610-629 2 Philadelphia Suburban Zone 31 PA 7513 CTSI, INC. - PA 228      
610-746 8 Nazareth PA 7513 CTSI, INC. - PA 228      

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

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