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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Switch: PHLBPAMYDS4

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
267-991 A Philadelphia Suburban Zone 40 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
267-991 7 Philadelphia Suburban Zone 40 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
302-385 2 Holly Oak DE 274E NETCARRIER TELECOM, INC. - DE 228   2007-07-23   
302-442 6 Wilmington DE 274E NETCARRIER TELECOM, INC. - DE 228   2004-10-21   
302-565 6 Newark DE 274E NETCARRIER TELECOM, INC. - DE 228   2006-10-31   
302-602 A Newark DE 274E NETCARRIER TELECOM, INC. - DE 228      
302-602 7 Newark DE 274E NETCARRIER TELECOM, INC. - DE 228      
302-669 6 New Castle DE 274E NETCARRIER TELECOM, INC. - DE 228   2006-10-31   
302-672 8 Dover DE 274E NETCARRIER TELECOM, INC. - DE 228   2006-11-14   
302-725 2 Milford DE 274E NETCARRIER TELECOM, INC. - DE 228   2009-03-27   
302-757 A Wilmington DE 274E NETCARRIER TELECOM, INC. - DE 228      
302-757 7 Wilmington DE 274E NETCARRIER TELECOM, INC. - DE 228      
302-757 8 Wilmington DE 274E NETCARRIER TELECOM, INC. - DE 228      
302-918 1 Delaware City DE 274E NETCARRIER TELECOM, INC. - DE 228   2007-11-29   
484-445 A Philadelphia Suburban Zone 12 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
484-445 7 Philadelphia Suburban Zone 12 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
484-539 A Philadelphia Suburban Zone 31 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
484-539 1 Philadelphia Suburban Zone 31 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2005-09-26   
484-594 A Philadelphia Suburban Zone 31 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
484-594 1 Philadelphia Suburban Zone 31 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2006-04-02   
484-594 2 Philadelphia Suburban Zone 31 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2006-04-02   
484-685 A Philadelphia Suburban Zone 30 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
484-685 7 Philadelphia Suburban Zone 30 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
610-295 6 Allentown (Lehigh) PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-27   
610-321 8 Eagle (Chester) PA 5494 NETCARRIER TELECOM, INC. - PA 228   2006-02-14   
610-382 5 Philadelphia Suburban Zone 30 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-28   
610-406 6 Reading PA 5494 NETCARRIER TELECOM, INC. - PA 228   2003-10-18   
610-455 6 Westtown PA 5494 NETCARRIER TELECOM, INC. - PA 228   2003-05-10   
610-482 6 Phoenixville PA 5494 NETCARRIER TELECOM, INC. - PA 228   2004-11-24   
610-538 6 Philadelphia Suburban Zone 23 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-27   
610-545 6 Philadelphia Suburban Zone 10 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-08-27   
610-552 6 Philadelphia Suburban Zone 24 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2003-04-27   
610-561 6 Exton PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-27   
610-629 6 Philadelphia Suburban Zone 31 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-28   
610-707 4 Philadelphia Suburban Zone 22 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-08-26   
610-833 6 Philadelphia Suburban Zone 11 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-11-25   
610-915 6 Philadelphia Suburban Zone 14 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-11-25   
610-922 A Philadelphia Suburban Zone 25 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
610-922 6 Philadelphia Suburban Zone 25 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-08-15   
610-947 A Philadelphia Suburban Zone 26 PA 5494 NETCARRIER TELECOM, INC. - PA 228      
610-947 6 Philadelphia Suburban Zone 26 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-28   
610-981 6 Philadelphia Suburban Zone 28 PA 5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-28   
610-991 5 Easton PA 5494 NETCARRIER TELECOM, INC. - PA 228   2009-07-03   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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