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.

Philadelphia Zone 1, PA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
215-545 A PHLAPAPEDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-546 A PHLAPAPEDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-551 A PHLAPADEDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-553 A PHLAPALODS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-557 A PHLAPALODS2  9208 VERIZON PENNSYLVANIA, INC. 228      
215-558 A   829J PAETEC ITEL, LLC 228   2025-03-11   
215-558 0   5562 METROPCS, INC. 228   2011-03-14   
215-558 1   829J PAETEC ITEL, LLC 228   2010-05-17   
215-558 2   829J PAETEC ITEL, LLC 228   2009-12-05   
215-558 3   829J PAETEC ITEL, LLC 228   2009-12-05   
215-558 4   829J PAETEC ITEL, LLC 228   2009-12-05   
215-558 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-04-26   
215-558 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-04-26   
215-558 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-04-26   
215-558 8   5562 METROPCS, INC. 228   2011-04-25   
215-558 9   283E YMAX COMMUNICATIONS CORP. - PA 228   2010-11-01   
215-560 A PHLAPAMKDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 0   515J IP HORIZON LLC 228   2016-05-21   
215-560 1   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 2   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 3   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 4   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 5   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 6   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 7   9208 VERIZON PENNSYLVANIA, INC. 228      
215-560 8   318J COMCAST IP PHONE, LLC 228   2013-08-12   
215-560 9   9208 VERIZON PENNSYLVANIA, INC. 228      
215-561 A PHLAPALODS1  9208 VERIZON PENNSYLVANIA, INC. 228      
215-562 A PHLAPALODS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-563 A PHLAPALODS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-564 A PHLAPALODS2  9208 VERIZON PENNSYLVANIA, INC. 228      
215-566 A PHLAPAMKDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-567 A PHLAPALODS1  9208 VERIZON PENNSYLVANIA, INC. 228      
215-568 A PHLAPALODS2  9208 VERIZON PENNSYLVANIA, INC. 228      
215-569 A PHLAPALODS2  9208 VERIZON PENNSYLVANIA, INC. 228      
215-574 A PHLAPAMKDS3  9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 A PHLAPALODS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 0   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 1   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 2   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 3   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 4   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 5   318J COMCAST IP PHONE, LLC 228   2015-09-29   
215-575 6   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 7   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 8   9208 VERIZON PENNSYLVANIA, INC. 228      
215-575 9   9208 VERIZON PENNSYLVANIA, INC. 228      
215-580 A PHLAPAMKDS3  9208 VERIZON PENNSYLVANIA, INC. 228      
215-585 A PHLAPALODS1  9208 VERIZON PENNSYLVANIA, INC. 228      
215-585 0   9208 VERIZON PENNSYLVANIA, INC. 228      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.