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.

NPA: 215 [Rate centres in NPA 215] [Dial plan for NPA 215]

NXX: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
215-621 A Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 0 Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 1 Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 2 Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 3 Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 4 Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 5 Philadelphia Zone 3 PA PHLAPADBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
215-621 6 Philadelphia Zone 3 PA PHLAPAMKXCX  318J COMCAST IP PHONE, LLC 228   2006-06-03   
215-621 7 Philadelphia Zone 3 PA PHLAPAMKXCX  318J COMCAST IP PHONE, LLC 228   2006-06-03   
215-621 8 Philadelphia Zone 3 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2006-08-23   
215-621 9 Philadelphia Zone 3 PA PHLAPAFGD1S  283E YMAX COMMUNICATIONS CORP. - PA 228   2008-04-25   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.