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: RDNGPAREDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
484-338 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-208 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-236 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-320 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-371 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-372 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-373 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-374 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-375 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-376 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-378 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-396 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-478 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-607 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-655 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-736 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-988 A Reading PA 9208 VERIZON PENNSYLVANIA, INC. 228      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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