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: 561 [Rate centres in NPA 561] [Dial plan for NPA 561]

NXX: 408

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
561-408 A West Palm Beach FL WPBHFLGRX8Z  318J COMCAST IP PHONE, LLC 46018      
561-408 0 West Palm Beach FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46018   2013-04-12   
561-408 1 West Palm Beach FL MIAMFL98DS6  937C ONVOY, LLC - FL 46018   2013-04-12   
561-408 2 West Palm Beach FL WPBHFLGRX8Z  318J COMCAST IP PHONE, LLC 46018   2013-03-09   
561-408 3 West Palm Beach FL WPBHFLGRX8Z  318J COMCAST IP PHONE, LLC 46018   2013-03-09   
561-408 4 West Palm Beach FL MIAMFL98DS6  937C ONVOY, LLC - FL 46018   2013-04-12   
561-408 5 West Palm Beach FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46018   2013-04-12   
561-408 6 West Palm Beach FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46018   2013-04-12   
561-408 7 West Palm Beach FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46018   2013-04-12   
561-408 8 West Palm Beach FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46018   2013-04-12   
561-408 9 West Palm Beach FL MIASFL680MD  982E BANDWIDTH.COM CLEC, LLC - FL 46018   2013-04-12   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.