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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
561-900 A Delray Beach FL PBGRFLEZDS0  8692 US LEC OF FLORIDA, INC. 46018      
561-900 0 Delray Beach FL   8692 US LEC OF FLORIDA, INC. 46018      
561-900 1 Delray Beach FL   8692 US LEC OF FLORIDA, INC. 46018      
561-900 2 Delray Beach FL   8692 US LEC OF FLORIDA, INC. 46018      
561-900 3 Delray Beach FL   8692 US LEC OF FLORIDA, INC. 46018      
561-900 4 Delray Beach FL   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 46018   2007-08-17   
561-900 5 Delray Beach FL   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 46018   2007-09-02   
561-900 6 Delray Beach FL   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 46018   2008-03-12   
561-900 7 Delray Beach FL   4802 LEVEL 3 COMMUNICATIONS, LLC - FL 46018   2005-12-11   
561-900 8 Delray Beach FL   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 46018   2008-11-23   
561-900 9 Delray Beach FL   8692 US LEC OF FLORIDA, INC. 46018      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.