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: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
561-335 A West Palm Beach FL MIAUFLWS9MD  765A IDT AMERICA CORP - FL 46018      
561-335 0 West Palm Beach FL MRMRFL095MD  5562 METRO PCS, INC. 46018   2018-03-01   
561-335 1 West Palm Beach FL MIAUFLWSGT4  156J RCLEC INC 46018   2018-02-19   
561-335 2 West Palm Beach FL MIAUFLWS9MD  765A IDT AMERICA CORP - FL 46018   2018-02-18   
561-335 3 West Palm Beach FL WPBHFLGRXYY  7562 COMCAST PHONE OF FLORIDA, LLC - FL 46018   2018-03-20   
561-335 4 West Palm Beach FL MRMRFL095MD  5562 METRO PCS, INC. 46018   2018-02-19   
561-335 5 West Palm Beach FL WPBHFLGRXYY  7562 COMCAST PHONE OF FLORIDA, LLC - FL 46018   2018-03-20   
561-335 6 West Palm Beach FL MRGTFLATG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 46018   2018-02-20   
561-335 7 West Palm Beach FL MRGTFLATG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 46018   2018-02-20   
561-335 8 West Palm Beach FL MRGTFLATG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 46018   2018-02-20   
561-335 9 West Palm Beach FL MRGTFLATG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 46018   2018-02-20   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.