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: 407 [Rate centres in NPA 407] [Dial plan for NPA 407]

NXX: 531

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
407-531 A Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 0 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 1 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 2 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 3 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 4 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 5 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 6 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 7 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      
407-531 8 Sanford FL ORLDFL60DS2  902E PEERLESS NETWORK OF FLORIDA, LLC - FL 45806   2013-04-20   
407-531 9 Sanford FL ORLDFLERDS0  7391 CENTURYLINK COMMUNICATIONS LLC - FL 45806      

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.