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.
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Switch: BFLONYFRCMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
716-330 2 Buffalo NY 551G NUSO, LLC 140   2016-08-31   
716-330 3 Buffalo NY 551G NUSO, LLC 140   2016-08-31   
716-330 4 Buffalo NY 551G NUSO, LLC 140   2016-08-31   
716-330 5 Buffalo NY 551G NUSO, LLC 140   2016-08-31   
716-330 6 Buffalo NY 551G NUSO, LLC 140   2016-08-31   
716-394 8 Buffalo NY 551G NUSO, LLC 140   2016-03-16   
716-394 9 Buffalo NY 551G NUSO, LLC 140   2016-03-16   
716-420 6 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-420 7 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-420 9 Buffalo NY 551G NUSO, LLC 140   2018-10-29   
716-431 7 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-463 8 Buffalo NY 551G NUSO, LLC 140   2018-10-29   
716-559 0 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-559 8 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-710 A Buffalo NY 551G NUSO, LLC 140      
716-710 1 Buffalo NY 551G NUSO, LLC 140   2013-01-04   
716-717 8 Buffalo NY 551G NUSO, LLC 140   2018-11-14   
716-717 9 Buffalo NY 551G NUSO, LLC 140   2018-11-14   
716-919 0 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-919 8 Buffalo NY 551G NUSO, LLC 140   2018-11-07   
716-919 9 Buffalo NY 551G NUSO, LLC 140   2018-11-07   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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