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: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 577

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-577 A Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 0 Quincy IL JCVLILXCDMD  224C ONVOY, LLC 376      
217-577 1 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 2 Quincy IL JCVLILXCYMD  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 376      
217-577 3 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 4 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 5 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 6 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 7 Quincy IL JCVLILXCTMD  5562 METROPCS, INC. 376      
217-577 8 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      
217-577 9 Quincy IL QNCYILQYRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 376      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.