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: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-900 A Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      
217-900 0 Springfield IL SPFDILESXWX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 374      
217-900 1 Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      
217-900 2 Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      
217-900 3 Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      
217-900 4 Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      
217-900 5 Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      
217-900 8 Springfield IL SPFDILMBWMD  073H TELNYX LLC 374      
217-900 9 Springfield IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.