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: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-621 A Peoria IL PEORILPBGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368      
309-621 0 Peoria IL PEORILPJX1Y  6529 T-MOBILE USA, INC. 368      
309-621 1 Peoria IL PEORILPBGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368      
309-621 2 Peoria IL PEORILPJX1Y  6529 T-MOBILE USA, INC. 368      
309-621 3 Peoria IL PEORILPBGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368      
309-621 4 Peoria IL   829J PAETEC ITEL, LLC 368      
309-621 5 Peoria IL PEORILPBGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368      
309-621 6 Peoria IL PEORILPJX1Y  6529 T-MOBILE USA, INC. 368      
309-621 7 Peoria IL PEORILPJXLY  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 368      
309-621 8 Peoria IL PEORILPJX1Y  6529 T-MOBILE USA, INC. 368      
309-621 9 Peoria IL PEORILPBGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 368      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.