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: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-440 A Marion IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362      
618-440 0 Marion IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362   2019-02-07   
618-440 1 Marion IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362   2018-01-13   
618-440 2 Marion IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362   2017-01-08   
618-440 3 Marion IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2017-11-10   
618-440 4 Marion IL CRDLILXEX8X  224C ONVOY, LLC 362   2018-10-01   
618-440 5 Marion IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2016-09-12   
618-440 6 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2021-12-24   
618-440 7 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2021-12-24   
618-440 8 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2021-12-24   
618-440 9 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2021-12-24   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.