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: 992

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-992 A Marion IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-992 0 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2022-05-26   
618-992 1 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2021-12-24   
618-992 2 Marion IL CRDLILXEX8X  224C ONVOY, LLC 362   2021-11-18   
618-992 3 Marion IL CRDLILXEX8X  224C ONVOY, LLC 362   2021-11-18   
618-992 4 Marion IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-992 5 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2022-05-26   
618-992 6 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2022-05-26   
618-992 7 Marion IL CRDLILABKMD  5562 METROPCS, INC. 362   2022-04-21   
618-992 8 Marion IL CRDLILABKMD  5562 METROPCS, INC. 362   2022-04-21   
618-992 9 Marion IL CRDLILABSMD  6529 T-MOBILE USA, INC. 362   2022-05-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.