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: 796

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-796 A Alton IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-796 0 Alton IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2022-01-13   
618-796 1 Alton IL STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2021-12-10   
618-796 2 Alton IL STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2021-12-10   
618-796 3 Alton IL STLVMOOH6MD  5562 METROPCS, INC. 520   2021-12-08   
618-796 4 Alton IL STLVMOOH6MD  5562 METROPCS, INC. 520   2021-12-08   
618-796 5 Alton IL STLSMOWQDS2  224C ONVOY, LLC 520   2021-11-20   
618-796 6 Alton IL STLSMOWQDS2  224C ONVOY, LLC 520   2021-11-20   
618-796 7 Alton IL STLSMOWQDS2  224C ONVOY, LLC 520   2021-11-20   
618-796 8 Alton IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2021-10-15   
618-796 9 Alton IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2021-10-15   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.