Local Calling Guide

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NPA: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

NXX: 526

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-526 A Chicago Zone 08-Portsmouth IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
773-526 0 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-16   
773-526 1 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-16   
773-526 2 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-02-13   
773-526 3 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-02-13   
773-526 4 Chicago Zone 08-Portsmouth IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-09-12   
773-526 5 Chicago Zone 08-Portsmouth IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
773-526 6 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-02-13   
773-526 7 Chicago Zone 08-Portsmouth IL DWGVILMCPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2006-08-12   
773-526 8 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-07-09   
773-526 9 Chicago Zone 08-Portsmouth IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-02-13   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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