Local Calling Guide

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

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-623 A Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-623 0 Collinsville IL BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2005-01-10   
618-623 1 Collinsville IL STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2010-12-19   
618-623 2 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-623 3 Collinsville IL STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2010-12-19   
618-623 4 Collinsville IL BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2003-03-23   
618-623 5 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2012-03-21   
618-623 6 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2012-06-27   
618-623 7 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2012-06-27   
618-623 8 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-623 9 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      

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

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