Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 660

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-660 A Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-660 0 Collinsville IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2011-01-20   
618-660 1 Collinsville IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2011-01-20   
618-660 2 Collinsville IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2011-01-20   
618-660 3 Collinsville IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2011-01-20   
618-660 4 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2012-06-09   
618-660 5 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-660 6 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-660 7 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-660 8 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
618-660 9 Collinsville IL NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      

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

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