Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 557 [Rate centres in NPA 557] [Dial plan for NPA 557]

NXX: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
557-999 A Sappington MO STLSMOGZSMD  733J WIRETAP TELECOM, LLC. 520      
557-999 0 Sappington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
557-999 1 Sappington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
557-999 2 Sappington MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
557-999 3 Sappington MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
557-999 4 Sappington MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
557-999 5 Sappington MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
557-999 6 Sappington MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
557-999 7 Sappington MO STLSMOGZSMD  733J WIRETAP TELECOM, LLC. 520      
557-999 8 Sappington MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520      
557-999 9 Sappington MO STLSMOGZEMD  145J TERRA NOVA TELECOM INC. 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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