Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SHPTLA149MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
318-703 A Shreveport LA 7488 LEVEL 3 TELECOM OF LOUISIANA, LLC - LA 486      
318-703 4 Shreveport LA 7488 LEVEL 3 TELECOM OF LOUISIANA, LLC - LA 486   2007-07-19   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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