Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SHPTLAMA45Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
318-328 A Shreveport LA 733J WIRETAP TELECOM, LLC. 486   2026-04-09   
318-328 0 Shreveport LA 733J WIRETAP TELECOM, LLC. 486   2026-04-09   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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