Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: LFYTLA36DS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
337-557 A Lafayette LA 477H AIRUS, INC. - LA 488      
337-557 1 Lafayette LA 477H AIRUS, INC. - LA 488   2021-10-03   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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