Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: HDLBMSMADS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
601-787 A Heidelberg MS 9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 482      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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