Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 765 [Rate centres in NPA 765] [Dial plan for NPA 765]

NXX: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
765-599 A New Castle IN NWCSIN01DS0  9325 INDIANA BELL TEL CO INC 336      
765-599 0 New Castle IN   145J TERRA NOVA TELECOM INC. 336   2026-06-05   
765-599 1 New Castle IN NWCSIN01DS0  9325 INDIANA BELL TEL CO INC 336      
765-599 2 New Castle IN NWCSIN01DS0  9325 INDIANA BELL TEL CO INC 336      
765-599 3 New Castle IN NWCSIN01DS0  9325 INDIANA BELL TEL CO INC 336      
765-599 4 New Castle IN NWCSIN01DS0  9325 INDIANA BELL TEL CO INC 336      
765-599 9 New Castle IN NWCSIN01DS0  9325 INDIANA BELL TEL CO INC 336      

Last updated: Sun, 17 May 2026 03:26:51 UTC

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