Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 746B ORANGE (DOMINICA) LIMITED

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
767-421 A Roseau DM ROSUDM01CM0  830      
829-417 A Santo Domingo DR SWCHDRUNKNO  828      
829-554 A Santo Domingo DR SWCHDRUNKNO  828      
829-572 A Santo Domingo DR SWCHDRUNKNO  828      

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

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