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: 8921 TRICOM

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
829-593 A Santo Domingo DR   828      
829-594 A Santo Domingo DR   828      
829-595 A Santo Domingo DR   828      
829-596 A Santo Domingo DR   828      
829-597 A Santo Domingo DR   828      
829-681 A Santo Domingo DR   828      
829-687 A Santo Domingo DR   828      
829-688 A Santo Domingo DR   828      
829-710 A Santo Domingo DR   828      
829-724 A Santo Domingo DR   828      
829-732 A Santo Domingo DR   828      
829-971 A Santo Domingo DR   828      

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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