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.

Switch: ARRYPRCODS1

Remotes:

Switch Switch name Switch type
AGURPRRRRS1  AGUIRRE  RSC 
COMOPRURRS1  COAMO  RSC 
GUYMPRURRS1  GUAYAMA  RSC 
MUNBPRURRS1  MAUNABO  RSC 
SLNSPRURRS1  SALINAS  RSC 
SNIBPRURRS1  SANTA ISABEL  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
787-271 A Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 0 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 1 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 2 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 3 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 4 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 5 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-271 6 Arroyo PR 3201 PUERTO RICO TEL. CO. 820      
787-839 A Arroyo PR 3201 PUERTO RICO TEL. CO. 820      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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