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.
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Switch: SNJOPRECCM0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
939-905 7 Santurce PR 639J LIBERTY MOBILE PUERTO RICO INC. 820   2023-01-22   
939-905 8 Santurce PR 639J LIBERTY MOBILE PUERTO RICO INC. 820   2023-01-22   
939-905 9 Santurce PR 639J LIBERTY MOBILE PUERTO RICO INC. 820   2023-01-22   
939-940 A Santurce PR 639J LIBERTY MOBILE PUERTO RICO INC. 820      
939-969 A Santurce PR 639J LIBERTY MOBILE PUERTO RICO INC. 820      

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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