Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Cataño, PR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
787-275 A CTANPRURRS1  3201 PUERTO RICO TEL. CO. 820      
787-275 0   3201 PUERTO RICO TEL. CO. 820      
787-275 1   3201 PUERTO RICO TEL. CO. 820      
787-275 2   3201 PUERTO RICO TEL. CO. 820      
787-275 3   3201 PUERTO RICO TEL. CO. 820      
787-275 4   3201 PUERTO RICO TEL. CO. 820      
787-275 5   3201 PUERTO RICO TEL. CO. 820      
787-275 6   3201 PUERTO RICO TEL. CO. 820      
787-275 7   3201 PUERTO RICO TEL. CO. 820      
787-275 8   3201 PUERTO RICO TEL. CO. 820      
787-275 9   073H TELNYX LLC 820   2022-11-26   
787-788 A CTANPRURRS1  3201 PUERTO RICO TEL. CO. 820      
787-936 A GUYNPR20DS0  9726 WORLDNET TELECOMMUNICATIONS, INC. - PR 820      
787-936 0   955G LIBERTY COMMUNICATIONS OF PUERTO RICO LLC 820   2016-01-08   
787-936 1   955G LIBERTY COMMUNICATIONS OF PUERTO RICO LLC 820   2017-04-23   
787-936 2   955G LIBERTY COMMUNICATIONS OF PUERTO RICO LLC 820   2019-03-30   
787-936 3   559F NEUTRAL TANDEM - PR 820   2021-01-25   
787-936 4   091J LUMEN TECHNOLOGIES PUERTO RICO, LLC 820   2020-03-08   
787-936 5   624H ONVOY SPECTRUM, LLC 820   2023-12-05   
787-936 6   985G NATURAL G.C. INC. - PR 820   2019-04-19   
787-936 7   9726 WORLDNET TELECOMMUNICATIONS, INC. - PR 820   2007-03-19   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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