Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-677 A Trinidad CA TRNDCA11RS1  9740 PACIFIC BELL 722      
707-677 0 Trinidad CA   9740 PACIFIC BELL 722      
707-677 1 Trinidad CA   9740 PACIFIC BELL 722      
707-677 2 Trinidad CA   388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 722   2014-03-03   
707-677 3 Trinidad CA   9740 PACIFIC BELL 722      
707-677 4 Trinidad CA   649C ONVOY, LLC - CA 722   2018-12-24   
707-677 5 Trinidad CA   388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 722   2007-02-16   
707-677 6 Trinidad CA   649C ONVOY, LLC - CA 722   2013-01-10   
707-677 7 Trinidad CA   508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
707-677 8 Trinidad CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-09-08   
707-677 9 Trinidad CA   9740 PACIFIC BELL 722      

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

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