Local Calling Guide

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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 536

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-536 A Glennville CA GLVLCAXFRS9  4420 FRONTIER CALIFORNIA INC. 734      
661-536 2 Glennville CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-02-22   
661-536 3 Glennville CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2018-09-01   
661-536 4 Glennville CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-02-22   
661-536 5 Glennville CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2017-04-04   
661-536 6 Glennville CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-08-13   
661-536 7 Glennville CA BKFDCA11XMD  508J CENTURYLINK COMMUNICATIONS, LLC 734   2015-05-05   
661-536 8 Glennville CA GLVLCAXFRS9  4420 FRONTIER CALIFORNIA INC. 734      
661-536 9 Glennville CA   145J TERRA NOVA TELECOM INC. 734   2021-10-02   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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