Local Calling Guide

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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-231 A Watertown MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-231 0 Watertown MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-231 1 Watertown MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-231 2 Watertown MA FRMNMAWARMD  7421 AT&T - LOCAL 128      
617-231 3 Watertown MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
617-231 4 Watertown MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-231 5 Watertown MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128      
617-231 6 Watertown MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-231 7 Watertown MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-231 8 Watertown MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
617-231 9 Watertown MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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