Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 7135 TC SYSTEMS, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
617-218 2 Cambridge MA CMBRMA01DS5  128      
617-218 3 Cambridge MA CMBRMA01DS5  128      
617-218 4 Cambridge MA CMBRMA01DS5  128      
617-218 5 Cambridge MA CMBRMA01DS5  128      
617-218 6 Cambridge MA CMBRMA01DS5  128      
617-218 8 Cambridge MA CMBRMA01DS5  128      
617-218 9 Cambridge MA CMBRMA01DS5  128      
617-250 A Cambridge MA CMBRMA01DS5  128      
617-250 0 Cambridge MA CMBRMA01DS5  128      
617-250 1 Cambridge MA CMBRMA01DS5  128      
617-250 2 Cambridge MA CMBRMA01DS5  128      
617-250 3 Cambridge MA CMBRMA01DS5  128      
617-250 4 Cambridge MA CMBRMA01DS5  128      
617-250 5 Cambridge MA CMBRMA01DS5  128      
617-250 6 Cambridge MA CMBRMA01DS5  128      
617-250 9 Cambridge MA CMBRMA01DS5  128      
617-316 A Boston MA BSTNMACODS0  128      
617-378 A Boston MA BSTNMACODS2  128      
617-378 0 Boston MA BSTNMACODS2  128      
617-378 3 Boston MA BSTNMACODS2  128      
617-378 4 Boston MA BSTNMACODS2  128      
617-378 6 Boston MA BSTNMACODS2  128      
617-378 9 Boston MA BSTNMACODS2  128      
617-385 A Boston MA BSTNMACODS0  128      
617-392 A Boston MA BSTNMACODS0  128      
617-396 A Brookline MA BSTNMACODS2  128      
617-396 9 Brookline MA BSTNMACODS2  128      
617-406 A Boston MA BSTNMACODS2  128      
617-406 0 Boston MA BSTNMACODS2  128      
617-406 1 Boston MA BSTNMACODS2  128      
617-406 2 Boston MA BSTNMACODS2  128      
617-406 3 Boston MA BSTNMACODS2  128      
617-406 4 Boston MA BSTNMACODS2  128      
617-406 5 Boston MA BSTNMACODS2  128      
617-406 6 Boston MA BSTNMACODS2  128      
617-409 4 Chelsea MA CMBRMA01DS5  128   2002-05-18   
617-431 A Newton MA CMBRMA01DS5  128      
617-431 9 Newton MA CMBRMA01DS5  128      
617-433 A Milton MA BSTNMACODS2  128      
617-433 3 Milton MA BSTNMACODS2  128      
617-454 A Newton MA CMBRMA01DS5  128      
617-454 0 Newton MA CMBRMA01DS5  128      
617-454 1 Newton MA CMBRMA01DS5  128      
617-454 2 Newton MA CMBRMA01DS5  128      
617-454 3 Newton MA CMBRMA01DS5  128      
617-454 6 Newton MA CMBRMA01DS5  128      
617-454 9 Newton MA CMBRMA01DS5  128      
617-476 A Boston MA BSTNMACODS0  128      
617-487 A Brookline MA BSTNMACODS0  128      
617-487 0 Brookline MA BSTNMACODS0  128      

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Last updated: Tue, 04 May 2021 15:04:27 UTC

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