Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 7135 TC SYSTEMS, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
508-804 1 Marlboro MA MRBOMAFZDS0  128      
508-804 2 Marlboro MA MRBOMAFZDS0  128      
508-804 3 Marlboro MA MRBOMAFZDS0  128      
508-804 4 Marlboro MA MRBOMAFZDS0  128      
508-804 8 Marlboro MA MRBOMAFZDS0  128      
508-804 9 Marlboro MA MRBOMAFZDS0  128      
508-808 A Framingham MA WRCSMA02DS1  128      
508-808 6 Framingham MA WRCSMA02DS1  128      
508-808 7 Framingham MA WRCSMA02DS1  128      
508-827 A Hyannis MA WRCSMA02DS1  128      
508-827 3 Hyannis MA WRCSMA02DS1  128      
508-838 A Attleboro MA WRCSMA02DS1  128      
508-838 2 Attleboro MA WRCSMA02DS1  128      
508-844 A Taunton MA WRCSMA02DS1  128      
508-844 2 Taunton MA WRCSMA02DS1  128      
508-903 A Natick MA MRBOMAFZDS0  128      
508-903 1 Natick MA MRBOMAFZDS0  128      
508-903 2 Natick MA MRBOMAFZDS0  128      
508-903 4 Natick MA MRBOMAFZDS0  128      
508-903 5 Natick MA MRBOMAFZDS0  128      
508-903 6 Natick MA MRBOMAFZDS0  128      
508-903 9 Natick MA WRCSMA02DS1  128      
508-925 A Shrewsbury MA MRBOMAFZDS0  128      
508-925 1 Shrewsbury MA MRBOMAFZDS0  128      
508-925 3 Shrewsbury MA MRBOMAFZDS0  128      
508-926 A Worcester MA MRBOMAFZDS0  128      
508-926 0 Worcester MA MRBOMAFZDS0  128      
508-926 1 Worcester MA MRBOMAFZDS0  128      
508-926 2 Worcester MA MRBOMAFZDS0  128      
508-926 3 Worcester MA MRBOMAFZDS0  128      
508-926 4 Worcester MA MRBOMAFZDS0  128      
508-926 5 Worcester MA MRBOMAFZDS0  128      
508-926 6 Worcester MA MRBOMAFZDS0  128      
508-927 A Plymouth MA WRCSMA02DS1  128      
508-927 0 Plymouth MA WRCSMA02DS1  128      
508-934 5 Dover MA WRCSMA02DS1  128   2002-05-18   
508-948 A Westboro MA BSTNMACODS2  128      
508-948 1 Westboro MA BSTNMACODS2  128      
508-952 A Norton MA WRCSMA02DS1  128      
508-952 4 Norton MA WRCSMA02DS1  128      
617-217 A Boston MA BSTNMACODS0  128      
617-217 0 Boston MA BSTNMACODS0  128      
617-217 2 Boston MA BSTNMACODS0  128      
617-217 3 Boston MA BSTNMACODS0  128      
617-217 5 Boston MA BSTNMACODS0  128      
617-217 6 Boston MA BSTNMACODS0  128      
617-217 7 Boston MA BSTNMACODS0  128      
617-218 A Cambridge MA CMBRMA01DS5  128      
617-218 0 Cambridge MA CMBRMA01DS5  128      
617-218 1 Cambridge MA CMBRMA01DS5  128      

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

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