Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: MRBOMAFZDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
508-305 A Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 0 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 1 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 3 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 4 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 6 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 8 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-305 9 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 A Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 0 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 1 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 3 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 4 Marlboro MA 7135 TC SYSTEMS, INC. 128   2007-04-06   
508-382 5 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 8 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-382 9 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-449 2 Marlboro MA 7135 TC SYSTEMS, INC. 128   2004-07-09   
508-467 A Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-683 4 Marlboro MA 7135 TC SYSTEMS, INC. 128   2004-07-09   
508-683 5 Marlboro MA 7135 TC SYSTEMS, INC. 128   2004-07-09   
508-683 6 Marlboro MA 7135 TC SYSTEMS, INC. 128   2004-07-09   
508-804 A Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 0 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 1 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 2 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 3 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 4 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 8 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-804 9 Marlboro MA 7135 TC SYSTEMS, INC. 128      
508-903 A Natick MA 7135 TC SYSTEMS, INC. 128      
508-903 1 Natick MA 7135 TC SYSTEMS, INC. 128      
508-903 2 Natick MA 7135 TC SYSTEMS, INC. 128      
508-903 4 Natick MA 7135 TC SYSTEMS, INC. 128      
508-903 5 Natick MA 7135 TC SYSTEMS, INC. 128      
508-903 6 Natick MA 7135 TC SYSTEMS, INC. 128      
508-925 A Shrewsbury MA 7135 TC SYSTEMS, INC. 128      
508-925 1 Shrewsbury MA 7135 TC SYSTEMS, INC. 128      
508-925 3 Shrewsbury MA 7135 TC SYSTEMS, INC. 128      
508-926 A Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 0 Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 1 Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 2 Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 3 Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 4 Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 5 Worcester MA 7135 TC SYSTEMS, INC. 128      
508-926 6 Worcester MA 7135 TC SYSTEMS, INC. 128      
978-218 A Sudbury MA 7135 TC SYSTEMS, INC. 128      
978-218 5 Sudbury MA 7135 TC SYSTEMS, INC. 128      
978-226 A Tyngsboro MA 7135 TC SYSTEMS, INC. 128      
978-226 9 Tyngsboro MA 7135 TC SYSTEMS, INC. 128      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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