КодСтранаРегионГородОператорДобавлено
+1 508 СШАMA Cent. Massachusetts: Framingham; Cape Cod (see sp2013-08-22
+1 508 СШАWorcester, MA2013-10-18
+1 508 510СШАPlymouthBrockton, MARcn Telecom Services, Landline2013-10-18