КодСтранаРегионГородОператорДобавлено
+1 571 СШАVA Northern Virginia: Arlington, McLean, Tysons Corn2013-08-22
+1 571 СШАHerndon, VA2013-10-18
+1 571 438СШАArlingtonArlington, VAAtx Telecommunications Services, Ltd-va, Landline2013-10-18