КодСтранаРегионГородОператорДобавлено
+1 641 СШАIA Iowa: Mason City, Marshalltown, Creston, Ottumwa2013-08-22
+1 641 СШАMason City, IA2013-10-18
+1 641 620СШАMarionPella, IAWindstream Iowa Communications, Landline2013-10-18