КодСтранаРегионГородОператорДобавлено
+1 319 СШАIA E Iowa: Cedar Rapids (see split 563)2013-08-22
+1 515 СШАIA Cent. Iowa: Des Moines (see split 641)2013-08-22
+1 563 СШАIA E Iowa: Davenport, Dubuque (split from 319, eff 32013-08-22
+1 641 СШАIA Iowa: Mason City, Marshalltown, Creston, Ottumwa2013-08-22
+1 712 СШАIA W Iowa: Council Bluffs2013-08-22