Cinqueville, 1373.
      Cittadella, 341, 434, 452, 944, 1301, 1365, 1366, 1367, 1368, 1369, 1372, 1380.
      Cittanuova, 156, 913, 1097.
      Cividale d'Austria, 110, 326, 469, 1099, 1130, 1139.
      Cividal di Belluno, 23, 60, 61, 328, 442, 606, 914, 973, 1017, 1036, 1044, 1059, 1061, 1067, 1075, 1092, 1100, 1108, 1135, 1174, 1188, 1252, 1269, 1342.
      Civita di Castelli (Cittą di castello), 345, 351, 371, 375, 383, 384, 409, 462, 511, 716.
      Civitavecchia, 15, 25, 425, 501, 596, 676, 696, 749, 879, 912, 1014.
      Clava, 974.
      Clero (valle del), 796.
      Cleves, 889, 892, 894, 895, 910.
      Clissa, 184, 401.
      Cliva, 898.
      Clori v. Glurus.
      Cluson, 815, 1267, 1275.
      Codignola, Cotignola, 14, 88, 472, 658, 1195, 1197, 1199, 1230, 1251, 1269, 1270, 1278, 1279, 1289, 1290, 1294, 1295, 1307, 1310, 1314, 1318, 1319, 1324, 1326, 1339, 1343, 1352, 1354, 1375.
      Codogno, 783, 881.
      Codroipo, 1366.
      Colla, 1269.
      Colle Imperiale, 155.
      Colle Salvato (Salveto), 430.
      Cologna, 39, 49, 80, 528, 571, 592, 617, 914, 944.
      Colorno, 830.
      Comacchio, 110, 334, 772, 1062, 1116, 1194.
      Como, 89, 112, 121, 237, 411, 452, 671, 769, 1018, 1033, 1116, 1135, 1192, 1193, 1198, 1203, 1209, 1210, 1213, 1214, 1217, 1218, 1222, 1229, 1254, 1255, 1263, 1264, 1275.
      Conca, Concha, 40.
      Concordia, 472, 795, 964, 1014, 1159, 1168, 1180, 1187.
      Condosola, 29.
      Coyra, Cuora, Coira, 494, 526, 553, 617, 729, 741, 817, 830, 844, 846, 882, 934, 935, 940, 977, 996, 1153, 1188, 1217.
      Cojano, Cugliana, 501.
      Conegliano, 256, 334, 367, 774.
      Conversona, 1316.
      Coranto, v. Corinto.
      Corbavia, Crovacia, Croazia, 157, 361, 363, 395, 437, 466, 500, 650, 816, 853, 879, 881, 910, 929, 974, 997, 1010, 1019, 1074, 1078, 1092, 1103, 1145, 1160, 1161, 1171, 1220, 1271, 1319, 1326, 1330.