| 1 | ICC | Instituto Cartografico de Cataluna | Callsign: Carto, | E | AVCODES |
| 2 | ICC | Instituto Cartografico de Cataluna | | | ICAO1 |
| 3 | ICCB | INDUSTRIAL CHEMICALS CORPORATION | | | SCAC4 |
| 4 | ICCP | INTERGLOBAL CARGO CORP | | | SCAC4 |
| 5 | ICCU | ICCU CONTAINERS, INC. | | | PWRC |
| 6 | ICCU | ICCU Containers | | | RSRV |
| 7 | ICCX | International Catalyst Corp. | added 10/2001; 7/2005 | | NAKINA |
| 8 | ICCX | Inspiration Consolidated Copper Co. | added 7/1974; 1/1975; eliminated 10/1978 | | NAKINA |
| 9 | ICCX | Industrial Chemical Co. | 8/1920-7/1923 | | NAKINA |
| 10 | ICCX | Inspiration Consolidated Copper Co. | added 7/74; 1/75; eliminated 10/78 | | NRHS |
| 11 | ICCX | *INDUSTRIAL CHEMICAL CO. | | | PWRC |
| 12 | ICCX | *INSPIRATION CONSOLIDATED COPPER CO. | | | PWRC |
| 13 | ICCX | +INTERNATIONAL CATALYST CORP. | | | PWRC |
| 14 | ICCX | International Catalyst Corporation | | | RSRV |
| 15 | ICCX | INTERNATIONAL CATALYST CORPORATION | | | SCAC4 |
| 16 | ICCZ | INTERNATIONAL MINERAL CORP. | | | PWRC |
