| 1 | INO | Aeroservicios Integrados de Norte, S.A. de C.V. | Callsign: Intenor, | MEX | AVCODES |
| 2 | INO | Aeroservicios Intergrados de Norte | | | ICAO1 |
| 3 | INOC | INTEROCEAN LINES | | | SCAC1 |
| 4 | INOC | INTEROCEAN LINES INC | | | SCAC4 |
| 5 | INOG | INTERNATIONAL LOGISTICS TRANSPORT I | | | SCAC4 |
| 6 | INOH | The Indiana & Ohio R.R., Inc. | 1/1994-7/2005 | | NAKINA |
| 7 | INOH | The Indiana & Ohio Rail System | added 7/1989; added 4/1993 | | NAKINA |
| 8 | INOH | The Indiana & Ohio Rail Corp. | eliminated 7/1989 | | NAKINA |
| 9 | INOH | The Indiana & Ohio R.R., Inc. | added 10/1979; 1/1980; added 10/1980 | | NAKINA |
| 10 | INOH | The Indiana & Ohio R.R., Inc. | 1/80; added 10/80 | | NRHS |
| 11 | INOH | The Indiana & Ohio Rail Corp. | eliminated 7/89 | | NRHS |
| 12 | INOH | The Indiana & Ohio Rail System | added 7/89; added 4/93 | | NRHS |
| 13 | INOH | The Indiana & Ohio R.R., Inc. | 1/94-7/2000 | | NRHS |
| 14 | INOH | INDIANA & OHIO RAILROAD, INC. | | | PWRC |
| 15 | INOH | Indiana and Ohio Railroad | | | RSRV |
| 16 | INOL | INMOTION LLC | | | SCAC4 |
| 17 | INOR | The Indiana & Ohio Rail System | eliminated 7/1994; eliminated 10/1998 | | NAKINA |
| 18 | INOR | The Indiana & Ohio Rail System | eliminated 7/94; eliminated 10/98 | | NRHS |
| 19 | INOR | INDIANA & OHIO RAIL SYSTEM | | | PWRC |
| 20 | INOT | IN N OUT TRANSPORT INC | | | SCAC4 |
| 21 | INOU | INOX INDIA LTD. | | IND | BIC |
| 22 | INOU | INOX AIR PRODUCTS LIMITED | | | SCAC4 |
| 23 | INOX | Indiana & Ohio Rail Corp. | added 1/1995; 7/2000; eliminated 1/2002; 7/2005 (not listed) | | NAKINA |
| 24 | INOX | Invincible Oil Corp., series 700-799, 900-999 see Montrose Oil Refining Co., Inc. | 7/1923 | | NAKINA |
| 25 | INOX | Invincible Oil Corp. | 8/1920-7/1923 | | NAKINA |
| 26 | INOX | Indiana & Ohio Rail Corp. | added 1/95; 7/2000 | | NRHS |
| 27 | INOX | *INVINCIBLE OIL CORP. (MONTROSE OIL REFINING CO.) | | | PWRC |
| 28 | INOX | +INDIANA & OHIO RAIL CORPORATION | | | PWRC |
| 29 | INOX | Indiana and Ohio Rail Corporation | | | RSRV |
| 30 | INOX | INDIANA & OHIO RAIL CORPORATION | | | SCAC4 |