| 1 | OSS | Servicios Aereos Noticiosos, S.A. de C.V. | Callsign: Noticiosos, | MEX | AVCODES |
| 2 | OSS | Servicios Aereos Noticiosos | | | ICAO1 |
| 3 | OSSA | OLYMPIC STEAMSHIP AGENCIES, INC. | | | SCAC3 |
| 4 | OSSB | ONE SEVEN SIX ZERO SIX ONE SIX | | | SCAC4 |
| 5 | OSSG | ONE SEVEN SEVEN ZERO SIX NINE SEVEN | | | SCAC4 |
| 6 | OSSK | ONE SEVEN SIX FIVE FOUR NINE FIVE ( | | | SCAC4 |
| 7 | OSSL | OCEANSAFETY SHIPPING LTD | | | SCAC3 |
| 8 | OSSM | ONE SEVEN SEVEN FOUR SIX ZERO ONE ( | | | SCAC4 |
| 9 | OSSN | ONE SEVEN SIX FOUR TWO TWO TWO (176 | | | SCAC4 |
| 10 | OSSO | ONE FIVE FOUR FIVE SIX SEVEN SIX (1 | | | SCAC4 |
| 11 | OSSP | ONE SEVEN SEVEN FOUR FIVE TWO THREE | | | SCAC4 |
| 12 | OSSQ | ONE SEVEN SEVEN SIX NINE FOUR FOUR | | | SCAC4 |
| 13 | OSSR | Ministerstvo obrany SR | | SK | VKM |
| 14 | OSSU | EUROVOS B.V. | | | PWRC |
| 15 | OSSU | Eurovos B.V. | | | RSRV |
| 16 | OSSU | DEN HARTOGH INTERMODAL BV | | | SCAC4 |
| 17 | OSSV | OWENS SECURITY SERVICES INC | | | SCAC3 |
| 18 | OSSV | ONE SIX SIX ZERO FIVE ONE THREE (16 | | | SCAC4 |
| 19 | OSSY | OCCUPANT SAFETY SYSTEMS INC | | | SCAC3 |
