| 1 | SAF | Republic Of Singapore Air Force | Callsign: Singa, | SGP | AVCODES |
| 2 | SAF | Republic of Singapore Air Force | | | ICAO1 |
| 3 | SAF | SAFETY BUS SERVICE | | | SCAC4 |
| 4 | SAF | Slovenian Armed Forces (Slovenska vojska) | | SLO | TRAFFIC |
| 5 | SAFA | SAFARI FREIGHT INC | | | SCAC4 |
| 6 | SAFB | SAFETY BATH INC | | | SCAC4 |
| 7 | SAFD | SEA AIR FREIGHT DISTRIBUTION SERVIC | | | SCAC4 |
| 8 | SAFE | S A F E TRANSPORTATION | | | SCAC4 |
| 9 | SAFETY | Safety Tours | | US-NJ | TRAFFIC |
| 10 | SAFG | SUPERIOR AUTO TRANSPORT | | | SCAC4 |
| 11 | SAFG | Safeguard Coaches | | GB | TRAFFIC |
| 12 | SAFI | SAVAGE FARMS INC | | | SCAC4 |
| 13 | SAFK | SAFEWORKS | | | SCAC4 |
| 14 | SAFL | SAFETY-KLEEN CANADA INC | | | SCAC4 |
| 15 | SAFM | SAFMARINE | | | SCAC1 |
| 16 | SAFM | SAFMARINE CONTAINER LINES ( | | | SCAC4 |
| 17 | SAFN | SATURN ACADEMY | | | SCAC4 |
| 18 | SAFP | SAFE TRANSPORTATION SERVICES INC | | | SCAC4 |
| 19 | SAFQ | SAFFRON TRUCKING INC | | | SCAC4 |
| 20 | SAFR | SAFE TRANSPORTATION | | | SCAC4 |
| 21 | SAFU | SOTRAFER SARL | | ZRE | BIC |
| 22 | SAFU | SAFBANK LINE LTD. | | | SCAC1 |
| 23 | SAFV | SAFEWAY VAN LINES OF WAYNESVILLE IN | | | SCAC4 |
| 24 | SAFX | Safety-Kleen Corp. | added 4/1997; 7/2000; 7/2005 (not listed) | | NAKINA |
| 25 | SAFX | Safety-Kleen Corp. | added 4/97; 7/2000 | | NRHS |
| 26 | SAFX | SAFETY-KLEEN CORPORATION | | | PWRC |
| 27 | SAFX | Safety-Kleen Corporation | | | RSRV |
| 28 | SAFZ | SAVANNAH FOOD | | | PWRC |
