| 1 | SNO | Delta Air Charter Ltd. | Callsign: Snowball, | CDN | AVCODES |
| 2 | SNO | Delta Air Charter Ltd. | IATA: 9D, Callsign: Snowball, Designator recalled by IATA | CDN | AVCODES |
| 3 | SNO | Delta Air Charter | | | ICAO1 |
| 4 | SNOA | SANTOS TRANSPORTATION LLC | | | SCAC4 |
| 5 | SNOB | SOLUTIONS ONE (1) LOGISTICS | | | SCAC4 |
| 6 | SNOB | Nordostbahn | Real: NOB | CH | TRAFFIC |
| 7 | SNOC | SINO CONTAINER LINE, INC. | | | SCAC4 |
| 8 | SNOD | SANDERS OIL CO INC | | | SCAC4 |
| 9 | SNOE | SANDERSON OIL CO INC | | | SCAC4 |
| 10 | SNOF | STALLION CARRIER CORP | | | SCAC4 |
| 11 | SNOG | SENN FREIGHT LINES INC | | | SCAC4 |
| 12 | SNOH | SERRANO TRUCKING | | | SCAC4 |
| 13 | SNOH | Community Transit Snohomish County | | US-WA | TRAFFIC |
| 14 | SNOI | STERN OIL COMPANY INC | | | SCAC4 |
| 15 | SNOJ | SPARTON | | | SCAC4 |
| 16 | SNOM | SCHNEIDER NATIONAL CARRIERS INC (OP | | | SCAC4 |
| 17 | SNON | SHANNON TRUCKING CO | | | SCAC1 |
| 18 | SNON | SHANNON TRUCKING CO | | | SCAC4 |
| 19 | SNOQ | SPINETRONICS LLC | | | SCAC4 |
| 20 | SNOR | SONAR LIMITED PARTNERSHIP | | | SCAC4 |
| 21 | SNOS | SANTARELLI & SONS OIL CO INC | | | SCAC4 |
| 22 | SNOT | SIX NINE SEVEN THREE ONE EIGHT | | | SCAC4 |
| 23 | SNOY | STONE OIL | | | SCAC4 |
