| 1 | UFS | UFS, Inc. | IATA: U2, Callsign: Feeder Flight, Founded in 1993. Ceased operations during 1999. | USA | AVCODES |
| 2 | UFS | UFS | | | ICAO1 |
| 3 | UFSI | UNIVERSAL FREIGHT SYSTEMS INC | | | SCAC4 |
| 4 | UFSK | US FREIGHT SYSTEMS INC | | | SCAC4 |
| 5 | UFSL | URBAN FREIGHT SERVICES LTD | | | SCAC4 |
| 6 | UFSP | UNLIMITED FURNITURE SUPPLY INC | | | SCAC4 |
| 7 | UFSQ | UNION FREIGHT SERVICES INC | | | SCAC4 |
| 8 | UFSS | CHIQUITA BRANDS, INC. | | | SCAC4 |
| 9 | UFSV | USA FREIGHT SERVICE INC | | | SCAC4 |
| 10 | UFSY | UNIVERSAL FREIGHT SYSTEM | | | SCAC4 |
