| Carrier Code | Carrier Name |
| UALC | UNIVERSAL AFRICA LINES N V (N A) |
| UANV | U S AFRICA NAVIGATION INC |
| UASC | UNITED ARAB SHIPPING COMPANY |
| UASU | UNITED ARAB SHIPPING |
| UBCU | UNITED FRUIT CO (CHIQUITA BRANDS INC-CONTAINERS) |
| UBMU | UNITED BALTIC CORPORATION LTD |
| UCGU | UCCELLINI S A S |
| UCLI | UNITCARGO CONTAINER LINE INC |
| UCLU | UNICORN LINES (PYT) LTD |
| UCMI | UNIVERSAL CARGO MANAGEMENT INC |
| UCNI | U S CONSOLIDATORS INTERNATIONAL CORP |
| UCOL | UNICOOLSHIP LTD |
| UENU | UNENO FINE CHEMICALS INDUSTRY LTD |
| UFCU | UNI-FLEX CONTAINER CORP |
| UFSR | ULTIMATE FREIGHT SERVICES PTE LTD |
