Real world company prefixes
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UA UB UC UD UE UF UG UH UI UJ UK UL UM UN UO UP UQ UR US UT UU UV UW UX UY UZ
UCA UCB UCC UCE UCF UCG UCH UCI UCK UCL UCM UCN UCO UCP UCR UCS UCT UCU UCW UCX
UA UB UC UD UE UF UG UH UI UJ UK UL UM UN UO UP UQ UR US UT UU UV UW UX UY UZ
UCA UCB UCC UCE UCF UCG UCH UCI UCK UCL UCM UCN UCO UCP UCR UCS UCT UCU UCW UCX
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| 1 | UCA | CommutAir | IATA: C5 | ICAO1 | |
| 2 | UCAG | UNITED CARGO LINES | SCAC4 | ||
| 3 | UCAL | UTI CRAF AGENT | SCAC4 | ||
| 4 | UCAR | UPSTATE AIR CARGO | SCAC4 | ||
| 5 | UCAT | USA CARTERET LLC | SCAC4 | ||
| 6 | UCAU | UCA CONTAINERS AG | PWRC | ||
| 7 | UCAU | UCA Containers AG | RSRV | ||
| 8 | UCAU | UNITED ARAB SHIPPING CO SAG | SCAC4 | ||
| 9 | UCAW | UNI-CHARTERING A/S | SCAC4 | ||
| 10 | UCBC | UNION CITY BODY CO | SCAC4 | ||
| 11 | UCBX | United Carbon Co., Inc. | 4/38-10/66; eliminated 1/69 | NRHS | |
| 12 | UCBX | ASHLAND CHEMICAL CO., CARBON BLACK & SYNTHETIC RUBBER DIV. [UNITED CARBON CO.] | PWRC | ||
| 13 | UCBX | United Carbon Co., Inc. | 7/1935-4/1961; eliminated 10/1963 | NAKINA | |
| 14 | UCBX | United Carbon Co. | added 10/1963; 7/1965-10/1966; eliminated 1/1969 | NAKINA | |
| 15 | UCBX | Ashland Chemical Co., Division of Ashland Oil & Refining Co., Carbon Black & Synthetic Rubber Division | added 1/1969; 4/1970; eliminated 4/1971 | NAKINA | |
| 16 | UCBX | Ashland Chemical Co., Division of Ashland Oil Inc., Carbon Black & Synthetic Rubber Division | added 4/1971; eliminated 7/1971 | NAKINA | |
| 17 | UCBX | Ashland Chemical Co., Division of Ashland Oil Inc. | added 7/1971; 1/1975; eliminated 1/1976 | NAKINA | |
| 18 | UCBX | Ashland Chemical Co., Division of Ashland Oil & Refining Co., Carbon Black & Synthetic Rubber Division | added 1/69; 4/70; eliminated 4/71 | NRHS | |
| 19 | UCBX | Ashland Chemical Co., Division of Ashland Oil Inc., Carbon Black & Synthetic Rubber Division | added 4/71 | NRHS | |
| 20 | UCBX | Ashland Chemical Co., Division of Ashland Oil Inc. | Jan-75 | NRHS | |
| 21 | UCBZ | UNITED COOP OF BIGELOW | PWRC | ||
| 22 | UCC | Uganda Air Cargo | ICAO1 | ||
| 23 | UCC | UNION CARBIDE CORPORATION, CARBON PRODUCTS DIV. | PWRC | ||
| 24 | UCCB | US CARRIERS CORP | SCAC4 | ||
| 25 | UCCE | ULTIMATE CONTAINER CARRIER | SCAC4 | ||
| 26 | UCCP | US CARGO CORP | SCAC4 | ||
| 27 | UCCS | UPPER COLUMBIA CONFERENCE SDA | SCAC4 | ||
| 28 | UCCU | AMERICAN CYANAMID | PWRC | ||
| 29 | UCCU | American Cyanamid | RSRV | ||
| 30 | UCCX | United Contracting Co. | 1/52-4/61 | NRHS | |
| 31 | UCCX | *UTAH COPPER CORP. | PWRC | ||
| 32 | UCCX | *UNITED CONTRACTING CO. | PWRC | ||
| 33 | UCCX | +UNION CARBIDE CANADA, LTD. | PWRC | ||
| 34 | UCCX | Utah Copper Corp. | 7/1937 (not listed) | NAKINA | |
| 35 | UCCX | United Contracting Co. | 4/1947-4/1961 (not listed) | NAKINA | |
| 36 | UCCX | Union Carbide Canada Ltd. | added 10/1969; 4/1970-1/1980; eliminated 1/1985; 1/1994-7/2005 (not listed) | NAKINA | |
| 37 | UCCX | Union Carbide Canada | RSRV | ||
| 38 | UCCX | UNION CARBIDE CORP. OF CANADA | SCAC4 | ||
| 39 | UCCX | Union Carbide Canada Ltd. | added 10/69; 4/70-1/80; eliminated 1/85; 1/94-7/2000 | NRHS | |
| 40 | UCCZ | UNION CAMP CORP. | PWRC | ||
| 41 | UCEA | USA CARRIER ENTERPRISES LLC | SCAC4 | ||
| 42 | UCEN | UNITED CARTAGE INC | SCAC4 | ||
| 43 | UCEX | Union Electric Co. | added 10/80; eliminated 10/84; 1/94; added 1/97; eliminated 4/97; 7/2000 | NRHS | |
| 44 | UCEX | UNION ELECTRIC COMPANY | PWRC | ||
| 45 | UCEX | Union Electric Co. | added 10/1980; eliminated 10/1984; 1/1994 (not listed); added 1/1997; eliminated 4/1997; 7/2000-7/2005 (not listed) | NAKINA | |
| 46 | UCEX | Union Electric | RSRV | ||
| 47 | UCEX | UNION ELECTRIC COMPANY | SCAC4 | ||
| 48 | UCFN | UNITED CALIFORNIA FREIGHT SOLUTIONS | SCAC4 | ||
| 49 | UCFX | Union Carbide Corp., Chemicals and Plastics Operations Division | added 4/71; 1/75; eliminated 1/79 | NRHS | |
| 50 | UCFX | UNION CARBIDE CORP., SUBSIDIARY OF THE DOW CHEMICAL CO. U.S.A. | PWRC | ||
| 51 | UCFX | Union Carbide Corp., Chemicals and Plastics Operations Division | added 4/1971; 1/1975; eliminated 1/1979 | NAKINA | |
| 52 | UCFX | Union Carbide Corp., Chemicals and Plastics Division | added 1/1979; 1/1980; eliminated 7/1980 | NAKINA | |
| 53 | UCFX | Union Carbide Corp. | added 7/1980; eliminated 10/1980 | NAKINA | |
| 54 | UCFX | Union Carbide Corp., Chemicals and Plastics Division | added 10/1980; eliminated 5/1983 | NAKINA | |
| 55 | UCFX | Union Carbide Corp. | added 5/1983; eliminated 1/1993 | NAKINA | |
| 56 | UCFX | Union Carbide Chemicals and Plastics Co., Inc. | added 1/1993; 1/1994; eliminated 1/1995; eliminated 4/1995 | NAKINA | |
| 57 | UCFX | Union Carbide Corp. | added 1/1995; added 4/1995; 7/2000-7/2005 | NAKINA | |
| 58 | UCFX | Union Carbide Corporation | RSRV | ||
| 59 | UCFX | UNION CARBIDE CORPORATION (A SUBSID | SCAC4 | ||
| 60 | UCFX | Union Carbide Corp., Chemicals and Plastics Division | added 1/79; 1/80; eliminated 7/80 | NRHS | |
| 61 | UCFX | Union Carbide Corp. | added 7/80; eliminated 10/80 | NRHS | |
| 62 | UCFX | Union Carbide Corp., Chemicals and Plastics Division | added 10/80; eliminated 5/83 | NRHS | |
| 63 | UCFX | Union Carbide Corp. | added 5/83; eliminated 1/93 | NRHS | |
| 64 | UCFX | Union Carbide Chemicals and Plastics Co., Inc. | added 1/93; 1/94; eliminated 1/95; eliminated 4/95 | NRHS | |
| 65 | UCFX | Union Carbide Corp. | added 1/95; added 4/95; 7/2000 | NRHS | |
| 66 | UCGL | UNITED CONCRETE & GRAVEL LTD | SCAC4 | ||
| 67 | UCGO | UNICARGO TRANSPORT | SCAC4 | ||
| 68 | UCGU | UCGU CONTAINERS DI UCCELLINI VALTER | SCAC4 | ||
| 69 | UCH | US Airports Air Charter | ICAO1 | ||
| 70 | UCHL | UNLIMITED CHANNELS | SCAC4 | ||
| 71 | UCHN | UCHAN TRANSPORT (1987) LTD | SCAC4 | ||
| 72 | UCIA | UNION COMMERCIAL INCORPORATED | SCAC4 | ||
| 73 | UCIC | ULYSESS CARRIERS INC | SCAC4 | ||
| 74 | UCINA | TECHNOSTEEL LBR SRL | RO | VKM | |
| 75 | UCIQ | UNLIMITED CARRIER INC | SCAC4 | ||
| 76 | UCIR | Union County Industrial R.R. Co. | added 7/96; 7/2000 | NRHS | |
| 77 | UCIR | UNION COUNTY INDUSTRIAL RAILROAD CO. | PWRC | ||
| 78 | UCIR | Union County Industrial R.R. Co. | added 7/1996; 7/2000-7/2005 | NAKINA | |
| 79 | UCIR | Union County Industrial Railroad | RSRV | ||
| 80 | UCIR | UNION COUNTY INDUSTRIAL RAILROAD CO | SCAC4 | ||
| 81 | UCIS | UNIQUE CARRIERS INC | SCAC4 | ||
| 82 | UCIX | Unichema Chemicals, Inc. | added 1/86; 1/94; eliminated 4/96 | NRHS | |
| 83 | UCIX | UNICHEMA CHEMICALS INC | PWRC | ||
| 84 | UCIX | Unichema Chemicals, Inc. | added 1/1986; 1/1994; eliminated 4/1996 | NAKINA | |
| 85 | UCK | Air Division of the Eastern Kazakhstan Region | ICAO1 | ||
| 86 | UCKX | BETHLEHEM STEEL CO. [UNION COAL & COKE CO.] | PWRC | ||
| 87 | UCKX | Union Coal & Coke Co. (Bethlehem Steel Co.) | 8/1920-7/1923 | NAKINA | |
| 88 | UCLD | UNVIERSAL CARLOADING & DISTRIBUTING CO | PWRC | ||
| 89 | UCLD | US CARGO LINK LLC | SCAC4 | ||
| 90 | UCLI | UNITCARGO CONTAINER LINE INC | SCAC4 | ||
| 91 | UCLL | UNITED COASTAL LOGISTICS LTD | SCAC4 | ||
| 92 | UCLQ | UNITED COMMODITIES LOGISTICS LLC | SCAC4 | ||
| 93 | UCLR | UNITED CARTAGE LLC | SCAC4 | ||
| 94 | UCLS | UNIVERSAL CARRIERS LLC | SCAC4 | ||
| 95 | UCLSK | UniCredit Leasing Slovakia, a.s. | SK | VKM | |
| 96 | UCLU | UNICORN LINES (PTY) LTD. | PWRC | ||
| 97 | UCLU | Unicorn Lines | RSRV | ||
| 98 | UCLU | UNICORN LINES (PTY) LTD | SCAC4 | ||
| 99 | UCLX | Union Chemical Carline, Inc. | added 7/56; 10/57-4/70 | NRHS | |
| 100 | UCLX | OCCIDENTAL CHEMICALS CORP. [BASIC CHEMICALS CO., LLC; VULCAN MATERIALS CO. CHEMICALS DIV.; UNION CHEMICAL CARLINE, INC.] | PWRC |
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