| 4601 | CERX | UNION TANK CAR | | | SCAC4 |
| 4602 | CERY | CENTURY TRANSPORTATION CORPORATION | | | SCAC3 |
| 4603 | CERY | CERES SOLUTIONS LLP | | | SCAC4 |
| 4604 | CERZ | CONNECTICUT ELECTRIC RAILWAY | | | PWRC |
| 4605 | CERZ | COMMERCIT S A, | | | SCAC3 |
| 4606 | CES | China Eastern Airlines | IATA: MU, Callsign: China Eastern, IATA Prefix: 781, Formerly CAAC Shanghai region | PRC | AVCODES |
| 4607 | CES | China Eastern Airlines | IATA: MU | | ICAO1 |
| 4608 | CES | China Eastern Airlines | Real: CES, MU | PRC | TRAFFIC |
| 4609 | CESA | CENTRAL STATES DISPATCH INC | | | SCAC3 |
| 4610 | CESA | CALIBAJA ELECTRONICS S A DE C | | | SCAC4 |
| 4611 | CESB | CONTRACTORS EQUIPMENT SUPPLY CO | | | SCAC3 |
| 4612 | CESB | CLOUTIER, S B ENR | | | SCAC4 |
| 4613 | CESC | CENTRAL STONE COMPANY | | | SCAC3 |
| 4614 | CESD | CENTRAL STATES DISTRIBUTING INC | | | SCAC3 |
| 4615 | CESD | CESSNA TRANSPORT INC | | | SCAC4 |
| 4616 | CESE | CENTRAL STATES ENGINEERING INC | | | SCAC3 |
| 4617 | CESF | CONTINENTAL EXPEDITED SERVICES | | | SCAC4 |
| 4618 | CESG | COATES, E S TRUCKING | | | SCAC3 |
| 4619 | CESG | CELTIC SHIPPING INC | | | SCAC4 |
| 4620 | CESH | CALCASIEU SHIPPING CORP. | | | SCAC3 |
| 4621 | CESH | CROWNED EAGLE SHIPPING LLC | | | SCAC4 |
| 4622 | CESI | CENCAR SERVICES INC | | | SCAC3 |
| 4623 | CESI | CENTRO SPEDIZIONI INTERNAZIONALI SR | | | SCAC4 |
| 4624 | CESJ | COLUMBIA EXPORT SERVICE CO | | | SCAC4 |
| 4625 | CESK | CHESAPEAKE MARINE TOURS INC | | | SCAC3 |
| 4626 | CESL | CELTIC SHIPPING LINE LLC | | | SCAC4 |
| 4627 | CESM | CENTRAL SCRAP METAL CO INC | | | SCAC3 |
| 4628 | CESM | CATHEDRAL ENERGY SERVICES LIMITED P | | | SCAC4 |
| 4629 | CESN | CENTRAL-HERRIN STORAGE & TRANSFER C | | | SCAC4 |
| 4630 | CESQ | CITY EXPRESS SERVICE INC | | | SCAC3 |
| 4631 | CESQ | CENTRAL STATES PETROLEUM INC | | | SCAC4 |
| 4632 | CESR | CENTER STATE TRANSPORT, INC | | | SCAC3 |
| 4633 | CESR | CESCO SOLUTIONS INC | | | SCAC4 |
| 4634 | CESS | C E & S ENTERPRISES INC | | | SCAC3 |
| 4635 | CESS | CHESS'N MATH | | | SCAC4 |
| 4636 | CESSNA | Cessna Aircraft Company | | US-KS | TRAFFIC |
| 4637 | CEST | CANNONBALL EXPRESS TRUCKING SERVICE | | | SCAC3 |
| 4638 | CESU | CAI INTERNATIONAL | | USA | BIC |
| 4639 | CESU | CONSENT EQUIPMENT AB SWEDEN | | | SCAC3 |
| 4640 | CESU | CONSENT EQ | | | SCAC4 |
| 4641 | CESV | CENTRAL SPOTTING SERVICE INC | | | SCAC3 |
| 4642 | CESW | CONTINENTAL ESTATES INC | | | SCAC3 |
| 4643 | CESX | CENTRAL STATES RAIL ASSOCIATES, INC. | | | PWRC |
| 4644 | CESX | CENTRAL STATES RAIL ASSOCIATES INC | | | SCAC4 |
| 4645 | CESY | COMPLETE TRANSPORT INC | | | SCAC3 |
| 4646 | CESY | CELINE SALES | | | SCAC4 |
| 4647 | CET | Centrafrican Airlines | Callsign: Centrafrican, Designator GC recalled by IATA | RCA | AVCODES |
| 4648 | CET | Kal Air | Callsign: Ceta-Air, | F | AVCODES |
| 4649 | CET | Centrafrican Airlines | IATA: GC, Callsign: Centrafrican, Designator GC recalled by IATA | RCA | AVCODES |
| 4650 | CET | Ceeta-Kel Air | Callsign: Ceta-Air, | F | AVCODES |
| 4651 | CET | Centrafrican Airlines | | | ICAO1 |
| 4652 | CETA | CARTER TRANSPORTATION INC | | | SCAC3 |
| 4653 | CETB | CROSS E TRANSPORTATION | | | SCAC3 |
| 4654 | CETB | CENTENARIO TRUCKING AND TRANSPORTAT | | | SCAC4 |
| 4655 | CETD | CENTRAL DIVISION INC | | | SCAC3 |
| 4656 | CETE | CENTRAL TRANSFER CO INC | | | SCAC3 |
| 4657 | CETE | CETUS TRANSPORT LTD | | | SCAC4 |
| 4658 | CETF | C & E TRANSPORT INC | | | SCAC3 |
| 4659 | CETF | C E T FIRE PUMPS MFG | | | SCAC4 |
| 4660 | CETG | CENTRAL TRUCKING | | | SCAC3 |
| 4661 | CETIS | CET SA | | RO | VKM |
| 4662 | CETK | CTL DISTRIBUTION INC | | | SCAC3 |
| 4663 | CETK | CTL DISTRIBUTION LOGISTICS LLC | | | SCAC4 |
| 4664 | CETM | CENTRY MOVING AND STORAGE INC | | | SCAC3 |
| 4665 | CETO | CENTRAL MOVING & STORAGE | | | SCAC3 |
| 4666 | CETO | CENTRAL MOVING & STORAGE LLC | | | SCAC4 |
| 4667 | CETP | COOL ENTERPRISE | | | SCAC4 |
| 4668 | CETQ | CENTRAL TRANSFER & STORAGE | | | SCAC3 |
| 4669 | CETQ | CEC INTERNATIONAL TRUCKING | | | SCAC4 |
| 4670 | CETR | CENTRAL TRANSPORT, INC | | | SCAC3 |
| 4671 | CETR | CENTRAL TRANSPORT INC | | | SCAC4 |
| 4672 | CETS | COLD EXPRESS TRANSPORTATION SERVICE | | | SCAC4 |
| 4673 | CETT | CERTARO TRUCKING COMPANY | | | SCAC3 |
| 4674 | CETU | CAREL S.A. | | GR | BIC |
| 4675 | CETU | CUSTOM ENVIRONMENTAL TRANSPORT INC [CET TEC] | | | PWRC |
| 4676 | CETU | Custom Environmental Transport | | | RSRV |
| 4677 | CETU | CUSTOM ENVIRONMENTAL TRANSPORT, INC | | | SCAC3 |
| 4678 | CETUR | COMPLEXUL ENERGETIC TURCENI SA | | RO | VKM |
| 4679 | CETX | Cowden-Eaton Tank Line | 8/1920 | | NAKINA |
| 4680 | CETX | *COWDEN-EATON TANK LINE | | | PWRC |
| 4681 | CETX | +CARDINAL ETHANOL, LLC | | | PWRC |
| 4682 | CETX | CARDINAL ETHANOL, LLC | | | SCAC4 |
| 4683 | CETY | CIRCLE T LINES (1984) LTD | | | SCAC4 |
| 4684 | CETZ | CERES TREMINAL | | | PWRC |
| 4685 | CEU | Coventry Helicopter Centre Ltd. | Callsign: Centrum, | GB | AVCODES |
| 4686 | CEU | ASAS Linhas Aereas | Callsign: Asas Air, | BR | AVCODES |
| 4687 | CEUC | CENTRAL UTAH COAL CO INC | | | SCAC3 |
| 4688 | CEUG | CRANE TRUCKING | | | SCAC3 |
| 4689 | CEUI | CERTUS INC | | | SCAC3 |
| 4690 | CEUK | CATLETT TRUCKING INC | | | SCAC3 |
| 4691 | CEUN | COURIER EXPRESS US INC | | | SCAC4 |
| 4692 | CEUO | CLETE'S AUTO REPAIR | | | SCAC3 |
| 4693 | CEUR | CIA EXPRESS UNIDOS DEL NORTE SA DE | | | SCAC4 |
| 4694 | CEUS | CENTURY SERVICES INC | | | SCAC3 |
| 4695 | CEUT | CENTURY TRANSPORTATION INC | | | SCAC3 |
| 4696 | CEUT | CENTURY TRANSPORTATION INC | | | SCAC4 |
| 4697 | CEUU | CHINA EASTERN CONTAINERS LIMITED | | HK | BIC |
| 4698 | CEUY | CENTURY TRANSPORTATION INC | | | SCAC4 |
| 4699 | CEV | Centre D'essais En Vol | Callsign: Centev, | F | AVCODES |
| 4700 | CEV | Chemins de fer électriques Veveysans / Vevey Electric Railway | | CH | TRAFFIC |
