| 1 | ESS | TAES (Tecnicas Aereas de Estudios Y Servicios, S.A.) | Callsign: Tecsa, | E | AVCODES |
| 2 | ESS | Eos Airlines Inc. | IATA: E0, Callsign: New Dawn, IATA Prefix: 646, Ceased Operations on 30 April 2008. | USA | AVCODES |
| 3 | ESS | ESS-Luftfahrtunternehmen GmbH | Callsign: Tweedy, | D | AVCODES |
| 4 | ESS | Thai EastarJet Co., Ltd. | IATA: ZT, Callsign: Thai Star, | T | AVCODES |
| 5 | ESS | Eos Airlines | IATA: E0 | | ICAO1 |
| 6 | ESS | Ernst Schauffele Schienenverkehrs GmbH & Co KG | Berlin | D | privat-bahn.de |
| 7 | ESS | Esslinger Städtische Straßenbahn | City: Esslingen | D | TRAFFIC |
| 8 | ESS | Ernst Schauffele Schienenverkehrs GmbH & Co KG | | DE | VKM |
| 9 | ESSB | EMS SHIP SUPPLY AMERICA INC | | | SCAC4 |
| 10 | ESSC | ESSLING CARTAGE | | | SCAC3 |
| 11 | ESSC | ESSEX COUNTY FEEDLOTS LTD | | | SCAC4 |
| 12 | ESSD | ESS DELIVERY SERVICES INC | | | SCAC4 |
| 13 | ESSE | ESEASA | | | SCAC4 |
| 14 | ESSF | EXPRESS FREIGHT INC | | | SCAC3 |
| 15 | ESSF | ESS MICON | | | SCAC4 |
| 16 | ESSG | ERIE SHORE SHIPPING | | | SCAC3 |
| 17 | ESSH | ESTUARY SHIPPING INC MONROVIA LIB | | | SCAC3 |
| 18 | ESSI | ESSENTIAL TRUCKING CORP | | | SCAC3 |
| 19 | ESSJ | ENVIRONMENTAL SHUTTLE SERVICE | | | SCAC4 |
| 20 | ESSK | ESSICK, IKE | | | SCAC3 |
| 21 | ESSO | ECOMAR SHIPPING S A | | | SCAC4 |
| 22 | ESSO | Esso Petroleum Co Ltd | | UK | VKM |
| 23 | ESSS | ESSENTIAL SHIPPING CO LTD | | | SCAC4 |
| 24 | ESST | EXPRESS TRUCKING INC | | | SCAC3 |
| 25 | ESST | ESSA | | | SCAC4 |
| 26 | ESSU | KAWASAKI KISEN KAISHA LTD - K LINE | | J | BIC |
| 27 | ESSU | K LINE | | | PWRC |
| 28 | ESSU | K Line | | | RSRV |
| 29 | ESSU | KAWASAKI KISEN KAISHA LTD | | | SCAC4 |
| 30 | ESSW | ESSEX AUTO WRECKERS LTD | | | SCAC4 |
| 31 | ESSX | Colonial Chemical Co., Inc. | 7/2000-7/2005 (not listed) | | NAKINA |
| 32 | ESSX | Transerv Systems, Inc. | added 1/1970; 4/1970; eliminated 10/1971 | | NAKINA |
| 33 | ESSX | Essex Industries, Inc. | added 10/1968; eliminated 1/1970 | | NAKINA |
| 34 | ESSX | Essex Industries, Inc. | added 10/68; eliminated 1/70 | | NRHS |
| 35 | ESSX | Transerv Systems, Inc. | added 1/70; 4/70; eliminated 10/71 | | NRHS |
| 36 | ESSX | Colonial Chemical Co. | Jul-00 | | NRHS |
| 37 | ESSX | *TRANSERV SYSTEMS, INC. [ESSEX INDUSTRIES, INC.] | | | PWRC |
| 38 | ESSX | +COLONIAL CHEMICAL COMPANY | | | PWRC |
| 39 | ESSX | Essex Industries (Colonial Chemical) | | | RSRV |
| 40 | ESSX | COLONIAL CHEMICAL COMPANY | | | SCAC4 |
| 41 | ESSY | ESSENTIAL FREIGHT SYSTEMS INC | | | SCAC4 |
