| 1 | RY | European Executive Express | ICAO: EXC, Callsign: Echo Express, Designator RY* recalled by IATA | S | AVCODES |
| 2 | RY | Redcoat Air Cargo Ltd. | | GB | AVCODES |
| 3 | RY | Arista International Airlines | | USA | AVCODES |
| 4 | RY | Air Rwanda | ICAO: RWD, Designator RY recalled by IATA. IATA desigantor changed from UW | RWA | AVCODES |
| 5 | RY | Royal Air Laos | | LAO | AVCODES |
| 6 | RY | Rotterdam Airlines B.V. | ICAO: REL, Callsign: Romeo Yankee, Ceased operations | NL | AVCODES |
| 7 | RY | Royal Wings | ICAO: RYW, Callsign: Royal Wings, Founded 01 January 1996. IATA Desginator changed to JO. ICAO designator changed to RYW. ICAO designator changed from RWA | JOR | AVCODES |
| 8 | RY | PT. Pacific Royale Airways | ICAO: PRQ, Callsign: Skyrider, Ceased operations in November 2012. Founded Nov 2011. Commenced operations 11 June 2012. ICAO designator changed from ROY. ICAO callsign changed to Paxroy. | RI | AVCODES |
| 9 | RY | Jiangxi Air Company Limited d/b/a Jiangxi Air | ICAO: CJX, Callsign: Air Crane, IATA Prefix: 989, Founded in 2014. Commenced operations on 29 January 2016. | PRC | AVCODES |
| 10 | RY | RAHWAY VALLEY COMPANY | | | PWRC |
| 11 | RYA | Arctic Transportation Services | IATA: 7S, Callsign: Ryan Air, Name changed to Ryan Air Services, Inc. | USA | AVCODES |
| 12 | RYA | Ryan Air Services, Inc. | IATA: 7S, Callsign: Ryan Air, Name changed to Ryan Air, Inc. Name changed from Arctic Transportation Services | USA | AVCODES |
| 13 | RYA | Ryan Air, Inc. | IATA: 7S, Callsign: Ryan Air, Name changed from Ryan Services Air, Inc. Name changed from Arctic Transportation Services | USA | AVCODES |
| 14 | RYA | Ryan Air Services | | | ICAO1 |
| 15 | RYAC | RODEZ Y ASOCIADOS SC | | | SCAC4 |
| 16 | RYAD | RAYTRANS DISTRIBUTION SERVICES INC | | | SCAC4 |
| 17 | RYAG | ROYAL LOGISTICS INC | | | SCAC4 |
| 18 | RYAL | ROYAL TRANSPORT INC | | | SCAC3 |
| 19 | RYAL | ROYAL PACIFIC SHIPPING COMPANY LIMI | | | SCAC4 |
| 20 | RYAM | RYANS MESSENGER SERVICE INC | | | SCAC3 |
| 21 | RYAN | Ryan Industries | 7/2005 (not listed) | | NAKINA |
| 22 | RYAN | RYAN INDUSTRIES | | | PWRC |
| 23 | RYAN | RYAN Industries | | | RSRV |
| 24 | RYAN | RYAN'S EXPRESS, INC | | | SCAC3 |
| 25 | RYAO | RYAN TRANSFER & STORAGE CO | | | SCAC3 |
| 26 | RYAP | ROYAL TRANSPORT INC | | | SCAC3 |
| 27 | RYAP | ROY, JACQUES | | | SCAC4 |
| 28 | RYAY | ROYAL | | | SCAC4 |
| 29 | RYB | Royal Bahrain Airlines B.S.C. (Closed) | Callsign: Royal Bahrain, | BRN | AVCODES |
| 30 | RYB | Royal Bahrain Airlines | | | ICAO1 |
| 31 | RYBC | ROYAL BROTHERS INC | | | SCAC4 |
| 32 | RYBG | RAYBORN TRUCKING | | | SCAC4 |
| 33 | RYBI | RILEYS TRUCKING | | | SCAC4 |
| 34 | RYBK | RYBICKI TRUCKING | | | SCAC4 |
| 35 | RYBN | RAINEY BROTHERS INC | | | SCAC4 |
| 36 | RYBNIK | Transgór Rybnik | | PL | TRAFFIC |
| 37 | RYBP | ROY, B TRANSPORT INC | | | SCAC4 |
| 38 | RYBQ | RAYMOND BROS CARTAGE CO | | | SCAC3 |
| 39 | RYBQ | ROCKY MOUNTAIN LUMBER COMPANY LLC | | | SCAC4 |
| 40 | RYBR | RILEY PETROLEUM PRODUCTS LLC | | | SCAC4 |
| 41 | RYCA | RYAN CARTAGE INC | | | SCAC3 |
| 42 | RYCB | ROYAL CAB CO | | | SCAC3 |
| 43 | RYCB | ROYAL INTERMODAL INC | | | SCAC4 |
| 44 | RYCE | ROYCE TRANSPORT | | | SCAC3 |
| 45 | RYCH | ROYAL COACH TOURS INC | | | SCAC3 |
| 46 | RYCJ | ROYAL CROWN TRUCKING LLC | | | SCAC4 |
| 47 | RYCK | ROYAL CAKE COMPANY INC | | | SCAC3 |
| 48 | RYCL | ROYAL CARGO LINE INC | | | SCAC4 |
| 49 | RYCM | ROYAL ACCOMMODATIONS INC | | | SCAC3 |
| 50 | RYCN | RYDER TRUCK RENTAL CANADA LTD | | | SCAC4 |
| 51 | RYCO | RAYCO SERVICE CO INC | | | SCAC3 |
| 52 | RYCO | RAYTHEON COMPANY | | | SCAC4 |
| 53 | RYCP | RYCO TRANSPORTATION | | | SCAC3 |
| 54 | RYCP | RIGHT ON TIME DELIVERY | | | SCAC4 |
| 55 | RYCR | RAYCORE CARRIERS INC | | | SCAC4 |
| 56 | RYCS | RECYCLING SERVICES OF FLORIDA | | | SCAC4 |
| 57 | RYCT | RAYCO TRANSPORTATION INC | | | SCAC4 |
| 58 | RYCU | C.A.K DE RIJKE BV | | NL | BIC |
| 59 | RYCU | DE RYCKE VLOEITRANSPORT B.V. | | | PWRC |
| 60 | RYCU | De Rycke Vloeitransport B.V. | | | RSRV |
| 61 | RYCU | RYCKE VLOEITRANSPORT B.V. | | | SCAC3 |
| 62 | RYCU | DE RIJKE VLOEISTOFTRANSPORT BV | | | SCAC4 |
| 63 | RYCV | REYNOLDS COUES CONNECTION | | | SCAC4 |
| 64 | RYDA | REYNOLDS BROS OIL COMPANY INC | | | SCAC4 |
| 65 | RYDB | RYDER BRICK INC | | | SCAC3 |
| 66 | RYDB | RYDER BRICK INC | | | SCAC4 |
| 67 | RYDC | RYDER DEDICATED CAPACITY INC | | | SCAC3 |
| 68 | RYDC | ROY, EDMOND & SONS INC | | | SCAC4 |
| 69 | RYDD | RYDER DISTRIBUTION RESOURCES INC | | | SCAC3 |
| 70 | RYDD | RYDER INTEGRATED LOGISTICS INC | | | SCAC4 |
| 71 | RYDE | RETIRED 11-02-93 ATP | | | PWRC |
| 72 | RYDI | RYDER HIDE & SKIN INC | | | SCAC3 |
| 73 | RYDK | RAYMOND TRUCKING | | | SCAC4 |
| 74 | RYDM | RAYDAN MANUFACTURING INC | | | SCAC4 |
| 75 | RYDO | RYAN, DON | | | SCAC4 |
| 76 | RYDP | RECYCLE DEPOT INC, THE | | | SCAC4 |
| 77 | RYDQ | RYDAM TRUCKING CO | | | SCAC3 |
| 78 | RYDR | RYDER TRUCK LINES INC. | | | PWRC |
| 79 | RYDR | RYDER FREIGHT MANAGEMENT INC | | | SCAC3 |
| 80 | RYDS | REYNOLDS & COMPANY INC | | | SCAC3 |
| 81 | RYDU | QINGDAO RUIYUAN DATONG CONTAINER CO., LTD | | PRC | BIC |
| 82 | RYDY | REPOSTERIA Y DORADITAS MELY | | | SCAC4 |
| 83 | RYEA | RYEZAK OIL CO | | | SCAC4 |
| 84 | RYEB | RYE, BUCK TRUCKING | | | SCAC3 |
| 85 | RYEB | RYAN OIL CO INC | | | SCAC4 |
| 86 | RYEC | RYAN ENTERPRISES LLC | | | SCAC4 |
| 87 | RYED | RYAN/ESCONDIDO MOVING & STORAGE INC | | | SCAC3 |
| 88 | RYEE | RYE EXPRESS INC | | | SCAC3 |
| 89 | RYEF | ROYAL EXCURSION CHAUFFEURS | | | SCAC4 |
| 90 | RYEI | RYEL INC | | | SCAC3 |
| 91 | RYEJ | RYANS EXPRESS | | | SCAC3 |
| 92 | RYEK | RAYES TRUCKING | | | SCAC3 |
| 93 | RYEL | RYANS EXPRESS LTD | | | SCAC3 |
| 94 | RYEN | ROYAL EXPRESS NY INC | | | SCAC4 |
| 95 | RYEP | ROYAL EXPRESS INC | | | SCAC3 |
| 96 | RYEP | RAYMOND OIL COMPANY | | | SCAC4 |
| 97 | RYEQ | RANNEY ENTERPRISES INC | | | SCAC4 |
| 98 | RYER | REYNOLDS TRANSPORT INC | | | SCAC4 |
| 99 | RYES | RYAN TRANSPORTATION SERVICE INC | | | SCAC3 |
| 100 | RYES | RYAN TRANSPORTATION INC | | | SCAC4 |