| 4601 | SHSP | SENATE FORWARDING INC | | | SCAC4 |
| 4602 | SHSQ | SSI TRUCKING | | | SCAC4 |
| 4603 | SHSS | SHAIR SALES LTD | | | SCAC4 |
| 4604 | SHST | SHORT TRANSIT LLC | | | SCAC4 |
| 4605 | SHSV | SHARP, STEVE TRANSPORTATION INC | | | SCAC4 |
| 4606 | SHSW | S H S MARINE LTD | | | SCAC4 |
| 4607 | SHSY | ST HILAIRE SEED COMPANY INC | | | SCAC4 |
| 4608 | SHSZ | H & S RAILROAD COMPANY, INC. | | | PWRC |
| 4609 | SHSZ | H and S Railroad | | | RSRV |
| 4610 | SHT | British Airways Shuttle Flights | Callsign: Shuttle, | GB | AVCODES |
| 4611 | SHT | British Airways Shuttle | | | ICAO1 |
| 4612 | SHT | SUSQUEHANNA TRAILWAYS | | | SCAC4 |
| 4613 | SHTA | SHERMAN TRAILER TRANSPORTATION | | | SCAC4 |
| 4614 | SHTB | SCHENKER | | | SCAC4 |
| 4615 | SHTD | S & H TRANSPORT INC | | | SCAC4 |
| 4616 | SHTF | SHEYENNE TOOLING & MFG | | | SCAC4 |
| 4617 | SHTH | SANDY HILLS TRANSPORTATION LLC | | | SCAC4 |
| 4618 | SHTJ | SHENNY TRUCKING SERVICES | | | SCAC4 |
| 4619 | SHTL | SHUTTLE LOGISTICS INC | | | SCAC4 |
| 4620 | SHTL | ShortLines | Real: SL | NL | TRAFFIC |
| 4621 | SHTM | SHOTMEYER BROS | | | SCAC4 |
| 4622 | SHTN | SHELTON OIL & HEATING LLC | | | SCAC4 |
| 4623 | SHTO | SHORELINE TRANSPORT LIMITED | | | SCAC4 |
| 4624 | SHTQ | S & H TRANSPORTATION INC | | | SCAC4 |
| 4625 | SHTR | S & H TRUCKING | | | SCAC4 |
| 4626 | SHTR | Shunter Tractie B.V. | | NL | VKM |
| 4627 | SHTV | SHAWNS TRANSPORTATION SERVICES | | | SCAC4 |
| 4628 | SHTY | SMITH, T E TRANSPORT AND LOGISTICS | | | SCAC4 |
| 4629 | SHU | Sakhalinskie Aviatrassy, SAT | IATA: HZ, Callsign: Satair, IATA Prefix: 598, Merged with Vladivostok Air to form Aurora. IATA designator changed from GZ*. Designator HZ reinstated by IATA | RUS | AVCODES |
| 4630 | SHU | Sakhalinskie Aviatrassy SAT | IATA: GZ, IATA designator changed to HZ. Designator GZ* reinstated by IATA | RUS | AVCODES |
| 4631 | SHU | Joint- Stock Company "Aurora Airlines" | IATA: HZ, Callsign: Satair, IATA Prefix: 598, ICAO callsign changed to Aurora. | RUS | AVCODES |
| 4632 | SHU | Joint- Stock Company "Aurora Airlines" | IATA: HZ, Callsign: Aurora, IATA Prefix: 598, ICAO callsign changed from Satair. | RUS | AVCODES |
| 4633 | SHU | Sakhalinskie Aviatrassy (SAT) | | | ICAO1 |
| 4634 | SHU | SAT Airlines | | RUS | TRAFFIC |
| 4635 | SHUB | STEEL HORSE | | | SCAC4 |
| 4636 | SHUC | SHULL OIL CO | | | SCAC4 |
| 4637 | SHUD | SHIP RITE LTD | | | SCAC4 |
| 4638 | SHUD | South Hudson Boulevard IBOA | | USA | TRAFFIC |
| 4639 | SHUG | STANHOPES TRUCKING LLC | | | SCAC4 |
| 4640 | SHUK | S & H TRUCKING INC | | | SCAC4 |
| 4641 | SHUL | SCHUH HAULING INC | | | SCAC4 |
| 4642 | SHUO | SHUMAKER INDUSTRIES INC | | | SCAC4 |
| 4643 | SHUQ | ST HILAIRE TRUCKING INC | | | SCAC4 |
| 4644 | SHUS | SHOULARS TRUCKING | | | SCAC4 |
| 4645 | SHUT | SHUTTLEX TRANSPORTATION LLC | | | SCAC4 |
| 4646 | SHUV | SHULLS PICK-UP AND DELIVERY SERVICE | | | SCAC4 |
| 4647 | SHUY | SHURE LOGISTICS INC | | | SCAC4 |
| 4648 | SHV | Shavano Air, Inc. | Callsign: Shavano, | USA | AVCODES |
| 4649 | SHV | Shavano Air | | | ICAO1 |
| 4650 | SHVB | SHENANDOAH VALLEY TRANSPORT LLC | | | SCAC4 |
| 4651 | SHVC | SHIVES INC (IL CORP) | | | SCAC4 |
| 4652 | SHVG | SHAVENDER, GUY TRUCKING INC | | | SCAC4 |
| 4653 | SHVH | SUMMIT HEAVY HAUL INC | | | SCAC4 |
| 4654 | SHVI | SALLEE HORSE VANS INC | | | SCAC4 |
| 4655 | SHVJ | SEACOAST ASPHALT SERVICES INC | | | SCAC4 |
| 4656 | SHVK | SCHEPERS-VI | | | SCAC4 |
| 4657 | SHVM | S S H MOVERS INC | | | SCAC4 |
| 4658 | SHVN | STONEHAVENS PERCHERONS | | | SCAC4 |
| 4659 | SHVP | S L COUCH HEAVY TRANSPORT LLC | | | SCAC4 |
| 4660 | SHVR | SHAVER, JIM | | | SCAC4 |
| 4661 | SHVT | SHAVER TRUCK LINE | | | SCAC4 |
| 4662 | SHVU | PRIMA LNG | | B | BIC |
| 4663 | SHVU | SHIVA TRANSPORT & LOGISTICS | | | SCAC4 |
| 4664 | SHVV | SHIVA TRANSPORT | | | SCAC4 |
| 4665 | SHVW | SANDHOLLOW LIVESTOCK INC | | | SCAC4 |
| 4666 | SHVY | SHAVER, RANDY | | | SCAC4 |
| 4667 | SHW | Shawnee Airlines | Callsign: Shawnee, Name changed to A Air south, Inc.ir South, Inc. d/b/a Shawnee Airlines, Inc. | USA | AVCODES |
| 4668 | SHW | Air South, Inc. d/b/a Shawnee Airlines, Inc. | Callsign: Shawnee, Name changed from | USA | AVCODES |
| 4669 | SHW | KN Helicopters A/S | Callsign: Shadow, | DK | AVCODES |
| 4670 | SHW | Shawnee Airline | | | ICAO1 |
| 4671 | SHWA | SIN HWA HONG TPT CO | | | SCAC4 |
| 4672 | SHWB | SCHWEBEL PETROLEUM CO INC | | | SCAC4 |
| 4673 | SHWC | SHAW GROUP LIMITED, THE | | | SCAC4 |
| 4674 | SHWG | STATE HIGHWAY SUPPLY INC | | | SCAC4 |
| 4675 | SHWH | SHOWTIME MOTORSPORTS LLC | | | SCAC4 |
| 4676 | SHWK | STREET HAWK EXPRESS LTD | | | SCAC4 |
| 4677 | SHWO | SHOWTIME DISTRIBUTORS | | | SCAC4 |
| 4678 | SHWP | SHAW TRANSPORT INC | | | SCAC4 |
| 4679 | SHWR | SHIPPERS WAREHOUSE INC | | | SCAC4 |
| 4680 | SHWT | SCHWEITZER-MAUDUI | | | SCAC4 |
| 4681 | SHWU | SHOWA MARITIME USA, INC. | | | PWRC |
| 4682 | SHWU | Showa Maritime USA | | | RSRV |
| 4683 | SHWU | TRANSAMERIC | | | SCAC4 |
| 4684 | SHWZ | SHOWA LINE, LTD. | | | PWRC |
| 4685 | SHWZ | Showa Line Limited | | | RSRV |
| 4686 | SHWZ | SHOWA LINE LTD | | | SCAC4 |
| 4687 | SHX | Slim Aviation Services Limited | Callsign: Slim Air, | WAN | AVCODES |
| 4688 | SHX | Slim Aviation Services | | | ICAO1 |
| 4689 | SHX | Standard Hide Co. | 7/1932 | | NAKINA |
| 4690 | SHX | STANDARD HIDE CO. | | | PWRC |
| 4691 | SHXB | SHAAN-TRANS | | | SCAC4 |
| 4692 | SHXC | SOUTH EAST EXPRESS INC | | | SCAC4 |
| 4693 | SHXE | SUNSHINE EXPRESS | | | SCAC4 |
| 4694 | SHXF | SHAWS EXPRESS INC | | | SCAC4 |
| 4695 | SHXG | SHAH TRANSPORT LTD | | | SCAC4 |
| 4696 | SHXH | SHILOH EXPRESS LLC | | | SCAC4 |
| 4697 | SHXJ | SLH EXPRESS LLC | | | SCAC4 |
| 4698 | SHXK | S & H EXPRESS | | | SCAC4 |
| 4699 | SHXL | SHEP EX LLC | | | SCAC4 |
| 4700 | SHXM | SHORELINE EXPRESS LTD | | | SCAC4 |
