1 | S3 | Santa Barbara Airlines, C.A. | ICAO: BBR, Callsign: Santa Barbara, AOC suspended on 31 January 2018. IATA designator changed from BJ* | YV | AVCODES |
2 | S3 | San Air Company | Designator S3* reinstated by IATA | KZ | AVCODES |
3 | S3 | TOO Sunkar Air | ICAO: KAM, Callsign: Sunkar, | KZ | AVCODES |
4 | S3 | SATCO, Inc. | Non-airline Unit Load Devices (ULD) companies | USA | AVCODES |