| 1 | SPZ | Airworld (Pty) Ltd. | Callsign: Speed Service, | ZA | AVCODES |
| 2 | SPZ | Airworld | | | ICAO1 |
| 3 | SPZ | STATE PORT | | | PWRC |
| 4 | SPZ | Südbayeriches Portland-Zementwerk, Gebr. Wiesböek & Co GmbH | | DE | VKM |
| 5 | SPZA | SPORTS FAN ATTIC | | | SCAC4 |
| 6 | SPZB | S & P TRUCKING INC | | | SCAC4 |
| 7 | SPZC | SPECIALIZED CARRIERS INC | | | SCAC4 |
| 8 | SPZD | SEA-PACIFIC INTERNATIONAL TRADING | | | SCAC4 |
| 9 | SPZE | SOUTHERN PRIDE MEAT CO INC | | | SCAC4 |
| 10 | SPZG | SPECIALIZED LOGISTICS LLC | | | SCAC4 |
| 11 | SPZH | SPECIALIZED HAULING LLC | | | SCAC4 |
| 12 | SPZI | SPS TRUCKING INC | | | SCAC4 |
| 13 | SPZJ | SPECIALS TRANSPORATION INC | | | SCAC4 |
| 14 | SPZK | SPENCER, MARK | | | SCAC4 |
| 15 | SPZN | SPECIALIZED TRANSPORT OF STRONGSVIL | | | SCAC4 |
| 16 | SPZO | SPIRIT & SANZONE | | | SCAC4 |
| 17 | SPZQ | S & P TRUCKING INC | | | SCAC4 |
| 18 | SPZR | SPECIALIZED TRANSPORT INC | | | SCAC4 |
| 19 | SPZS | SST PACKAGE EXPRESS | | | SCAC4 |
| 20 | SPZT | SOUTHERN PETRO TRANS JSC | | | SCAC4 |
| 21 | SPZU | SPEZIALI AUTOTRASPORTI SRL | | I | BIC |
| 22 | SPZV | SPECIALIZED TRANSPORTATION SERVICES | | | SCAC4 |
| 23 | SPZW | SPARROW SPECIALIZED TRANSPORT | | | SCAC4 |
| 24 | SPZY | SAN PEDRO HARBOR SHIP SUPPLY | | | SCAC4 |
