| 1 | PTD | Aero Servicio Tipy, S.A. de C.V. | Callsign: Pity, | MEX | AVCODES |
| 2 | PTD | Aero Servicio Pity | | | ICAO1 |
| 3 | PTDA | PEARCE TRUCK & AUTO | | | SCAC3 |
| 4 | PTDB | PALM TRANSPORTATION & DISTRIBUTION | | | SCAC3 |
| 5 | PTDB | PATTERSON, D B | | | SCAC4 |
| 6 | PTDC | PROTECTED CARTAGE INC | | | SCAC3 |
| 7 | PTDD | P T STANDARD PARTS CO | | | SCAC3 |
| 8 | PTDE | PETERSON, DAVID I INC | | | SCAC4 |
| 9 | PTDF | P T RAILROAD SERVICES LTD | | | SCAC4 |
| 10 | PTDG | PANAMMONIA TRADING S A OF GAMPRIN | | | SCAC3 |
| 11 | PTDH | PHELPS TRAILER DISTRIBUTION & HOT S | | | SCAC4 |
| 12 | PTDI | PARTS DELIVERY SERVICE INC | | | SCAC3 |
| 13 | PTDI | PETROLEUM DISTRIBUTORS INC | | | SCAC4 |
| 14 | PTDK | PRIVATEER TRANSPORT LLC | | | SCAC4 |
| 15 | PTDL | PETROLEOS DEL NORTE S A (PETRONOR) | | | SCAC3 |
| 16 | PTDL | PRIDE TRUCK DELIVERY LTD | | | SCAC4 |
| 17 | PTDM | PETROLEOS DEL MEDITERRANEO SA SPAIN | | | SCAC3 |
| 18 | PTDM | PUERTAS Y TALLADOS DE MEXICO SA DE | | | SCAC4 |
| 19 | PTDP | PT STANDARD PARTS CO | | | SCAC3 |
| 20 | PTDQ | P AND T PICKUP AND DELIVERY | | | SCAC3 |
| 21 | PTDR | PORTERS DIESEL SERVICE | | | SCAC3 |
| 22 | PTDR | PORTEADORES DE BAGDAD SA DE CV | | | SCAC4 |
| 23 | PTDS | PORT DISPATCH SERVICES INC | | | SCAC3 |
| 24 | PTDS | PORT DISPATCH SERVICES INC | | | SCAC4 |
| 25 | PTDT | PINE TREE DISTRIBUTORS INC | | | SCAC3 |
| 26 | PTDU | P.T. DJAKARTA LLOYD | | | SCAC3 |
| 27 | PTDU | P T DJAKARTA LLOYD | | | SCAC4 |
| 28 | PTDV | PRO TRUCKING & DELIVERY SERVICE | | | SCAC3 |
| 29 | PTDW | POTTER, DELBERT W | | | SCAC3 |
| 30 | PTDX | ABB Power T&D Co., Inc. | added 10/1990; 1/1994; eliminated 1/1999; 7/2000-7/2005 (not listed) | | NAKINA |
| 31 | PTDX | ABB Power T&D Co., Inc. | added 10/90; 1/94; eliminated 1/99; 7/2000 | | NRHS |
| 32 | PTDX | ABB POWER T & D COMPANY, INC. | | | PWRC |
| 33 | PTDX | ABB Power T and D | | | RSRV |
| 34 | PTDX | ABB POWER T & D | | | SCAC4 |
