| 1 | PMO | Polar Airlines de Mexico, S.A. de C.V. | IATA: M4, Ceased Operations | MEX | AVCODES |
| 2 | PMO | Peter Airlines | Callsign: Peter Air, | SYR | AVCODES |
| 3 | PMO | Polar Airlines de Mexico | | | ICAO1 |
| 4 | PMOA | PARAGON MOVERS | | | SCAC4 |
| 5 | PMOC | PACIFIC RIM COACHES INC | | | SCAC3 |
| 6 | PMOC | PRECISION MOTOR COMPANY | | | SCAC4 |
| 7 | PMOE | PINSLY MOTOR EXPRESS INC | | | SCAC3 |
| 8 | PMOF | PREFERRED MOVERS OF TENNESSEE INC | | | SCAC4 |
| 9 | PMOG | PERSONALIZED MOVING SERVICE INC | | | SCAC3 |
| 10 | PMOI | PLAINS MOVING & STORAGE | | | SCAC3 |
| 11 | PMOL | PHILIPPINES MICRONESIA ORIENT LINES | | | SCAC3 |
| 12 | PMOL | PM&O LINES | | | SCAC4 |
| 13 | PMON | PACIFIC MONARCH LIMITED | | | SCAC3 |
| 14 | PMOR | PIEDMONT MOTOR TRANSPORT INC | | | SCAC3 |
| 15 | PMOR | PIPEMASTER OILFIELD SERVICES INC | | | SCAC4 |
| 16 | PMOS | PRESIDENTIAL MOVING & STORAGE | | | SCAC3 |
| 17 | PMOS | PRIMO EXPRESS | | | SCAC4 |
| 18 | PMOT | PORTALES MOTORING TRUCKING | | | SCAC3 |
| 19 | PMOU | PHILLIPINES MICRONESIA & ORIENT | | | SCAC3 |
| 20 | PMOU | PHILLIPINES MICRONESIA & ORIENT | | | SCAC4 |
| 21 | PMOV | PEACOCK RELOCATION SYSTEMS INC | | | SCAC3 |
| 22 | PMOV | PEACE MOVERS INC | | | SCAC4 |
| 23 | PMOX | Philip Morris, Inc. | 7/2000-7/2005 (not listed) | | NAKINA |
| 24 | PMOX | Philip Morris, Inc. | Jul-00 | | NRHS |
| 25 | PMOX | PHILLIP MORRIS INC. | | | PWRC |
| 26 | PMOX | Phillip Morris | | | RSRV |
