| 1701 | PCRA | PENA COTA, RICARDO ANDRES | | | SCAC4 |
| 1702 | PCRB | PCR CONTRACTORS INC | | | SCAC4 |
| 1703 | PCRC | Panama Canal Railway (Kansas City Southern Railway) | | | RSRV |
| 1704 | PCRC | PACIFIC RECYCLING ENTERPRISES INC | | | SCAC3 |
| 1705 | PCRC | Panama Canal Railway Company | | PA | TRAFFIC |
| 1706 | PCRD | PICARD, DAVID OWNER OPERATOR INC | | | SCAC3 |
| 1707 | PCRF | PACIFIC REFRIGERATED SERVICES INC | | | SCAC4 |
| 1708 | PCRI | PETROLEUM CARRIERS INC | | | SCAC3 |
| 1709 | PCRI | PACE RUNNERS INC | | | SCAC4 |
| 1710 | PCRJ | PROFESSIONAL COURIERS | | | SCAC4 |
| 1711 | PCRL | PACIFIC RIM LOGISTICS SERVICES INC | | | SCAC3 |
| 1712 | PCRM | PACIFIC READY-MIX INC | | | SCAC3 |
| 1713 | PCRM | PACKER, R M COMPANY INC | | | SCAC4 |
| 1714 | PCRN | PACE TRANSPORTATION INC | | | SCAC3 |
| 1715 | PCRP | PORTLAND CONTAINER REPAIR CORPORATI | | | SCAC4 |
| 1716 | PCRS | PIONEER CONTRACT SERVICES INC | | | SCAC3 |
| 1717 | PCRS | PACIFIC CAREER SHIPPING INC | | | SCAC4 |
| 1718 | PCRT | PACART | | | SCAC4 |
| 1719 | PCRU | CONTAINER EQUIPMENT LEASING | | | SCAC4 |
| 1720 | PCRV | PAC RIM CONTAINER SERVICE INC | | | SCAC3 |
| 1721 | PCRX | Pacer Rail Services, LLC | 7/2000 (not listed) | | NAKINA |
| 1722 | PCRX | Pacer Rail Services, LLC | Jul-00 | | NRHS |
| 1723 | PCRX | PACER RAIL SERVICES LLC | | | PWRC |
| 1724 | PCRY | POLYCRYLIC INC | | | SCAC4 |
| 1725 | PCS | Air Palace, S.A. de C.V. | Callsign: Air Palace, | MEX | AVCODES |
| 1726 | PCS | Air Palace | | | ICAO1 |
| 1727 | PCS | PALMER CHARTER SERVICE | | | SCAC4 |
| 1728 | PCSA | PACIFIC STAR EXPRESS CORP | | | SCAC4 |
| 1729 | PCSB | PRIMARY COURIER SERVICE | | | SCAC4 |
| 1730 | PCSC | PAN CARIBBEAN STEANSHIP CO | | | PWRC |
| 1731 | PCSC | PACIFIC COAST SIGHTSEEING TOURS AND | | | SCAC3 |
| 1732 | PCSC | PACIFIC CA SYSTEMS INC | | | SCAC4 |
| 1733 | PCSD | PRIORITY CONTAINER SERVICE INC | | | SCAC4 |
| 1734 | PCSE | PACIFIC STATES EXPRESS | | | SCAC3 |
| 1735 | PCSE | PENTA COMPLETIONS SUPPLY & SERVICES | | | SCAC4 |
| 1736 | PCSF | PICASSO TRANSFERS | | | SCAC4 |
| 1737 | PCSG | PACIFIC COASTAL SAND & GRAVEL INC | | | SCAC3 |
| 1738 | PCSH | PROMINENT CUSTOM HOMES | | | SCAC3 |
| 1739 | PCSI | PCS EXPRESS INC | | | SCAC3 |
| 1740 | PCSI | PCS | | | SCAC4 |
| 1741 | PCSJ | PIER CONTAINER SERVICE INC | | | SCAC3 |
| 1742 | PCSK | PACIFIC COAST TRANSPORTATION INC | | | SCAC4 |
| 1743 | PCSL | PCS LINE | | | SCAC3 |
| 1744 | PCSL | PCS LINE | | | SCAC4 |
| 1745 | PCSM | PACIFIC COAST MOTOR CARRIERS | | | SCAC3 |
| 1746 | PCSM | PACSUM SHIPPING INC | | | SCAC4 |
| 1747 | PCSN | PC SERVICES INC | | | SCAC3 |
| 1748 | PCSN | PRO CARTAGE SYSTEMS INC | | | SCAC4 |
| 1749 | PCSO | PRICE & SONS INC | | | SCAC3 |
| 1750 | PCSO | PACIFIC COAST SIGHTSEEING TOURS & C | | | SCAC4 |
| 1751 | PCSR | PRONTO COURIER SERVICE | | | SCAC3 |
| 1752 | PCSR | PRONTO DELIVERY SERVICE | | | SCAC4 |
| 1753 | PCSS | PROFESSIONAL CARRIER SERVICES INC | | | SCAC3 |
| 1754 | PCST | PCS NITROGEN TRINIDAD LTD | | | SCAC4 |
| 1755 | PCSU | INDRIVETEC AG | | CH | BIC |
| 1756 | PCSU | DONG YOUNG SHIPPIN G CO LTD | | | SCAC4 |
| 1757 | PCSV | PORT CITY SERVICE INC | | | SCAC3 |
| 1758 | PCSW | PACIFIC CHAMPION SERVICE CORP | | | SCAC3 |
| 1759 | PCSX | The CIT Group/Capital Finance, Inc. | added 1/2006 | | NAKINA |
| 1760 | PCSX | PLM International, Inc. | added 4/1991; 1/1994-7/2005; eliminated 1/2006 | | NAKINA |
| 1761 | PCSX | Packers Cold Storage, Inc. | added 7/1979; 1/1980; eliminated 7/1980 | | NAKINA |
| 1762 | PCSX | Pittsburgh Crucible Steel Co. | 7/1930-1/1941 | | NAKINA |
| 1763 | PCSX | Pittsburgh Crucible Steel Co. | Apr-38 | | NRHS |
| 1764 | PCSX | Packers Cold Storage, Inc. | added 7/79; 1/80; eliminated 7/80 | | NRHS |
| 1765 | PCSX | PLM International, Inc. | added 4/91; 1/94-7/2000 | | NRHS |
| 1766 | PCSX | *PITTSBURGH CRUCIBLE STEEL CO. | | | PWRC |
| 1767 | PCSX | *PACKERS COLD STORAGE, INC. | | | PWRC |
| 1768 | PCSX | +THE CIT GROUP/CAPITAL FINANCE, INC.[(PLMX) PLM INTERNATIONAL, INC.; GE RAIL SERVICES} | | | PWRC |
| 1769 | PCSX | GE Rail Services | | | RSRV |
| 1770 | PCSX | CIT GROUP/CAPITAL FINANCE INC, THE | | | SCAC4 |
| 1771 | PCSY | PETROCARD SYSTEMS INC | | | SCAC4 |
| 1772 | PCSZ | PACIFIC STANDARD CORP. | | | PWRC |
| 1773 | PCT | Peace Air Togo | Callsign: Peaceful, | TG | AVCODES |
| 1774 | PCT | Private Car Train GmbH | Wolnzach (ARS Altmann Gruppe) | D | privat-bahn.de |
| 1775 | PCT | Private Car Train - ARS-Altmann | | A | TRAFFIC |
| 1776 | PCT | PCT-Private Car Train GmbH | | DE | VKM |
| 1777 | PCTA | PACIFIC COAST TRANSPORTATION | | | SCAC3 |
| 1778 | PCTB | PACTRAN INC | | | SCAC3 |
| 1779 | PCTB | PIONEER TRUCKING INC | | | SCAC4 |
| 1780 | PCTC | PACIFIC TIMBER CARRIERS | | | SCAC3 |
| 1781 | PCTC | PERMIAN CRUDE TRANSPORT CORP | | | SCAC4 |
| 1782 | PCTD | PEACHTREE DOORS INC | | | SCAC3 |
| 1783 | PCTE | PACESETTER TRUCKING INC | | | SCAC3 |
| 1784 | PCTF | PRICE TRANSFER INC | | | SCAC3 |
| 1785 | PCTF | PRICE TRANSFER INC | | | SCAC4 |
| 1786 | PCTG | PACIFIC TRUCKING INC | | | SCAC3 |
| 1787 | PCTG | PECKA, TROY TRUCKING INC | | | SCAC4 |
| 1788 | PCTH | PRECAST TRANSPORT INC | | | SCAC3 |
| 1789 | PCTI | POUCH TERMINAL TRUCKING CORP | | | SCAC3 |
| 1790 | PCTI | PAPER CITY TRANSFER INC | | | SCAC4 |
| 1791 | PCTK | P & C TRUCKING INC | | | SCAC3 |
| 1792 | PCTL | PARK CITY TRUCK LINES INC | | | SCAC3 |
| 1793 | PCTL | PROTECTED CARGO TRANSPORT LLC | | | SCAC4 |
| 1794 | PCTM | PCTI INC | | | SCAC4 |
| 1795 | PCTN | PALM COAST TRANSPORT | | | SCAC3 |
| 1796 | PCTP | PATCO TRANSPORTATION INC | | | SCAC4 |
| 1797 | PCTQ | PACIFIC COAST TERMINAL WAREHOUSE | | | SCAC3 |
| 1798 | PCTQ | PICTURES | | | SCAC4 |
| 1799 | PCTR | P C TRANSPORT INC | | | SCAC3 |
| 1800 | PCTR | P C TRANSPORT INC | | | SCAC4 |
