| 1973 OPC Detroit Tigers Rare Unnumbered Checklist |
| 1973 OPC Cleveland Indians Rare Unnumbered Checklist |
| 1973 OPC Chicago Cubs Rare Unnumbered Checklist |
| 1973 OPC Texas Rangers Rare Unnumbered Checklist |
| 1973 OPC Kansas City Royals Rare Unnumbered Checklist |
| 1973 OPC San Diego Padres Rare Unnumbered Checklist |
| 1973 OPC Montreal Expos Rare Unnumbered Checklist |
| 1973 OPC Phillies Rare Unnumbered Checklist |
| 1973 OPC Boston Red Sox Rare Unnumbered Checklist |
| 1973 OPC Minnesota Twins Rare Unnumbered Checklist |
| 1973 OPC San Francisco Giants Rare Unnumbered Checklist |
| 1973 OPC Oakland A's Rare Unnumbered Checklist |
| 1973 OPC Milwaukee Brewers Rare Unnumbered Checklist |
| 1973 OPC Cincinnati Reds Rare Unnumbered Checklist |
| 1973 OPC Los Angeles Dodgers Rare Unnumbered Checklist |
| 1973 OPC Atlanta Braves Rare Unnumbered Checklist |
| 1973 OPC Chicago White Sox Rare Unnumbered Checklist |
| 1973 OPC Pittsburgh Pirates Rare Unnumbered Checklist |
| 1973 OPC New York Mets Rare Unnumbered Checklist |
| 1973 OPC St. Louis Cardinals Rare Unnumbered Checklist |
| 1973 OPC Baltimore Orioles Rare Unnumbered Checklist |
| 1973 OPC Houston Astros Rare Unnumbered Checklist |
| 1973 OPC New York Yankees Rare Unnumbered Checklist |
| 1973 OPC California Angels Rare Unnumbered Checklist |