6 CMP codes we've confirmed for 2018 Topps Series 1 Baseball. Match the last three digits of the code at the bottom of the card back. Released January 31, 2018.
| Code ends in | What it is | Cards |
|---|---|---|
| 387 CMP026387 | Base cards (Series 1, #1-350) ✓ 2 sources | 350 |
| 470 CMP026470 | 1983 Topps Baseball 35th Anniversary insert (Series One) | 100 |
| 552 CMP028552 | Home Run Challenge code cards (Series One) | 50 |
| 504 CMP026504 | MLB Spring Training Logo Patch cards | 30 |
| 510 CMP026510 | Players Weekend Logo Patch cards (retail blaster box topper) | 50 |
| 657 CMP027657 | MLB All-Star Game Medallion cards | 30 |
Not matched to a code yet
These parts of the checklist don’t have a confirmed code yet. If you have one of these cards, the code on the back tells us which it is.
- 1983 Topps Baseball Autograph
- 2018 Topps Baseball Series 1 Checklist
- Base Cards Clear Variations
- Cut Signatures
- Derek Jeter Highlights (target)
- Derek Jeter Highlights Autograph (target)
- In The Name Relics
- Kris Bryant Highlights (walmart)
- Kris Bryant Highlights Autograph (walmart)
- Legends In The Making (retail)
- Legends In The Making Autograph (retail)
- Major League Material Autograph Cards
- Major League Material Cards
- Mlb All-star Team Medallion Cards Autograph
- Mlb Awards
- Mlb Awards Autograph (retail)
- Mlb Opening Day (retail)
- Mlb Opening Day Autographs (retail)
- Mlb Spring Training Team Logo Patch Cards Autograph
- Players Weekend Patch Cards Autograph (retail)
- Postseason Performance Autograph Cards
- Postseason Performance Autograph Relic Cards
- Postseason Performance Relic Cards
- Sketch Card Artists List
- Superstar Sensations
- Topps Now Top 10
- Topps Reverence Autograph Patch Cards
- Topps Salute
- Topps Salute Autographs
- World Champion Autograph Cards
- World Champion Autograph Relic Cards
- World Champion Relic Cards
Card lists come from the official Topps checklist.