| Abbreviation | Definition |
|---|---|
| HJB | Harrison Jr Baseball |
| HLBA | Honesdale Little Baseball Association |
| HLBB | Harvard, Lancaster, Berlin, and Bolton Baseball League |
| HLL | Hillsborough Little League |
| HLL | Huguenot Little League |
| HOB | History Of Baseball |
| HOBO | Hamilton Oldtimers Baseball Organization |
| HOU | Houston Astros |
| HP | Hit by Pitch |
| HP | Home Plate |
| HR | Home Run |
| HR | Home Runs |
| HRYB | Herndon Reston Youth Baseball |
| HWOB | Hardtke World of Baseball |
| I | Interference |
| IBB | In Baseball Box |
| IBBA | Irving Boys Baseball Association |
| IBF | International Baseball Federation |
| IBF1 | International Baseball Federation 1 |
| IBF2 | International Baseball Federation 2 |