1998 World Championships - NABBA
| Overall Winner Charles Duca | |
Tall | |
| 1 | Eli Hanna |
| 2 | Eduard Van Amsterdam |
| 3 | Eric Hartley |
| 4 | Thorsten Hala |
| 5 | Gary Guinn (United States) |
| 6 | Enrique Hevia |
Medium-Tall | |
| 1 | Simon Cohen |
| 2 | Jose Manuel Acosta |
| 3 | René Meier (Germany) |
| 4 | Tony Zerafa |
| 5 | Helge Seliger (Germany) |
| 6 | George Papadopoulos |
Medium | |
| 1 | Charles Duca (Australia) |
| 2 | Fabrizio Franceschetti |
| 3 | Omar Martha |
| 4 | Dirk Weber |
| 5 | Ramsford Smith (United Kingdom) |
| 6 | Roberto Nuvoloni |
Short | |
| 1 | Fitros Vangelis |
| 2 | Paul Ians |
| 3 | Frank Freis |
| 4 | Jim Kotantonis |
| 5 | Francesco Paolo Dainotti |
| 6 | Juan Jose Ceballos |
Junior | |
| 1 | Stuart Cameron |
| 2 | Julio Portet |
| 3 | Mikael Marion |
| 4 | Jeffrey Zackey |
| 5 | Ilia Vermeerbergen |
| 6 | Andrew Lamont |
Masters | |
| 1 | John Citrone |
| 2 | Bernd Prause |
| 3 | Rafael Vera Diaz |
| 4 | Jack Steen |
| 5 | Rudy D'Hooge |
| 6 | Tony Rizzo (Australia) |