2018 FIVB Men's Volleyball World Championship qualification
The 2018 FIVB Men's Volleyball World Championship featured 24 teams. Three places were allocated to the hosts, Italy and Bulgaria and the titleholder, Poland. The remaining 21 places were determined by a qualification process, in which entrants from among the other teams from the five FIVB confederations competed.
Qualified teams
;Notes
Qualification process
The distribution by confederation for the 2018 FIVB Men's Volleyball World Championship was:
Summary of qualification
Note: CEV total includes +3'' for Italy as co-hosts, Bulgaria as co-hosts, and Poland as reigning champions.''
Confederation qualification
AVC
Teams
'
' '' '' '' '' '' '' '' '' ';Withdrawal'
;Suspension
Final positions (final round)
The draw for the second round was held on 19 March 2017, at the Dusit Princess Srinakarin Hotel in Bangkok, Thailand.
| Rank | Team | Pld | W | Pts |
| 1 | | 4 | 4 | 12 |
| 2 | | 4 | 3 | 9 |
| 3 | | 4 | 2 | 5 |
| 4 | | 4 | 1 | 4 |
| 5 | | 4 | 0 | 0 |
| Rank | Team | Pld | W | Pts |
| 1 | | 4 | 4 | 11 |
| 2 | | 4 | 3 | 10 |
| 3 | | 4 | 2 | 6 |
| 4 | | 4 | 1 | 3 |
| 5 | | 4 | 0 | 0 |
CAVB
Teams
'
' '' '' '' '' '' '' '' '' '';Withdrawal
' '' '' '' '' '' ' ''''Final positions (2017 African Championship)
;Preliminary round
| Rank | Team | Pld | W | Pts |
| 1 | | 2 | 2 | 6 |
| 2 | | 2 | 1 | 3 |
| 3 | | 2 | 0 | 0 |
| Rank | Team | Pld | W | Pts |
| 1 | | 3 | 3 | 8 |
| 2 | | 3 | 1 | 4 |
| 3 | | 3 | 1 | 4 |
| 4 | | 3 | 1 | 2 |
;Play-offs semifinals
Winners qualified for Play-offs main round
CEV
Teams
'
' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '' ' ''''Final positions (second round)
| Rank | Team | Pld | W | Pts |
| 1 | | 5 | 5 | 15 |
| 2 | | 5 | 4 | 12 |
| 3 | | 5 | 3 | 9 |
| 4 | | 5 | 2 | 6 |
| 5 | | 5 | 1 | 3 |
| 6 | | 5 | 0 | 0 |
| Rank | Team | Pld | W | Pts |
| 1 | | 5 | 5 | 15 |
| 2 | | 5 | 4 | 11 |
| 3 | | 5 | 3 | 9 |
| 4 | | 5 | 2 | 5 |
| 5 | | 5 | 1 | 4 |
| 6 | | 5 | 0 | 1 |
| Rank | Team | Pld | W | Pts |
| 1 | | 5 | 5 | 13 |
| 2 | | 5 | 3 | 9 |
| 3 | | 5 | 3 | 9 |
| 4 | | 5 | 2 | 8 |
| 5 | | 5 | 1 | 5 |
| 6 | | 5 | 0 | 1 |
| Rank | Team | Pld | W | Pts |
| 1 | | 5 | 5 | 15 |
| 2 | | 5 | 4 | 10 |
| 3 | | 5 | 3 | 10 |
| 4 | | 5 | 2 | 6 |
| 5 | | 5 | 1 | 4 |
| 6 | | 5 | 0 | 0 |
Final positions (third round)
| Rank | Team | Pld | W | Pts |
| 1 | | 5 | 5 | 15 |
| 2 | | 5 | 3 | 10 |
| 3 | | 5 | 3 | 8 |
| 4 | | 5 | 2 | 6 |
| 5 | | 5 | 2 | 5 |
| 6 | | 5 | 0 | 1 |
CSV
Teams
'
' '' ' ''''Final positions (2017 South American Championship)
;Preliminary round
| Rank | Team | Pld | W | Pts |
| 1 | | 3 | 3 | 9 |
| 2 | | 3 | 2 | 6 |
| 3 | | 3 | 1 | 3 |
| 4 | | 3 | 0 | 0 |
| Rank | Team | Pld | W | Pts |
| 1 | | 3 | 3 | 9 |
| 2 | | 3 | 2 | 6 |
| 3 | | 3 | 1 | 2 |
| 4 | | 3 | 0 | 1 |
;Play-offs semifinals
Winners qualified for Play-offs final
Final positions (qualification tournament)
| Rank | Team | Pld | W | Pts |
| 1 | | 2 | 2 | 6 |
| 2 | | 2 | 1 | 3 |
| 3 | | 2 | 0 | 0 |
Teams
'
' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '' '';Withdrawal
''''Final positions (2017 NORCECA Championship)
;Preliminary round
| Rank | Team | Pld | W | Pts |
| 1 | | 2 | 2 | 10 |
| 2 | | 2 | 1 | 5 |
| 3 | | 2 | 0 | 0 |
| Rank | Team | Pld | W | Pts |
| 1 | | 2 | 2 | 10 |
| 2 | | 2 | 1 | 5 |
| 3 | | 2 | 0 | 0 |
;Play-offs semifinals
Winners qualified for Play-offs main round
Final positions (final four)
| Rank | Team | Pld | W | Pts |
| 1 | | 3 | 2 | 10 |
| 2 | | 3 | 2 | 10 |
| 3 | | 3 | 2 | 10 |
| 4 | | 3 | 0 | 0 |