The World Group II play-offs were four ties which involved the losing nations of the World Group II and four nations from the three Zonal Group I competitions. Nations that won their play-off ties entered the 2018 World Group II, while losing nations joined their respective zonal groups.
| Participating Teams | |||
|---|---|---|---|
 Australia |
 Canada |
 Chinese Taipei |
 Great Britain |
 Italy |
 Kazakhstan |
 Romania |
 Serbia |