2005 Davis Cup Americas Zone
The Americas Zone was one of three Zones of Davis Cup competition in 2005.Group I
Group II
Venue: Club de Tenis La Paz, La Paz, Bolivia
Date: Week of 28 February
- Guatemala and Bolivia promoted to Group II in 2006.
- Panama and St. Lucia relegated to Group IV in 2006.
Group IV
Played July 13–17 in San Jose, Costa Rica, on outdoor hard courts.
| Team | Pld | W | L | MF | MA | Pts |
| 4 | 3 | 1 | 10 | 2 | 3 |
| 4 | 3 | 1 | 8 | 4 | 3 |
| 4 | 3 | 1 | 8 | 4 | 3 |
| 4 | 1 | 3 | 3 | 8 | 1 |
| 4 | 0 | 4 | 1 | 11 | 0 |
Trinidad & Tobago and Costa Rica promoted to Group III for 2006.
