Pool B of the 2018 Fed Cup Europe/Africa Zone Group I was one of four pools in the Europe/Africa zone of the 2018 Fed Cup. Three teams competed in a round robin competition, with the top team and the bottom team proceeding to their respective sections of the play-offs: the top team played for advancement to the World Group II Play-offs, while the bottom team faced potential relegation to Group II.[1]
| GBR | EST | POR | RR W–L |
Set W–L |
Game W–L |
Standings | ||
| 2 |  Great Britain
|
3–0 | 3–0 | 2–0 | 12–1 (92%) | 78–26 (75%) | 1 | |
| 8 |  Estonia
|
0–3 | 2–1 | 1–1 | 5–8 (38%) | 48–69 (41%) | 2 | |
| 12 |  Portugal
|
0–3 | 1–2 | 0–2 | 2–10 (17%) | 36–67 (35%) | 3 |
Standings are determined by: 1. number of wins; 2. number of matches; 3. in two-team ties, head-to-head records; 4. in three-team ties, (a) percentage of sets won (head-to-head records if two teams remain tied), then (b) percentage of games won (head-to-head records if two teams remain tied), then (c) Fed Cup rankings.
 Great Britain 3 |
Tallink Tennis Centre, Tallinn, Estonia[2] 7 February Hard (indoors) |
 Portugal 0 | |||||||||||||||||||||||||||||
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 Estonia 2 |
Tallink Tennis Centre, Tallinn, Estonia[3] 8 February Hard (indoors) |
Portugal 1 | |||||||||||||||||||||||||||||
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| Great Britain 3 |
Tallink Tennis Centre, Tallinn, Estonia[4] 9 February Hard (indoors) |
Estonia 0 | |||||||||||||||||||||||||||||
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