| Venue: Olympic Stadium - Moulay Abdellah Sports Complex. Final: Friday 30th August 2019 18:00 |
| Final | time | L | React. | ______________ | | 1. |  Nigeria | 3:30.32 | 5. | 0.298 | | | Uwemedino Abasiono Akpan, Patience Okon George, Blessing Oladoye, Rita Ossai | | 2. |  Botswana | 3:31.96 | 2. | 0.206 | | | Oarabile Babolayi, Tlhpmphang Basel, Oratile Rose Nowe, Amatle Montsho | | 3. |  Uganda | 3:32.25 | 7. | 0.179 | | | Nasiba Nabirye, Wmily Nanziri, Leni Shida, Stella Wonruku | | 4. |  Kenya | 3:32.93 | 4. | 0.341 | | | Linda Kageha, Joan Cherono, Maureen Nyatichi Thomas, Mary Moraa | | 5. |  South Africa | 3:41.17 | 8. | 0.179 | | | Taylon Bieldt, Wenda Niel, Danel Holton, Zeney van der Walt | | 6. |  Ethiopia | 3:41.45 | 6. | 0.190 | | | Tsige Duguma Gemechu, Getachew Migist, Msgana Haylu Zemedkun, Worknesh Mesele Handeno | | 7. |  Siera Leone | 3:47.74 | 3. | 0.164 | | | Margaret Vanessa Barrie, Elma Sesay, Fatima Awolo, Mary Thomas Tarwally | | -. |  Madagascar | DNS | 1. | | |
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