| 293 |  Faye Dobinson Shannon Oxley | 16-29 | 04:43 | |
| 293 |  Elissa Borthwick Katie Yan | 30-39 | 04:43 | |
| 293 | Becky Busby Maisy Moseley | 16-29 | 04:43 | |
| 293 |  Aoife Byrne Martha Butterfield | 30-39 | 04:43 | |
| 293 | Bethan Golding Bethan Jenkins | 16-29 | 04:43 | |
| 293 | Antonia Mae Dilallo Lauren Crawford | 16-29 | 04:43 | |
| 293 | Abbie Tarrant Georgia Roberts | 16-29 | 04:43 | |
| 293 | Bronwen Hull Lucy Davies | 16-29 | 04:43 | |
| 293 | Siobhan Hall Victoria Williams | 30-39 | 04:43 | |
| 293 | Jordan Fores-Higgens Molly Evans | 16-29 | 04:43 | |
| 293 | Emma Price Lottie Rogers | 16-29 | 04:43 | |
| 293 | Abigail Rayer Bex Whiteley | 30-39 | 04:43 | |
| 313 | Natalie Lowther Orla Goode | 16-29 | 04:44 | |
| 313 | Hayley Freeman Lucy Butcher | 30-39 | 04:44 | |
| 313 | Gwyneth Jones Rosie Hill | 16-29 | 04:44 | |
| 313 | Jasmyn Nagar Katie Hainey | 16-29 | 04:44 | |
| 313 | Ashleigh Ferguson Demi Belcher | 30-39 | 04:44 | |
| 313 | Brooke Butterworth Megan Crilly | 30-39 | 04:44 | |
| 313 | Daisy Bollington Ruby Bollington | 16-29 | 04:44 | |
| 313 | Chandni Lad Trishna Lad | 16-29 | 04:44 | |
| 313 | Amy Hudson Karina Rosewell | 16-29 | 04:44 | |
| 313 | Kathryn Sargent  Manoela Rauen-Prestes | 40-49 | 04:44 | |
| 313 | Eleanor Hobbs Grace Cole | 16-29 | 04:44 | |
| 313 | Amy Lawrence Rosemarie Lawrence | 30-39 | 04:44 | |
| 313 | Isabelle Bray Nicole Gannon | 16-29 | 04:44 | |
| 326 | Hannah Foster Kate Fitzgibbon | 16-29 | 04:45 | |
| 326 | Robyn Hughes Vicky Davies | 30-39 | 04:45 | |
| 326 | Candice Dobson Emily Brady | 16-29 | 04:45 | |
| 326 | April Morris Hayley Blackwell | 30-39 | 04:45 | |
| 326 | Lara Tully Nicola Rees | 30-39 | 04:45 | |
| 326 | Emma Davies Hannah Hellin | 30-39 | 04:45 | |
| 326 | Amanda Watts Liz Saxby | 40-49 | 04:45 | |
| 326 | Sacha Stephens Sophie Baitup | 30-39 | 04:45 | |
| 326 | Gemma Oliver Laura Evans | 30-39 | 04:45 | |
| 326 | Diane Andrews Nicole Drew | 30-39 | 04:45 | |
| 326 | Emma Collins-Jones Keira Obrien | 30-39 | 04:45 | |
| 326 | Cheryl Potter Margaret Anne Parker | 40-49 | 04:45 | |
| 338 | Hannah Taylor Megan Connor | 16-29 | 04:46 | |
| 338 | Chloe Wiedeman Lois West | 16-29 | 04:46 | |
| 338 | Georgia Stancombe Katie Stancombe | 16-29 | 04:46 | |
| 338 | Abbie Robertson Rosina Citrone | 16-29 | 04:46 | |
| 338 | Eleanor Brad Jessica Whyte | 16-29 | 04:46 | |
| 338 | Lara-Esme Hoddy Lauren Brobyn | 16-29 | 04:46 | |
| 338 | Abbey Cliff Georgia Norman | 30-39 | 04:46 | |
| 338 | Victoria Grimshaw Zara Broadbent | 16-29 | 04:46 | |
| 338 | Molly Lane Sophie Lauren Evans | 16-29 | 04:46 | |
| 338 | Jade Hill Sidony Fuller | 30-39 | 04:46 | |
| 338 | Alexandra Jones Kirsty Tudor | 30-39 | 04:46 | |
| 338 | Katie Evennett Matilda Renouf | 30-39 | 04:46 | |
| 338 | Laura Jones Rhianedd Phillips-Davies | 30-39 | 04:46 | |
| 338 | Charley Jones Emily Stewart | 30-39 | 04:46 | |
| 338 | Ellis Adams-King Fiona Grice | 30-39 | 04:46 | |
| 353 | Charlotte Saunders Sioned Raymond | 16-29 | 04:47 | |
| 353 |  Kayleigh Rainsbury Sarah Warren | 30-39 | 04:47 | |
| 353 | Eleanor Capeling Ella Clarke | 16-29 | 04:47 | |
| 353 | Michaela Murtagh Sinead Murtagh | 40-49 | 04:47 | |
| 353 | Emma Humphries Rosie Davies | 16-29 | 04:47 | |
| 353 | Clare Woodward Leanne Cross | 40-49 | 04:47 | |
| 353 | Anna Crane Helen Jones | 30-39 | 04:47 | |
| 353 | Emily Beckett Megan Baldwin | 16-29 | 04:47 | |
| 353 | Emma Morgan Lauren Button | 30-39 | 04:47 | |
| 353 | Anita Rich Michaela Barnacle | 40-49 | 04:47 | |
| 353 | Chloe Ledger Jo Hancock | 40-49 | 04:47 | |
| 353 | Alice Ward  Amy Mpofu | 30-39 | 04:47 | |
| 353 | Chelsie Owen Burke Hetty James | 16-29 | 04:47 | |
| 353 | Janine Parrington Kayla Quinlan | 30-39 | 04:47 | |
| 353 | Helen Broadley Louise Armriding | 40-49 | 04:47 | |
| 353 | Amy Gillett Emma Troup | 30-39 | 04:47 | |
| 353 | Cerys Peters Nia Davies Jones | 40-49 | 04:47 | |
| 370 | Chloe Rankin Karen Alexander | 16-29 | 04:48 | |
| 370 | Chloe Parry Jessamene Waters | 30-39 | 04:48 | |
| 370 | Palomie Dasani Tishani Patel | 30-39 | 04:48 | |
| 370 | Emily Newman Samantha Jones | 16-29 | 04:48 | |
| 370 | Alex Smith Karina Graham | 16-29 | 04:48 | |
| 370 | Jude Davies Megan Henry | 16-29 | 04:48 | |
| 370 | Hattie Smith Kayleigh Charlton | 16-29 | 04:48 | |
| 370 | Rachael Hardy Vicky Faller | 40-49 | 04:48 | |
| 370 | Rebecca Walburn Rosie Hatton | 30-39 | 04:48 | |
| 370 | Louise Doyle Sarah James | 30-39 | 04:48 | |
| 370 | Jemima Pennant Millie Purton | 16-29 | 04:48 | |
| 370 | Alice Lewis Taylor Green | 30-39 | 04:48 | |
| 370 | Sarah Clark Yasmin Turk | 40-49 | 04:48 | |
| 383 | Eliza Kay Millie Brown | 16-29 | 04:49 | |
| 383 | Martha Allen Rebecca Mitchell | 16-29 | 04:49 | |
| 383 | Joana Dodoc Rhian Robins | 16-29 | 04:49 | |
| 383 | Kirsty Pewtner Laura Baldwin | 30-39 | 04:49 | |
| 383 | Linette Zerk Michaela Shadick | 30-39 | 04:49 | |
| 383 | Amy Baller Arianne Catlow | 30-39 | 04:49 | |
| 383 | Emma Cockburn Sally Jack | 16-29 | 04:49 | |
| 383 | Annabelle Poole Zoe Lambert | 30-39 | 04:49 | |
| 383 | Alana Edwards Sharlene Ellis | 30-39 | 04:49 | |
| 383 | Lynette Viney-Passig Rebecca Andrews | 40-49 | 04:49 | |
| 383 | Celyn Osborne Gaby Mcallen | 16-29 | 04:49 | |
| 383 | Emma Veith Rosie John | 40-49 | 04:49 | |
| 383 | Jen Barrow Sarah Taylor | 40-49 | 04:49 | |
| 383 | Eilbhe Bailey Siobhan Keogh | 30-39 | 04:49 | |
| 397 | Millie Davis Rei Crooks | 16-29 | 04:50 | |
| 397 | Hannah Nonas Roisin Redfern | 30-39 | 04:50 | |
| 397 | Darcy John-Cook Jess Griffiths | 16-29 | 04:50 | |
| 397 | Caroline Wills Rachel Hart | 30-39 | 04:50 | |
