We found the following Swimming classes around M31

Victoria Rd, Horwich, Bolton BL6 5PY

Brackley St, Farnworth, Manchester M28 3GX

Moor Ln, Bolton BL3 5BN

Burnden Park Fitness Academy, Manchester Rd, Bolton BL3 2NE

Linkway W, Saint Helens WA10 1NG

Kelvin Grove, Wigan WN3 6SP

Milverny Way, Saint Helens WA9 5EE

Green Ln, Widnes WA8 7HF

Wilmslow Rd, Manchester M20 5WZ

Unit 8, Parrs Wood Entertainment Centre, Wilmslow Rd, East Didsbury, Manchester M20 5PG

Grand Central Grand Central Square, Wellington Rd S, Wellington Rd N, Stockport SK1 3TA

Fallows Way, Whiston, Prescot L35 1RZ