- Front Wall
- Side wall
- Top out of court line
- Service line (only used for squash)
- Service box
- Centre court line
- The “tin” - bottom out of court line
- Short or half court line
The World Squash Federation (WSF) have got very clear and concise page detailing all of the key rules for racketball (also known as Squash57.) This includes a recently implemented ruling in regard to racket length and dimensions which UK Racketball will also adopt for ALL events Series or National from 1st January 2026.
https://www.worldsquash.org/squash-57/squash-57-rules/