| England Rugby web-site |
| National League Rugby web-site |
| Yorkshire RFU web-site yorkshirerfu.pitchero.com |
| Yorkshire Referees Society web-site |
| Billingham Rugby Club web-site www.billinghamrugby.co.uk/ |
| Darlington Mowden Park RFC web-site https://www.mowdenpark.com/ |
| Fylde RFC web-site www.fylderugby.co.uk |
| Hull RFC web-site |
| Hull Ionians RUFC web-site |
| Macclesfield RUFC web-site https://www.macclesfieldrufc.co.uk/ |
| Otley RUFC web-site www.pitchero.com/clubs/otley |
| Preston Grasshoppers RFC web-site www.pgrfc.co.uk/ |
| Rossendale RUFC web-site https://www.rossendalerufc.com/ |
| Scunthorpe RFC web-site https://www.scunthorperugby.com/ |
| Sheffield RUFC web-site www.pitchero.com/clubs/sheffield |
| Sheffield Tigers RUFC web-site www.sheffieldtigers.co.uk |
| Tynedale RFC web-site www.pitchero.com/clubs/tynedalerugbyfootballclub |
