The following U18 Teams have all affiliated for the 2008/09 season, list last updated 2/05/2008
Category A Teams (15 Players or more)
| Team Name |
Region |
| Aldwinians U18 |
NW |
| Aylesford Bulls Junior U18 |
SE |
| Basildon U18 Girls |
EAST |
| Basingstoke Swifts U18 |
SE |
| Bridgnorth Girls U18's |
WM |
| Buxton Bobcats U18 |
EM |
| Chobham U18 Girls |
LONDON |
| Cinderford U18 |
SW (N) |
| Cockermouth Wasps U18 |
NW |
| Croydon Girls |
SE |
| Darlington Mowden Park U18 |
NE |
| Deeping Angels |
EAST |
| Dorking U18 Junior Girls |
SE |
| Exeter Saracens U18 Girls |
SW (S) |
| Furness U18 |
NW |
| Glossop U18 Girls |
EM |
| Gravesend Gremlins U18 Girls |
SE |
| H3 U18 |
SE |
| Ilkley Ladies RFC U18 |
YORKS |
| Kent Youth Girls U18 |
SE |
| Keswick U18 Girls |
NW |
| Kettering Girls U18 |
EM |
| Leodiensian Girls U18 |
YORKS |
| Letchworth Garden City U18 Girls |
EAST |
| Liskeard Looe U18's |
SW (S) |
| London Irish U18 Girls |
SE |
| Malton & Norton U18 |
YORKS |
| North Dorset Girls U18 |
SW (N) |
| North Hykeham U18 |
EM |
| North Ribblesdale Girls |
YORKS |
| Oakmeadians Girls U18 |
SW (N) |
| Old Leamingtonians Comets U18 |
WM |
| Peterborough U18 |
EAST |
| Plymouth Albion Girls U18 |
SW (S) |
| Reading U18 |
SE |
| Rochford Hundred U18 Girls |
EAST |
| Salisbury U18 Youth |
SW (N) |
| Sandbach U18 Girls |
NW |
| Stevenage Swifts U18 |
East |
| St Ives RFC Junior Ladies |
EAST |
| Stourton Gypsies U18's |
WM |
| Sudbury Girls U18 |
EAST |
| Taunton Fillies U18's |
SW (N) |
| Thomas Becket Barbarians |
EM |
| Tynedale Panthers U18 |
NE |
| Welwyn Warriors U18 |
EAST |
| Wimborne U18 Girls |
SW (N) |
| Woodrush Girls U18's |
WM |
| Worcester U18 Ladies |
WM |
| Worthing Stingers |
SE |
Category B Teams (14 Players or less)
| Team Name |
Region |
| Aylesbury Amazons U18 |
SE |
| Aylestone St James 'Jimmies Angels' U18 |
EM |
| Beckenham U18 |
LONDON |
| Bridgwater & Albion U18 |
SW (N) |
| Bulls Rugby U18 |
SE |
| Burgess Hill U18 |
SE |
| Burton U18 Girls |
WM |
| Cambridge Sinners U18 Girls |
EAST |
| Carlisle U18 Girls |
NW |
| Chesham U18 Girls Team |
SE |
| Chinnor Chicks U18 |
SE |
| Chippenham U18's |
SW (N) |
| Cirencester U18 |
SW (N) |
| Cooper Avon Tyres, Melksham U18 |
SW (N) |
| Dorchester U18 Girls |
SW (N) |
| East Grinstead Girls U18 |
SE |
| Evesham U18 |
WM |
| Goole U18 Girls |
YORKS |
| Grimsby Lynx |
EM |
| Guildford Gazelles U18 |
SE |
| Hertford U18 Girls |
EAST |
| Holt U18 Girls |
EAST |
| Lichfield U18 |
WM |
| Market Harborough Girls U18 |
EM |
| Melbourne Minxes U18 |
EM |
| Morpeth RFC U18 Girls |
NE |
| Newark U18 |
EM |
| Newquay Hornets "Queen Bees" U18 |
SW (S) |
| Oxford U18 Ladies |
SE |
| Paignton U18 Girls |
SW (S) |
| Paviors U18 Girls |
EM |
| Petersfield U18 Girls |
SE |
| Saracens Girls U18 |
LONDON |
| Sherborne Pinks U18 |
SW (N) |
| Sleaford U18 Girls |
EM |
| Slough U18 Girls |
SE |
| Tamworth Wildcats U18 |
WM |
| Tavistock U18 Girls |
SW (S) |
| Thornbury U18 |
SW (N) |
| Trowbridge U18 Girls |
SW (N) |
| Waterloo Girls U18 |
NW |
| Westcliff Wildcats U18 |
EAST |
| Witney Cherubs U18 |
SE |
Category C Teams (6 Players or less)
| Team Name |
Region |
| Beccles |
EAST |
| Bridlington Dolphins 18s |
YORKS |
| Bridport Girls U18 |
SW (N) |
| Camberley Girls U18 |
SE |
| Camp Hill U18 |
WM |
| Canterbury U18 Girls |
SE |
| Cranleigh RFC U18 Girls |
SE |
| Crawley U18 Girls |
SE |
| Diss Vixens U18 |
EAST |
| Ely U18 |
EAST |
| Essington U18 Ladies |
WM |
| Folkestone Fillies (U18) |
SE |
| Grove Flyers U18 |
SE |
| Harlequin Ladies Youth Academy U18 |
LONDON |
| Havant U18 Girls |
SE |
| Hitchin U18 Girls |
EAST |
| Horsham RUFC U18 |
SE |
| Lewes U18 |
SE |
| Manchester U18 |
NW |
| Milton Keynes U18 |
SE |
| Minety U18 Girls Rugby |
SW (N) |
| Northwich U18 Girls Rugby |
NW |
| Old Dunstonians U18 Ladies |
SE |
| Ormskirk Ladies RUFC U18 |
NW |
| Percy Park Tigers U18 |
NE |
| Pocklington Girls U18 |
YORKS |
| Portsmouth Panthers U18 |
SE |
| Romford & Gidea Park Raven Chix |
EAST |
| Shoreham U18 Girls |
SE |
| Stow & District WRFC U18 |
SW (N) |
| Sutton & Epsom U18 |
SE |
| Thanet Wanderers U18 Girls |
SE |
| Tyldesley U18 Girls |
NW |
| Wigan U18 Girls |
NW | |
