Salisbury Borough within Wiltshire
 
Saltash Borough within Devon
 
Sandwich Borough within Cinque Ports
 
Scarborough Borough within Yorkshire
 
Seaford Borough within Cinque Ports
 
Selkirkshire County
 
Shaftesbury Borough within Dorset
 
Shrewsbury Borough within Shropshire
 
Shropshire County
 
Shropshire South within Shropshire
 
Sligo Borough within Co. Sligo
 
Somerset County
 
Southampton Borough within Hampshire
 
Southwark Borough within Surrey
 
St. Albans Borough within Hertfordshire
 
St. Andrews Burghs County
 
St. Germans Borough within Cornwall
 
St. Ives Borough within Cornwall
 
St. Mawes Borough within Cornwall
 
Stafford Borough within Staffordshire
 
Staffordshire County
 
Stamford Borough within Lincolnshire
 
Steyning Borough within Sussex
 
Stirling Burghs County
 
Stirlingshire County
 
Stockbridge