Postcode Districts within Postcode Area SG
North Stevenage
South Stevenage
, Ardeley
, Walkern
Woolmer Green
, Knebworth
, Datchworth
Great Wymondley
, Breachwood Green
, Kimpton
, King's Walden
, Graveley
, Little Wymondley
Little Offley
, Apsley End
, Higham Gobion
, Pegsdon
, Stotfold
, Shillington
, Pirton
, Offley
Letchworth
Baldock
Royston
Westmill
, Buntingford
Much Hadham
Standon Green End
, Standon
, Puckeridge
, Patmore Heath
, Nasty
, Little Hadham
, High Cross
, Haultwick
, Colliers End
, Bury Green
, Braughing
, Albury
Ware
Hertford
, Newgate Street Village
, Bayford
, Brickendon
Hertford
Arlesey
Lower Stondon
, Henlow Camp
, Henlow
, Upper Stondon
Shefford
Hatch
, Biggleswade
, Budna
, Langford
, Lower Caldecote
, Northill
, Upper Caldecote
Sandy
, Potton