Postcode SG3 Knebworth - Postcodes SG3* in the UK
Postcode area SG3* contains 6 postcodes in the UK, all in England. This postcode area covers places including Knebworth, Datchworth, Welwyn, Woolmer Green and more. All postcodes beginning with SG3 are listed below.
Districts in postcode area SG3
Sub-areas of postcode SG3
Postcode List SG3*
All 6 postcodes in area SG3 - click a postcode for map, areas and post offices.
FAQs about postcode area SG3
Which postcodes start with SG3?
In the UK, 6 postcodes start with SG3, including areas such as Knebworth, Datchworth, Welwyn in England. The full list is above.
What does postcode area SG3 cover?
SG3* is a UK postcode area containing 6 postcodes starting with SG3. This area is entirely within England.
Which nation is postcode SG3 in?
Postcode area SG3* is entirely within England.
Where does postcode data for SG3* come from?
Data is from OpenStreetMap and may be incomplete. For authoritative information contact Royal Mail.