GB United Kingdom Major Regions Postal Code Details
🏛️ Orkney Islands · Scotland
KW17 2AUAuskerry
Auskerry orkney islands scotland KW17 2AU United Kingdom
KW17 2DYBalfour
Balfour orkney islands scotland KW17 2DY United Kingdom
KW17 2LTBirsay
Birsay orkney islands scotland KW17 2LT United Kingdom
KW17 2SYBurray
Burray orkney islands scotland KW17 2SY United Kingdom
KW16 3JHCairston
Cairston orkney islands scotland KW16 3JH United Kingdom
KW15 1ZLCrowness Business Park
Crowness Business Park orkney islands scotland KW15 1ZL United Kingdom
KW17 2QWDeerness
Deerness orkney islands scotland KW17 2QW United Kingdom
KW17 2JBDounby
Dounby orkney islands scotland KW17 2JB United Kingdom
KW17 2AAEday
Eday orkney islands scotland KW17 2AA United Kingdom
KW17 2QDEgilsay
Egilsay orkney islands scotland KW17 2QD United Kingdom
KW17 2NNEvie
Evie orkney islands scotland KW17 2NN United Kingdom
KW17 2UQFinstown
Finstown orkney islands scotland KW17 2UQ United Kingdom
KW16 3NPFlotta
Flotta orkney islands scotland KW16 3NP United Kingdom
KW17 2TYGairsay
Gairsay orkney islands scotland KW17 2TY United Kingdom
KW16 3NGGraemsay
Graemsay orkney islands scotland KW16 3NG United Kingdom
KW15 1TSGrimbister
Grimbister orkney islands scotland KW15 1TS United Kingdom
KW17 2JSHarray
Harray orkney islands scotland KW17 2JS United Kingdom
KW15 1FLHatston
Hatston orkney islands scotland KW15 1FL United Kingdom
KW15 1GPHatston Industrial Estate
Hatston Industrial Estate orkney islands scotland KW15 1GP United Kingdom
KW17 2SAHolm
Holm orkney islands scotland KW17 2SA United Kingdom
KW16 3NJHoy
Hoy orkney islands scotland KW16 3NJ United Kingdom
KW15 1HXKirkwall
Kirkwall orkney islands scotland KW15 1HX United Kingdom
KW15 1THKirkwall Aerodrome
Kirkwall Aerodrome orkney islands scotland KW15 1TH United Kingdom
KW17 2SFLambholm
Lambholm orkney islands scotland KW17 2SF United Kingdom
KW16 3PQLonghope
Longhope orkney islands scotland KW16 3PQ United Kingdom
KW16 3NWLyness
Lyness orkney islands scotland KW16 3NW United Kingdom
KW17 2BENorth Ronaldsay
North Ronaldsay orkney islands scotland KW17 2BE United Kingdom
KW17 2JUOrkney
Orkney orkney islands scotland KW17 2JU United Kingdom
KW17 2REOrphir
Orphir orkney islands scotland KW17 2RE United Kingdom
KW17 2BUPapa Westray
Papa Westray orkney islands scotland KW17 2BU United Kingdom
KW15 1PJPapdale
Papdale orkney islands scotland KW15 1PJ United Kingdom
KW16 3LUQuoyloo
Quoyloo orkney islands scotland KW16 3LU United Kingdom
KW17 2HARendall
Rendall orkney islands scotland KW17 2HA United Kingdom
KW17 2PZRousay
Rousay orkney islands scotland KW17 2PZ United Kingdom
KW17 2TQSaint Margarets Hope
Saint Margarets Hope orkney islands scotland KW17 2TQ United Kingdom
KW15 1SSSaint Ola
Saint Ola orkney islands scotland KW15 1SS United Kingdom
KW17 2BJSanday
Sanday orkney islands scotland KW17 2BJ United Kingdom
KW16 3LRSandwick
Sandwick orkney islands scotland KW16 3LR United Kingdom
KW16 3HAStenness
Stenness orkney islands scotland KW16 3HA United Kingdom
KW16 3EDStromness
Stromness orkney islands scotland KW16 3ED United Kingdom
KW17 2ASStronsay
Stronsay orkney islands scotland KW17 2AS United Kingdom
KW17 2NRSwannay
Swannay orkney islands scotland KW17 2NR United Kingdom
KW17 2QUTankerness
Tankerness orkney islands scotland KW17 2QU United Kingdom
KW17 2QGToab
Toab orkney islands scotland KW17 2QG United Kingdom
KW17 2JHTwatt
Twatt orkney islands scotland KW17 2JH United Kingdom
KW17 2DWWestray
Westray orkney islands scotland KW17 2DW United Kingdom
KW17 2QAWyre
Wyre orkney islands scotland KW17 2QA United Kingdom
📋 United Kingdom Address and Delivery Guidance
📮
Use a Complete Delivery Address:
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
🌍
Follow Local Address Conventions:
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
✅
Verify Before Dispatch:
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
💡
Delivery Information Is Context-Specific:
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
This reference is maintained as postal and carrier information changes. Need a correction? Contact our team.
Privacy, terms and disclaimer
Your search terms are handled under our Privacy Policy. Review our Terms of Service and disclaimer before relying on any logistics or delivery information.
📮United Kingdom Postal FAQ and delivery guidance
📮 What is the basic format of a UK postcode?
A UK postcode consists of 5-7 alphanumeric characters, split into two parts: the outward code (area and district) and inward code (specific street/building). Examples: SW1A 1AA (London) or M1 1AE (Manchester).
🔍 How to find or validate a UK postcode?
Use Royal Mail's free Postcode Finder tool on their official website to search by address, or third-party APIs for validation.
⚠️ What happens if I write a wrong postcode?
Incorrect postcodes may cause delays, returns, or lost mail. For important items, use Tracked services and double-check the recipient's postcode.
📬 Is a postcode mandatory for UK mail?
Yes! Postcodes are essential. Mail without a postcode or with errors faces significant delivery issues. Always write the postcode on a separate line at the end of the address (e.g., London SW1A 1AA).
