United Kingdom ZIP Code & Address Format – Postal code Lookup Map

Postal code format in the United Kingdom

Called	Postal code
Format	`AANA NAA` `AAA NAA` `AN NAA` `ANN NAA` `AAN NAA` `AANN NAA` `ANA NAA` `AAAA NN` N is a digit, A is a letter
Examples	`EC1Y 8SY` `GIR 0AA` `M2 5BQ` `M34 4AB` `CR0 2YR` `DN16 9AA` `W1A 4ZZ` `EC1A 1HQ` `OX14 4PG` `BS18 8HF` `NR25 7HG` `RH6 0NP` `BH23 6AA` `B6 5BA` `SO23 9AP` `PO1 3AX` `BFPO 61`
Required in an address	Yes
Where it goes	On a line of its own, below the city
Validation regex	`^GIR ?0AA\|(?:(?:AB\|AL\|B\|BA\|BB\|BD\|BF\|BH\|BL\|BN\|BR\|BS\|BT\|BX\|CA\|CB\|CF\|CH\|CM\|CO\|CR\|CT\|CV\|CW\|DA\|DD\|DE\|DG\|DH\|DL\|DN\|DT\|DY\|E\|EC\|EH\|EN\|EX\|FK\|FY\|G\|GL\|GY\|GU\|HA\|HD\|HG\|HP\|HR\|HS\|HU\|HX\|IG\|IM\|IP\|IV\|JE\|KA\|KT\|KW\|KY\|L\|LA\|LD\|LE\|LL\|LN\|LS\|LU\|M\|ME\|MK\|ML\|N\|NE\|NG\|NN\|NP\|NR\|NW\|OL\|OX\|PA\|PE\|PH\|PL\|PO\|PR\|RG\|RH\|RM\|S\|SA\|SE\|SG\|SK\|SL\|SM\|SN\|SO\|SP\|SR\|SS\|ST\|SW\|SY\|TA\|TD\|TF\|TN\|TQ\|TR\|TS\|TW\|UB\|W\|WA\|WC\|WD\|WF\|WN\|WR\|WS\|WV\|YO\|ZE)(?:\d[\dA-Z]? ?\d[ABD-HJLN-UW-Z]{2}))\|BFPO ?\d{1,4}$`
Official lookup	Postal service search

How to write an address in the United Kingdom

John Smith
Company Name
123 Main Street
POST TOWN
EC1Y 8SY
UNITED KINGDOM

The postal code goes on a line of its own, below the city.
Write the city and ZIP/postal code in capital letters.
Required parts: street address, city, ZIP/postal code.
When you send mail from abroad, add UNITED KINGDOM as the last line.

Neighbouring countries

IrelandANN ANAN

Questions about United Kingdom postal codes

What is the ZIP code format in the United Kingdom?

The United Kingdom uses alphanumeric postal codes in the format AANA NAA or AAA NAA or AN NAA or ANN NAA or AAN NAA or AANN NAA or ANA NAA or AAAA NN (N is a digit, A is a letter), for example EC1Y 8SY or GIR 0AA.

How do I find the ZIP code of an address in the United Kingdom?

Type the address in the search box or click the place on the map. Zipdress shows the full address and its postal code. You can also check the official postal code search of the United Kingdom.

How do I write an address in the United Kingdom?

Use this order, one part per line: John Smith / Company Name / 123 Main Street / POST TOWN / EC1Y 8SY. The postal code goes on a line of its own, below the city.

United Kingdom ZIP code and address format