GB United Kingdom Major Regions Postal Code Details
๐๏ธ Ceredigion (sir Ceredigion) ยท Wales
SA46 0EW
Aberaeron
SA46 0LP
Aberarth
SY23 3ND
Aberffrwd
SY23 4AS
Abermagwr
SA48 8PH
Abermeurig
SA43 2EH
Aberporth
SY23 1JN
Aberystwyth
SA38 9EH
Adpar
SA40 9SR
Alltyblacca
SY23 3JE
Banc-Y-Darren
SA44 4HX
Bangor Teifi
SY23 5NR
Bethania
SA48 8PB
Bettws
SA38 9QG
Beulah
SA38 9EP
Blaen-Cil-Llech
SA43 2AD
Blaenannerch
SA44 6DH
Blaencelyn
SA48 7LN
Blaencwrt
SY23 4TR
Blaenpennal
SY23 4DQ
Blaenplwyf
SA43 2AU
Blaenporth
SY24 5DR
Bontgoch
SY23 4JN
Bontnewydd
SY24 5NP
Borth
SY24 5BL
Bow Street
SY23 4TF
Bronant
SA38 9HA
Brongest
SA38 9EN
Bryndioddef
SA38 9QQ
Bryngwyn
SA44 6EA
Brynhoffnant
SA40 9UY
Brynteg
SA48 8QL
Bwlchllan
SA44 5JX
Bwlchygroes
SA44 6BN
Caerwedros
SY23 3LN
Capel Bangor
SA44 4PL
Capel Dewi
SY23 3HY
Capel Madog
SY23 4EB
Capel Seion
SA43 1AJ
Cardigan
SA48 8HW
Cellan
SA38 9JJ
Cenarth
SA48 8RP
Cilcennin
SA48 8BY
Ciliau Aeron
SY23 3DL
Clarach
SY23 4LN
Cnwch Coch
SA44 5LY
Coed Y Bryn
SY23 3BN
Comins Coch
SA48 8BN
Creuddyn Bridge
SA48 7LZ
Cribyn
SY23 5NH
Cross Inn
SY23 4HU
Crosswood
SA38 9NZ
Cwm Cou
SY23 3HB
Cwmerfyn
SY23 3NB
Cwmrheidol
SA40 9XL
Cwmsychpant
SY23 3HA
Cwmsymlog
SY23 4AD
Cwmystwyth
SA40 9YJ
Cwrtnewydd
SA48 8PD
Derry Ormond
SY23 4RE
Devils Bridge
SA48 7PZ
Dihewyd
SY24 5LZ
Dol-Y-Bont
SA40 9YB
Drefach
SY23 4LR
Dyffryn Paith
SY20 8TF
Eglwys Fach
SA48 8BG
Felinfach
SA43 1RT
Felinwynt
SA43 1QJ
Ferwig
SY25 6BT
Ffair Rhos
SA44 5JT
Ffostrasol
SA46 0HQ
Ffosyffin
SY20 8TD
Furnace
SA45 9SS
Gilfachrheda
SY20 8SS
Glandyfi
SY24 5NB
Glanwern
SA44 6PH
Glynarthen
SY23 3AA
Goginan
SA40 9TH
Gorsgoch
SA43 1PP
Gwbert
SA46 0HP
Henfynyw
SA44 5TY
Henllan
SA44 4JG
Horeb
SA48 7JW
Lampeter
SY23 4AZ
Llanafan
SA47 0NY
Llanarth
SY23 3TF
Llanbadarn Fawr
SY23 5DP
Llanddeiniol
SY25 6RU
Llanddewi Brefi
SY24 5DX
Llandre
SA38 9HB
Llandyfriog
SA43 2QY
Llandygwydd
SA44 4NY
Llandysul
SA48 8NE
Llanfair Clydogau
SY23 4BU
Llanfarian
SY23 4LB
Llanfihangel-Y-Creuddyn
SY23 1HJ
Llangawsai
SY25 6QU
Llangeitho
SA43 2LX
Llangoedmor
SA44 6AL
Llangrannog
SY23 4SR
Llangwyryfon
SA48 8PS
Llangybi
SY23 4NJ
Llanilar
SA45 9TJ
Maenygroes
SA44 5LL
Maesllyn
SA44 4NQ
Maesymeillion
SA43 1QH
Mwnt
SA48 7QY
Mydroilyn
SA45 9RT
Nanternis
SY23 5LL
Nebo
SY23 4NB
New Cross
SA45 9PX
New Quay
SA43 1NE
North Park Estate
SA47 0RU
Oakford
SA44 4SR
Panteg Cross
SA44 4ST
Panteg Cross Roads
SA43 2DG
Parcllyn
SY23 3EZ
Penbontrhydybeddau
SA44 6DA
Penbontrhydyfothau
SA40 9XH
Penffordd
SY23 3UY
Penglais
SY23 5PD
Pennant
SA43 1SB
Penparc
SY23 1SY
Penparcau
SA44 5NX
Penrhiwllan
SY23 3TW
Penrhyncoch
SA44 6JY
Pentre'r Bryn
SA48 7JR
Pentrebach
SA44 6HN
Pentregat
SA44 4LE
Pentrellwyn
SY25 6RF
Penuwch
SY23 1BJ
Penyranchor
SY23 4NE
Pisgah
SA44 6HB
Plwmp
SY23 3AG
Ponterwyd
SA44 6AU
Pontgarreg
SA43 2RG
Ponthirwaun
SY25 6EP
Pontrhydfendigaid
SY25 6DF
Pontrhydygroes
SA44 4UN
Pontshaen
SA44 4LS
Prengwyn
SY23 5EA
Rhiwbwys
SA40 9XB
Rhyddlan
SA44 5PT
Rhydlewis
SA44 4PX
Rhydowen
SY23 4PY
Rhydyfelin
SA44 6QL
Sarnau
SA48 8AS
Silian
SY23 1RZ
Southgate
SY25 6AP
Swyddffynnon
SA44 6JE
Synod Inn
SA44 4ER
Talgarreg
SY20 8JH
Taliesin
SA48 8RA
Talsarn
SY24 5EA
Talybont
SA43 2JT
Tanygroes
SY20 8PS
Tre'r Ddol
SY23 1BD
Trefechan
SY23 4HQ
Trefenter
SY25 6JG
Tregaron
SA44 4NW
Tregroes
SA43 1SQ
Tremain
SA43 2JL
Tresaith
SY23 4RL
Trisant
SA48 7QJ
Troedyrhiw
SY25 6LR
Tynreithyn
SY25 6AQ
Tynygraig
SY23 3PS
Waunfawr
SY24 5LA
Ynyslas
SY25 6DY
Ysbyty Ystwyth
SY25 6AD
Ystrad Meurig
SY23 3AF
Ystumtuen
๐ฎGB United Kingdom Regional Postal Code FAQ & Postal Regulations
๐ฎ 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).
๐ 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.
โ ๏ธ 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.
๐ฌ 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).