Country
United Kingdom
Location
Carmarthen
Postal Code
SA31

What is Carmarthen (United Kingdom) postal/zip code?

The postal code for Carmarthen is SA31. Postal codes in Carmarthen consist of 4 characters following the format A(A)N(N)(A) NAA. Carmarthen is located in Wales, United Kingdom, and is part of the Northern Europe region. This postal code is essential for accurate mail delivery, online shopping, and official documentation. Whether you're sending a package, filling out a form, or verifying an address, using the correct postal code ensures your mail reaches its destination without delays. You can scan the QR code on the right to quickly save or share the complete address information for Carmarthen.

QR Code for Carmarthen Scan Address

How to Address Mail to Carmarthen

Standard Address Format (click to edit)
RecipientJohn Doe
Street123 Example Street
DistrictCarmarthen
City & PostalSA31 Wales
CountryUNITED KINGDOM

Addressing Tips for United Kingdom - Carmarthen

  • Postal code format: A(A)N(N)(A) NAA
  • Write postal code before the city name
  • Country name in UPPERCASE on last line
  • Include district name for faster delivery
  • ISO country code: GB

Shipping to Carmarthen, United Kingdom

🇬🇧
Domestic Delivery
1-3 days
Within United Kingdom
International
7-21 days
Varies by origin
Customs Threshold
£135
Duty-free limit

Local Carriers in Carmarthen

Royal Mail Yodel Evri (Hermes) DPD

Carmarthen: International Carriers

DHL FedEx UPS

Shipping Tips (Carmarthen)

  • Always include postal code SA31 for faster delivery
  • Items above £135 may incur customs duties
  • Track your package using the carrier's tracking number
  • Consider insurance for valuable shipments

Carmarthen United Kingdom Location Information

Carmarthen, United Kingdom Map
  • Region Europe
  • Subregion Northern Europe
  • State Wales
  • Phone Code +44
  • Currency GBP
  • Coordinates 51.8555, -4.3054
Free Traffic Exchange

5 Postal Codes in Carmarthen

Area State Place Postal Code
Carmarthen Wales Carmarthen SA31
Carmarthen Wales Carmarthen SA31 1JP
Carmarthen Wales Carmarthen SA31 1ZD
Carmarthen Wales Carmarthen SA31 1AD
Carmarthen Wales Carmarthen SA31 3JR

Frequently Asked Questions

The postal code of Carmarthen, Wales, United Kingdom is SA31. This 4-character code follows the format A(A)N(N)(A) NAA.
Carmarthen has approximately 5 postal codes covering different areas and neighborhoods within the district.
Carmarthen is located in Wales, United Kingdom. It is part of the Europe region and Northern Europe subregion. The coordinates are 51.85552000, -4.30535000.
To call Carmarthen, United Kingdom, you need to dial the international code +44 followed by the local number.
The currency used in Carmarthen, United Kingdom is British Pound (GBP). The currency symbol is £.
The nearest major city to Carmarthen is Wales, approximately 0 km away.
You can verify Carmarthen postal codes on PostalZipCode.co. Enter the postal code in the search bar to see its location, district, and city details.
Nearby Locations
City State Distance Latitude Longitude
Carmarthenshire Wales 10 km 51.833 -4.167
Llansteffan Wales 11 km 51.772 -4.391
Kidwelly Wales 13 km 51.736 -4.303
Pontyates Wales 13 km 51.752 -4.217
Pontyberem Wales 13 km 51.778 -4.169
Saint Clears Wales 14 km 51.82 -4.498
Pencader Wales 16 km 52.001 -4.266
Trimsaran Wales 16 km 51.72 -4.242
Tumble Wales 16 km 51.784 -4.11
Cross Hands Wales 17 km 51.793 -4.088
Other United Kingdom in States
State Distance Latitude Longitude
Carmarthenshire 0 km 51.857 -4.312
City and County of Swansea 36 km 51.621 -3.944
Neath Port Talbot County Borough 46 km 51.598 -3.784
Pembrokeshire 46 km 51.674 -4.909
Ceredigion 48 km 52.219 -3.932
Carmarthen in Other Languages
Postal Codes by Country
Country Distance Latitude Longitude
Isle of Man 267 km 54.25 -4.5
Ireland 281 km 53 -8
Guernsey and Alderney 292 km 49.467 -2.583
Jersey 327 km 49.25 -2.167
Belgium 588 km 50.833 4
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Last updated: April 2026
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