SA18 3NX Postcode in Llandybie

SA18 3NX is a postal code used within the United Kingdom for delivering mail.

Postcodes are made up of two parts. The part before the space (SA18) is called the outward code. The part after the space (3NX) is called the inward code. The letters C, I, K, M, O and V are not allowed in the inward code. In addition to the inward and outward code, the postcode can be broken up into four parts:

  1. Postal Area. In our case SA which means Swansea.
  2. Postal District. In our case SA18.
  3. Postal Sector. In our case SA18 3.
  4. Postcode Unit. The last two letters. In our case NX.

The regional mail center for the post area SA is the South West Distribution Centre, which is located at Western Approach, Distribution Park, Severn Beach, BRISTOL, BS35 4GG.

The final port of call for any post addressed to the SA18 3NX postcode is the local delivery office (DO) which is . Here the post will be sorted ready for delivery.

Did you know? According to the 2021 Census, the SA18 3NX postcode is home to a bustling 31 residents!

SA18 3NX is within the village of Llandybie.

The SA18 3NX postcode area is composed of 100% residential properties, 0% commercial properties, and 0% public properties.

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Property TypePercentage
Residential100%
Commercial0%
Public0%

Map Coordinates

Latitude51.8407201107
Longitude-4.04011651602

Retail and Shopping near SA18 3NX

Street Town Locality Distance (Miles) Central Postcode Directions on Google Maps
HIGH STREET AMMANFORD LLANDYBIE 1.99 SA18 3HX View on Google Maps
KING STREET LLANDEILO 3.49 SA19 6BA View on Google Maps
CARMARTHEN STREET LLANDEILO 3.50 SA19 6AN View on Google Maps
MARKET STREET LLANDEILO 3.50 SA19 6AH View on Google Maps
Nearest Town Distance (Miles) Direction Bearing
Llandeilo 3.53 NE 34.77
Ammanford 3.99 SE 146.09
Pontarddulais 8.78 S 179.65
Carmarthen 11.43 W 275.58
Llanelli 12.18 SSW 205.79
Ystradgynlais 12.84 ESE 109.83
Kidwelly 13.53 WSW 237.81
Burry Port 13.97 SW 219.37
Swansea 15.83 SSE 164.47
Llanybydder 16.95 NNW 342.85
Llandysul 18.03 NW 320.57
Lampeter 18.90 N 354.92

Weather Forecast

Weather Forecast for Aberglasney Gardens

Time PeriodIconDescriptionTemperatureRain ProbabilityWind
09:00 to 12:00symbol for MistMist-2.0°C (feels like -4.0°C) 15.00%NNE 2 mph
12:00 to 15:00symbol for CloudyCloudy2.0°C (feels like 0.0°C) 5.00%SW 2 mph
15:00 to 18:00symbol for Partly cloudy (day)Partly cloudy (day)4.0°C (feels like 2.0°C) 2.00%W 2 mph
18:00 to 21:00symbol for CloudyCloudy0.0°C (feels like -2.0°C) 4.00%N 2 mph
21:00 to 00:00symbol for CloudyCloudy-1.0°C (feels like -3.0°C) 15.00%NE 2 mph
Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for CloudyCloudy-1.0°C (feels like -3.0°C) 5.00%ENE 2 mph
03:00 to 06:00symbol for CloudyCloudy-1.0°C (feels like -3.0°C) 5.00%E 4 mph
06:00 to 09:00symbol for CloudyCloudy0.0°C (feels like -3.0°C) 5.00%E 4 mph
09:00 to 12:00symbol for CloudyCloudy1.0°C (feels like -2.0°C) 6.00%E 7 mph
12:00 to 15:00symbol for CloudyCloudy3.0°C (feels like 0.0°C) 15.00%ESE 9 mph
15:00 to 18:00symbol for OvercastOvercast3.0°C (feels like -2.0°C) 30.00%ESE 11 mph
18:00 to 21:00symbol for SleetSleet2.0°C (feels like -4.0°C) 74.00%ESE 16 mph
21:00 to 00:00symbol for SleetSleet2.0°C (feels like -4.0°C) 73.00%ESE 20 mph
Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for Heavy rainHeavy rain3.0°C (feels like -2.0°C) 91.00%ESE 18 mph
03:00 to 06:00symbol for Heavy rainHeavy rain5.0°C (feels like 1.0°C) 89.00%SE 13 mph
06:00 to 09:00symbol for Heavy rainHeavy rain8.0°C (feels like 5.0°C) 87.00%SSE 13 mph
09:00 to 12:00symbol for Heavy rain shower (day)Heavy rain shower (day)10.0°C (feels like 7.0°C) 67.00%S 20 mph
12:00 to 15:00symbol for Heavy rain shower (day)Heavy rain shower (day)11.0°C (feels like 7.0°C) 63.00%SSW 22 mph
15:00 to 18:00symbol for Heavy rain shower (day)Heavy rain shower (day)11.0°C (feels like 7.0°C) 66.00%S 20 mph
18:00 to 21:00symbol for Heavy rain shower (night)Heavy rain shower (night)9.0°C (feels like 6.0°C) 67.00%SW 16 mph
21:00 to 00:00symbol for Heavy rain shower (night)Heavy rain shower (night)7.0°C (feels like 4.0°C) 69.00%WSW 16 mph
Time PeriodIconDescriptionTemperatureRain ProbabilityWind
00:00 to 03:00symbol for Heavy rainHeavy rain6.0°C (feels like 2.0°C) 76.00%WNW 16 mph
03:00 to 06:00symbol for Light rainLight rain5.0°C (feels like 1.0°C) 48.00%WNW 16 mph
06:00 to 09:00symbol for Partly cloudy (night)Partly cloudy (night)5.0°C (feels like 0.0°C) 11.00%NW 16 mph
09:00 to 12:00symbol for Partly cloudy (day)Partly cloudy (day)4.0°C (feels like 0.0°C) 7.00%WNW 13 mph
12:00 to 15:00symbol for Partly cloudy (day)Partly cloudy (day)6.0°C (feels like 2.0°C) 9.00%WNW 16 mph
15:00 to 18:00symbol for CloudyCloudy5.0°C (feels like 1.0°C) 14.00%WNW 13 mph
18:00 to 21:00symbol for CloudyCloudy4.0°C (feels like 0.0°C) 13.00%WNW 13 mph
21:00 to 00:00symbol for Partly cloudy (night)Partly cloudy (night)3.0°C (feels like -1.0°C) 9.00%WNW 13 mph

What are the Broadband Speeds like?

Download Speeds

Broadband speed meter slow
Average Mbps13.300
Median Mbps14.600
Maximum Mbps19.860

SA18 3NX has an average download speed of 13.3 Megabits per second (Mbps).

213 other postcode units have the same broadband speed.

2% of postcodes (19,671) have slower broadband speeds.

98% of postcodes (1,164,757) have faster broadband speeds.

Upload Speeds

Broadband speed meter slow
Average Mbps1.100
Median Mbps1.200
Maximum Mbps1.230

SA18 3NX has an average upload speed of 1.1 Megabits per second (Mbps).

6,666 other postcode units have the same upload speed.

2% of postcodes (18,250) have slower upload speeds.

98% of postcodes (1,159,725) have faster upload speeds.

Schools within a five minute Drive

Wales Secondary Schools

Ysgol Bro Dinefwr

Address: Ysgol Bro Dinefwr, Ffairfach, Llandeilo, Carmarthenshire, SA19 6PE

Distance: 2.76 miles

Contact: 01558 824800

Nearest Dentists

DENTAL SURGERY

Address: 18 CARMARTHEN STREET, LLANDEILO, DYFED, SA19 6AE

Distance: 3.52 miles

Contact: :

BRYNTEG DENTAL PRACTICE

Address: BRYNTEG TERRACE, AMMANFORD, DYFED, SA18 3AY

Distance: 3.77 miles

Contact: :

AMMAN DENTAL

Address: GOWER HEALTHCARE DENTAL LTD, MARGARET STREET, AMMANFORD, SA18 2NP

Distance: 3.92 miles

Contact: :

LLANNON ROAD (DENTAL SURGERY)

Address: 25 LLANNON ROAD, UPPER TUMBLE, LLANELLI, DYFED, SA14 6BW

Distance: 5.08 miles

Contact: :

BRYNTEG DENTAL PRACTICE

Address: 34 STATION ROAD, UPPER BRYNAMMAN, BRYNAMMAN, AMMANFORD, DYFED, SA18 1SF

Distance: 7.62 miles

Contact: :

HEOL CAE GURWEN DENTAL SURGERY

Address: 97 HEOL CAE GURWEN, GWAUN CAE GURWEN, AMMANFORD, DYFED, SA18 1PB

Distance: 7.69 miles

Contact: :

Nearest Chemists

WILLIAMS PHARMACY

Address: 31 HIGH STREET, LLANDYBIE, AMMANFORD, SA18 3HX

Distance: 1.99 miles

Contact: tel: 01269 850302

HARLOW & KNOWLES PHARMACY

Address: 8 BRIDGE STREET, PENYGROES, LLANELLI, SA14 7RP

Distance: 2.64 miles

Contact: tel: 01269 842204

NIGEL WILLIAMS CHEMIST

Address: 109 RHOSMAEN STREET, LLANDEILO, SA19 6EN

Distance: 3.56 miles

Contact: tel: 01558 823556

WELL

Address: 52 RHOSMAEN STREET, LLANDEILO, SA19 6HA

Distance: 3.62 miles

Contact: tel: 01558 823229

NIGEL WILLIAMS CHEMISTS LTD

Address: CARMARTHEN ROAD, CROSS HANDS, LLANELLI, SA14 6SU

Distance: 3.62 miles

Contact: tel: 01269 842345

LLOYDSPHARMACY

Address: BRYNMAWR AVENUE, AMMANFORD, SA18 2DA

Distance: 3.67 miles

Contact: tel: 01269 592415

Nearest Opticians

THE OPTIC SHOP - LLANDEILO ROAD

Address: 53 LLANDEILO ROAD, CROSS HANDS, LLANELLI, DYFED, SA14 6RD

Distance: 3.52 miles

Contact: :

EVANS AND HUGHES (LLANDEILO)

Address: 31 NEW ROAD, LLANDEILO, DYFED, SA19 6DF

Distance: 3.56 miles

Contact: :

EVANS & HUGHES LIMITED

Address: 58 RHOSMAEN STREET, LLANDEILO, DYFED, SA19 6EN

Distance: 3.56 miles

Contact: :

JONES & MURPHY OPTOMETRISTS

Address: HEALTH CENTRE, CARMARTHEN ROAD, CROSS HANDS, LLANELLI, DYFED, SA14 6SU

Distance: 3.62 miles

Contact: :

A.F MURPHY

Address: THE HEALTH CENTRE, CARMARTHEN ROAD, CROSS HANDS, LLANELLI, DYFED, SA14 6TE

Distance: 3.73 miles

Contact: :

THOMAS OPTICIANS

Address: 31 MARGARET STREET, AMMANFORD, DYFED, SA18 2NP

Distance: 3.92 miles

Contact: :

Nearest GP Surgeries

MEDDYGFA PENYGROES

Address: BRIDGE STREET, PENYGROES, LLANELLI, DYFED, SA14 7RP

Distance: 2.64 miles

Contact: tel: 01269 831193

MEDDYGFA TEILO

Address: MEDDYGFA TEILO, CRESCENT ROAD, LLANDEILO, DYFED, SA19 6HN

Distance: 3.64 miles

Contact: tel: 01558 823435

BRYNTEG SURGERY

Address: BRYNMAWR AVENUE, AMMANFORD, DYFED, SA18 2DA

Distance: 3.67 miles

Contact: tel: 01269 592058

MARGARET STREET PRACTICE

Address: MARGARET STREET, AMMANFORD, SA18 2PJ

Distance: 3.86 miles

Contact: tel: 01269 592477

MEDDYGFA'R TYMBL

Address: 6 HEOL Y BRYN, UPPER TUMBLE, LLANELLI, DYFED, SA14 6DP

Distance: 4.98 miles

Contact: tel: 01269 841289

MEDDYGFA TYWI

Address: STATION ROAD, NANTGAREDIG, CARMARTHEN, DYFED, SA32 7LG

Distance: 6.69 miles

Contact: tel: 01267 290240

Transport Links

Train Stations

Llandybie

Address: Llandybie station, Kings Road, Llandybie, Carmarthenshire, SA18 3UN

Postcode: SA18 3UN

Line: Heart of Wales Line

Company: Transport for Wales

Time: within ten minutes drive

Distance: 2.07 miles

Ammanford

Address: Ammanford station, Ffordd-yr-Orsaf, Ammanford, Carmarthenshire, SA18 2DD

Postcode: SA18 2DD

Line: Heart of Wales Line

Company: Transport for Wales

Time: within ten minutes drive

Distance: 3.60 miles

Ffairfach

Address: Ffairfach station, Heol Cennen, Ffairfach, Carmarthenshire, SA19 6UL

Postcode: SA19 6UL

Line: Heart of Wales Line

Company: Transport for Wales

Time: within ten minutes drive

Distance: 2.98 miles

Llandeilo

Address: Llandeilo station, Station Road, Llandeilo, Carmarthenshire, SA19 6ND

Postcode: SA19 6ND

Line: Heart of Wales Line

Company: Transport for Wales

Time: within ten minutes drive

Distance: 3.83 miles

Pantyffynnon

Address: Pantyffynnon station, Pantyffynnon Road, Pantyffynnon, Carmarthenshire, SA18 3HW

Postcode: SA18 3HW

Line: Heart of Wales Line

Company: Transport for Wales

Time: within fifteen minutes drive

Distance: 4.65 miles

Distances are as the crow flies.

Motorway Junctions

M4 J48
Distance: 10.74 miles
Driving Time: 14.09 minutes
M4 J47
Distance: 14.56 miles
Driving Time: 17.88 minutes
M4 J46
Distance: 16.36 miles
Driving Time: 19.63 minutes
M4 J45
Distance: 18.25 miles
Driving Time: 21.46 minutes

Distances represent the quickest route by car.

Who are my Elected Representatives?

Westminster ConstituencyCaerfyrddin
Member or Parliament
Ann Davies
Ann Davies
Contact DetailsContact Ann Davies
Political PartyPlaid Cymru

Where can I find out where the nearest Library is?

Libraries are the responsibility of Carmarthenshire council

Visit the link for more information. Please note that some councils outsource library services to private companies and community groups ran by volunteers.

Libraries & Archives

House Sales

Yearly House Sales
YearHighLowAverageSales
2014£299,950£180,000£239,9752
2018£172,000£620,000£396,0002

Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.

What Popular Supermarkets are near?

Popular Supermarkets near SA18 3NX
SupermarketDistanceDirections
Lidl, Parc Maes Yr Eithin, Cross Hands, LLANELLI, SA14 6SY5.64 miles Directions to Lidl
Aldi, Llandeilo Road, Cross Hands, LLANELLI, SA14 6RD5.76 miles Directions to Aldi
Iceland, Poplar Court, Cross Hands, LLANELLI, SA14 6NB5.88 miles Directions to Iceland
Iceland, Quay Street, AMMANFORD, SA18 3DB6.46 miles Directions to Iceland
Tesco, Park Street, AMMANFORD, SA18 2LR6.88 miles Directions to Tesco

What Popular Restaurants are near?

Burger King Restaurants near SA18 3NX
Burger KingDistanceDirections
Cross Hands Retail Park, Cross Hands, SA14 6NB3.51 miles Directions to Cross Hands Retail Park
Swansea Service Area, Swansea, SA4 1GT11.30 miles Directions to Swansea Service Area
Unit 16, Llanelli, SA14 9UY12.23 miles Directions to Unit 16
Upper Forest Road, Morriston, Swansea, SA6 8PP13.40 miles Directions to Upper Forest Road, Morriston

Mcdonald's Restaurants near SA18 3NX
Mcdonald'sDistanceDirections
McDonald's, Heol Parc Mawr, Cross Hands Industrial Estate, Cross Hands, LLANELLI, SA14 6RE3.50 miles Directions to McDonald's, Heol Parc Mawr, Cross Hands Industrial Estate, Cross Hands, LLANELLI, SA14 6RE
McDonald's, M4 Junction 49, Llanedi, Pontarddulais, SWANSEA, SA4 0FU6.53 miles Directions to McDonald's, M4 Junction 49, Llanedi, Pontarddulais, SWANSEA, SA4 0FU
McDonald's, M4 Junction 47, Penllergaer, SWANSEA, SA4 9GT11.31 miles Directions to McDonald's, M4 Junction 47, Penllergaer, SWANSEA, SA4 9GT
McDonald's, Myrtle Hill, Pensarn, CARMARTHEN, SA31 2NG11.55 miles Directions to McDonald's, Myrtle Hill, Pensarn, CARMARTHEN, SA31 2NG

KFC Restaurants near SA18 3NX
RestaurantDistanceDirections
KFC, Llandeilo Road, Cross Hands, LLANELLI, SA14 6RD3.58 miles Directions to KFC Cross Hands - Llandeilo Road
KFC, Myrtle Hill, Pensarn, CARMARTHEN, SA31 2NG11.55 miles Directions to KFC Carmarthen - Park Pensarn
KFC, Upper Fforest Way, Swansea Enterprise Park, SWANSEA, SA6 8PP13.21 miles Directions to KFC Swansea - Upper Forest Way
KFC, Pontardulais Road, Cadle, SWANSEA, SA5 4BA13.30 miles Directions to KFC Swansea - Fforestfach
KFC, Morfa Shopping Park, Brunel Way, SWANSEA, SA1 7BP14.41 miles Directions to KFC Swansea - Morfa Shopping Park