Area Codes United Kingdom The Area Codes of United Kingdom: City/Town or Region Area code 1. Aberdeen 01224 (+441224) 2. Aberfeldy 01887 (+441887) 3. Abergavenny 01873 (+441873) 4. Aberystwyth 01970 (+441970) 5. Abingdon 01235 (+441235) 6. Aboyne and Ballater 01339 (+441339) 7. Aldershot 01252 (+441252) 8. Alford (Aberdeen) and Strathdon 01975 (+441975) 9. Alford (Lincs) 01507 (+441507) 10. Alloa 01259 (+441259) 11. Alnwick 01665 (+441665) 12. Alton, Hampshire 01420 (+441420) 13. Amesbury 01980 (+441980) 14. Ammanford 01269 (+441269) 15. Andover 01264 (+441264) 16. Antrim (Northern Ireland) 02894 (+442894) 17. Appleby-in-Westmorland 017683 (+4417683) 18. Arbroath 01241 (+441241) 19. Ardrossan 01294 (+441294) 20. Armagh (Northern Ireland) 02837 (+442837) 21. Arrochar 01301 (+441301) 22. Ashbourne 01335 (+441335) 23. Ashburton 01364 (+441364) 24. Ashford 01233 (+441233) 25. Axminster 01297 (+441297) 26. Aylesbury 01296 (+441296) 27. Ayr 01292 (+441292) 28. Ayton, Berwickshire and Coldstream 01890 (+441890)