The Area Codes of United Kingdom:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Gainsborough | 01427 (+441427) |
| 2. | Gairloch | 01445 (+441445) |
| 3. | Galashiels | 01896 (+441896) |
| 4. | Garstang | 01995 (+441995) |
| 5. | Girvan | 01465 (+441465) |
| 6. | Glasgow | 0141 (+44141) |
| 7. | Glastonbury | 01458 (+441458) |
| 8. | Glenborrodale | 01972 (+441972) |
| 9. | Glenurquhart | 01456 (+441456) |
| 10. | Glossop | 01457 (+441457) |
| 11. | Gloucester | 01452 (+441452) |
| 12. | Golspie | 01408 (+441408) |
| 13. | Goole | 01405 (+441405) |
| 14. | Gosforth | 019467 (+4419467) |
| 15. | Grange-over-Sands | 015395 (+4415395) |
| 16. | Grantham | 01476 (+441476) |
| 17. | Grantown-on-Spey | 01479 (+441479) |
| 18. | Gravesend | 01474 (+441474) |
| 19. | Grays Thurrock | 01375 (+441375) |
| 20. | Great Bernera and Stornoway, Outer Hebrides | 01851 (+441851) |
| 21. | Great Dunmow | 01371 (+441371) |
| 22. | Great Yarmouth | 01493 (+441493) |
| 23. | Greenock | 01475 (+441475) |
| 24. | Gretna | 01461 (+441461) |
| 25. | Grimsby | 01472 (+441472) |
| 26. | Guernsey | 01481 (+441481) |
| 27. | Guildford | 01483 (+441483) |
| 28. | Guisborough | 01287 (+441287) |
| 29. | Guiseley, Wharfedale | 01943 (+441943) |