Junction Name | Type | Location | Roads | Grid Reference | Notes |
Gabalfa Interchange | | Cardiff, Wales | - A48 Western Avenue
- A48 Eastern Avenue
- A470 North Road
- A469 Whitchurch Road
| ST169791 | |
Gailey Interchange - aka Gailey Motorway Island
| | Cannock, Staffordshire | | 52°41′23″N 2°06′11″W / 52.68972°N 2.10306°W / 52.68972; -2.10306 | |
Gailey Island | | Cannock, Staffordshire | | 52°41′35″N 2°07′52″W / 52.69306°N 2.13111°W / 52.69306; -2.13111 | |
Galley Hill Roundabout | | Stony Stratford, Milton Keynes | | 52°03′02″N 0°50′24″W / 52.05056°N 0.84000°W / 52.05056; -0.84000 | |
Galleys Roundabout (formerly Galley's Corner) | | Braintree, Essex | | TL778220 | |
Gallions Round | | Beckton, LB Newham | - A117 Woolwich Manor Way
- A1020 Royal Albert Way
- A1020 Royal Docks Way
- Armada Way
- Gallions Road
- University Way
| 51°30′29″N 0°04′13″E / 51.50806°N 0.07028°E / 51.50806; 0.07028 | |
Gallows Corner[1] | Roundabout with flyover | Romford, LB Havering | - A12 Eastern Avenue
- A12 Colchester Road
- A118 Main Road (formerly A12)
- A127 Southend Arterial Road
- Straight Road
| 51°35′34″N 0°12′45″E / 51.59278°N 0.21250°E / 51.59278; 0.21250 | |
Gants Hill Cross[2] | Roundabout | Gants Hill, LB Redbridge | | 51°34′35″N 0°03′59″E / 51.57639°N 0.06639°E / 51.57639; 0.06639 | |
Ganwick Corner | Crossroads | Potters Bar, Hertfordshire | - A1000 Great North Road (formerly A1)
- Dancers Hill Road
| 51°40′55″N 0°11′13″W / 51.68194°N 0.18694°W / 51.68194; -0.18694 | |
Gartcosh | | Glasgow | | 55°53′36″N 4°04′16″W / 55.89333°N 4.07111°W / 55.89333; -4.07111 | |
Gates' Corner (former location of) | Crossroads | South Woodford, LB Redbridge | - A406 Southend Road
- A1199 High Rd. Woodford Green (formerly A11)
| 51°35′45″N 0°01′18″E / 51.59583°N 0.02167°E / 51.59583; 0.02167 | The North Circular now passes under the junction, with no vehicle access to the Woodford Green High Road. But pedestrian access has been maintained. |
The George | Crossroads | South Woodford, LB Redbridge | - A1199 High Road (formerly A11)
- B168 George Lane
| TQ402904 | Named after the pub on the junction. The shops at the top of George Lane are also known as the Electric Parade |
George Junction | | Plymouth | - A386 Tavistock Road
- B3432 Plymbridge Road
- Southway Drive
| 50°25′38″N 4°06′47″W / 50.4271°N 4.1130°W / 50.4271; -4.1130 | |
Germoe Cross Roads | | Germoe, Cornwall | | SW582291 | |
Giffard Park Roundabout | | Blakelands, Milton Keynes | | 52°04′45″N 0°44′54″W / 52.07917°N 0.74833°W / 52.07917; -0.74833 | |
Gillette Corner | | Brentford, LB Hounslow | - A4 Great West Road
- B454 Syon Lane
| 51°29′00″N 0°19′37″W / 51.48333°N 0.32694°W / 51.48333; -0.32694 | |
Gildersome Interchange | | Morley, West Yorkshire | | 53°44′48″N 1°37′51″W / 53.74667°N 1.63083°W / 53.74667; -1.63083 | |
Gipsy Lane Roundabout | | Luton, Bedfordshire | | 51°52′10″N 0°23′50″W / 51.86944°N 0.39722°W / 51.86944; -0.39722 | |
Girton Interchange | Modified Cloverleaf | Girton, Cambridgeshire | | 52°13′50″N 0°04′14″E / 52.23056°N 0.07056°E / 52.23056; 0.07056 | |
Givons Grove Roundabout | | Leatherhead, Surrey | - A24 Dorking Road
- A24 By-Pass Road
- A246 Young Street
- B2450 Dorking Road
| TQ167550 | |
The Glanty | | Egham, Surrey | - A30 Egham By-pass
- A308 The Glanty
- B388
| TQ017718 | |
Glasgow Airport | | Glasgow | | 55°51′43″N 4°25′58″W / 55.86194°N 4.43278°W / 55.86194; -4.43278 | webcam |
Gleadless Townend | | Gleadless, South Yorkshire | | 53°20′43″N 1°25′32″W / 53.34528°N 1.42556°W / 53.34528; -1.42556 | |
Godstone Interchange | | Godstone, Surrey | - M25 J6
- A22 Godstone By-pass
- A22 Godstone Hill
- B2235 Godstone Hill
| 51°15′34″N 0°03′54″W / 51.25944°N 0.06500°W / 51.25944; -0.06500 | |
Gogar Junction | | Gogar, Edinburgh | | NT175726 | |
Golden Balls Roundabout | | Burcot, Oxfordshire | | 51°40′31″N 1°11′31″W / 51.67528°N 1.19194°W / 51.67528; -1.19194 | |
Golden Fleece[3] | | Carlisle, Cumbria | | 54°51′27″N 2°52′41″W / 54.85750°N 2.87806°W / 54.85750; -2.87806 | |
Golds Cross | | Tedburn St Mary, Devon | - unclass. (formerly A30)
- Golds Lane
- Piece Hill
| SX803939 | |
Gonerby Moor Roundabout | | Grantham, Lincolnshire | | 52°57′00″N 0°40′46″W / 52.95000°N 0.67944°W / 52.95000; -0.67944 | |
Goole Interchange | | Goole, East Yorkshire | | SE721238 | |
Goresbrook Interchange | | Dagenham, LB Barking and Dagenham | - A13 Ripple Road
- A13 Thames Gateway
- A1306 Ripple Road (formerly A13)
- Choats Manor Way
- Morrison Road
| TQ485835 | |
Granby Roundabout | | Granby, Milton Keynes | | 52°00′22″N 0°44′05″W / 52.00611°N 0.73472°W / 52.00611; -0.73472 | |
Grange Farm Roundabout | | Grange Farm, Milton Keynes | | 52°01′37″N 0°48′38″W / 52.02694°N 0.81056°W / 52.02694; -0.81056 | |
Grasby Bottoms | | Grasby, Lincolnshire | - unclass.
- Grasby Wold Lane
| TA107068 | |
Grassyards Interchange | | Kilmarnock, Ayrshire | | 55°37′23″N 4°28′0″W / 55.62306°N 4.46667°W / 55.62306; -4.46667 | |
Gravelly Hill Interchange | | Birmingham, West Midlands | | 52°30′35″N 1°51′55″W / 52.50972°N 1.86528°W / 52.50972; -1.86528 | Spaghetti Junction is elevated above Salford Circus |
Great Barr | | Great Barr, West Midlands | | 52°33′11″N 1°56′06″W / 52.55306°N 1.93500°W / 52.55306; -1.93500 | |
The Great Cambridge Road Roundabout | Roundabout Interchange | London | - A10 Great Cambridge Road
- A406 North Circular Road
- A111 Hedge Lane
| 51°36′59″N 0°05′12″W / 51.61639°N 0.08667°W / 51.61639; -0.08667 | |
Great Daux Roundabout | | Horsham, West Sussex | | 51°05′15″N 0°19′59″W / 51.08750°N 0.33306°W / 51.08750; -0.33306 | |
Great Linford Roundabout | | Neath Hill, Milton Keynes | | 52°03′49″N 0°44′53″W / 52.06361°N 0.74806°W / 52.06361; -0.74806 | |
The Green, Woodford | Roundabout | Woodford, LB Redbridge | | TQ399915 | |
Green Lane Roundabout | | Milton Keynes | | SP868399 | |
The Green Man | | Bristol | - A4018 Park Street
- A4018 Queens Road
- B4051 Park Row
| 51°27′21″N 2°36′15″W / 51.45583°N 2.60417°W / 51.45583; -2.60417 | Named after the statue in the middle of the roundabout |
The Green Man[4] | Roundabout Interchange | Leytonstone, LB Waltham Forest | - A12 Eastway
- A114 Whipps Cross Road
- A113 Hollybush Hill (brief section formerly A11)
- Leytonstone High Road (formerly A11)
| 51°34′18″N 0°00′57″E / 51.57167°N 0.01583°E / 51.57167; 0.01583 | Named after the Green Man Pub, Which stood one the site until the construction of the new A12 Eastway. |
Greenleys Roundabout | | Greenleys, Milton Keynes | | 52°03′29″N 0°49′36″W / 52.05806°N 0.82667°W / 52.05806; -0.82667 | |
Greenford Roundabout | | Greenford, LB Ealing | | 51°32′10″N 0°20′47″W / 51.53611°N 0.34639°W / 51.53611; -0.34639 | |
Greengate Roundabout | | Moston, Greater Manchester | | 53°31′31″N 2°10′32″W / 53.52528°N 2.17556°W / 53.52528; -2.17556 | |
Greenoakhill Roundabout | | Uddingston, South Lanarkshire | Boghall Road, Greenoakhill Road, Greenoakhill Gate, Greenoakhill Crescent | 55° 50' 30.048'' N4° 7' 2.172'' W | Links Boghall Road and The A74 to the New Village of Greenoakhill |
Greymoorhill | | Carlisle, Cumbria | | 54°55′49″N 2°56′47″W / 54.93028°N 2.94639°W / 54.93028; -2.94639 | |
Grimston Bar | | York, North Yorkshire | | 53°57′28″N 1°00′41″W / 53.95778°N 1.01139°W / 53.95778; -1.01139 | |
Grovehill junction | Pile of traffic lights | Beverley | - A1174
- Road to Weel
- 2 roads to Beverley towb centre
| TA 048 397 | Has 42 traffic lights |
The Grove | | Dulwich, LB Southwark | | 51°26′36″N 0°04′04″W / 51.44333°N 0.06778°W / 51.44333; -0.06778 | |
Grove Lodge Roundabout | Roundabout | Worthing, West Sussex | - A24 / A27 Warren Road
- A27 Upper Brighton Road
- A24 Broadwater Street West
- Hill Barn Lane
| TQ 14087 04966 | |
Gulworthy Cross | | Gulworthy, Devon | | 50°32′03″N 04°11′33″W / 50.53417°N 4.19250°W / 50.53417; -4.19250 | |
Gummow's Shop | | Gummow's Shop, near Newquay, Cornwall | | SW867575 | |
Gunnersbury Park | | Gunnersbury, LB Hounslow | - A406 Gunnersbury Avenue
- A4000 Gunnersbury Lane
- B4491 Popes Lane
| 51°30′04″N 0°17′08″W / 51.50111°N 0.28556°W / 51.50111; -0.28556 | |
Gunstone Cross | T junction | Crediton, Devon | unclass. roads to | 50°46′48″N 3°41′41″W / 50.7800°N 3.6948°W / 50.7800; -3.6948 (Gunstone Cross) | Named on fingerpost |
Gunthorpe Bridge | | Gunthorpe, Nottinghamshire | - A6097 Bye Pass Road
- Main Street
- Trent Lane
| 52°59′10″N 0°59′15″W / 52.98611°N 0.98750°W / 52.98611; -0.98750 | |
Gypsy Corner[5] | | Acton, LB Ealing | - A40 Western Avenue
- A4000 Victoria Road
- A4000 Horn Lane
- B4492 Park Royal Road
| 51°31′17″N 0°15′50″W / 51.52139°N 0.26389°W / 51.52139; -0.26389 | |