Si
| Location | Locality | Coordinates (links to map & photo sources) |
OS grid reference |
| Siabost | Western Isles | 58.31° N 06.68° W | NB2646 |
| Siabost bho Dheas | Western Isles | 58.31° N 06.69° W | NB2546 |
| Siabost bho Thuath | Western Isles | 58.32° N 06.68° W | NB2647 |
| Siadar | Western Isles | 58.39° N 06.48° W | NB3854 |
| Siadar Iarach | Western Isles | 58.39° N 06.46° W | NB3954 |
| Siadar Uarach | Western Isles | 58.39° N 06.48° W | NB3854 |
| Sibbaldbie | Dumfries and Galloway | 55.17° N 03.35° W | NY1487 |
| Sibbertoft | Northamptonshire | 52.43° N 01.00° W | SP6882 |
| Sibdon Carwood | Shropshire | 52.44° N 02.86° W | SO4183 |
| Sibertswold (Shepherdswell) | Kent | 51.17° N 01.21° E | TR2547 |
| Sibford Ferris | Oxfordshire | 52.03° N 01.49° W | SP3537 |
| Sibford Gower | Oxfordshire | 52.03° N 01.49° W | SP3537 |
| Sible Hedingham | Essex | 51.97° N 00.57° E | TL7734 |
| Sibley's Green | Essex | 51.92° N 00.34° E | TL6128 |
| Sibsey | Lincolnshire | 53.03° N 00.01° E | TF3550 |
| Sibsey Fen Side | Lincolnshire | 53.04° N 00.00° E | TF3452 |
| Sibson | Cambridgeshire | 52.56° N 00.39° W | TL0997 |
| Sibson | Leicestershire | 52.59° N 01.48° W | SK3500 |
| Sibthorpe | Nottinghamshire | 52.99° N 00.86° W | SK7645 |
| Sibthorpe Place | Nottinghamshire | 53.24° N 00.92° W | SK7273 |
| Sibton | Suffolk | 52.26° N 01.45° E | TM3669 |
| Sicklesmere | Suffolk | 52.20° N 00.73° E | TL8760 |
| Sicklinghall | North Yorkshire | 53.92° N 01.45° W | SE3648 |
| Sid | Devon | 50.68° N 03.23° W | SY1388 |
| Sidbrook | Somerset | 51.03° N 03.07° W | ST2527 |
| Sidbury | Devon | 50.71° N 03.23° W | SY1391 |
| Sidbury | Shropshire | 52.46° N 02.47° W | SO6885 |
| Sidcot | North Somerset | 51.30° N 02.83° W | ST4257 |
| Sidcup | Bexley | 51.42° N 00.09° E | TQ4672 |
| Siddal | Calderdale | 53.70° N 01.84° W | SE1023 |
| Siddick | Cumbria | 54.66° N 03.55° W | NY0031 |
| Siddington | Gloucestershire | 51.68° N 01.95° W | SU0399 |
| Siddington | Cheshire | 53.23° N 02.24° W | SJ8471 |
| Siddington Heath | Cheshire | 53.22° N 02.25° W | SJ8370 |
| Sidemoor | Worcestershire | 52.33° N 02.07° W | SO9571 |
| Side of the Moor | Bolton | 53.60° N 02.39° W | SD7412 |
| Sidestrand | Norfolk | 52.90° N 01.35° E | TG2639 |
| Sideway | City of Stoke-on-Trent | 52.98° N 02.19° W | SJ8743 |
| Sidford | Devon | 50.70° N 03.23° W | SY1390 |
| Sidinish | Western Isles | 57.54° N 07.23° W | NF8763 |
| Sidlesham | West Sussex | 50.77° N 00.79° W | SZ8598 |
| Sidlesham Common | West Sussex | 50.79° N 00.79° W | SU8500 |
| Sidley | East Sussex | 50.85° N 00.47° E | TQ7409 |
| Sidlow | Surrey | 51.19° N 00.21° W | TQ2546 |
| Sidmouth | Devon | 50.67° N 03.24° W | SY1287 |
| Sidway | Staffordshire | 52.94° N 02.35° W | SJ7639 |
| Sigford | Devon | 50.54° N 03.73° W | SX7773 |
| Sigglesthorne | East Riding of Yorkshire | 53.88° N 00.25° W | TA1545 |
| Sighthill | City of Glasgow | 55.86° N 04.23° W | NS6066 |
| Sighthill | City of Edinburgh | 55.92° N 03.29° W | NT1971 |
| Sigingstone | The Vale Of Glamorgan | 51.42° N 03.48° W | SS9771 |
| Signet | Oxfordshire | 51.78° N 01.65° W | SP2410 |
| Sigwells | Somerset | 51.00° N 02.51° W | ST6423 |
| Silchester | Hampshire | 51.35° N 01.11° W | SU6262 |
| Sildinis | Western Isles | 58.07° N 06.61° W | NB2819 |
| Sileby | Leicestershire | 52.72° N 01.11° W | SK6015 |
| Silecroft | Cumbria | 54.21° N 03.33° W | SD1381 |
| Silfield | Norfolk | 52.54° N 01.12° E | TM1299 |
| Silford | Devon | 51.03° N 04.24° W | SS4328 |
| Silian | Ceredigion | 52.13° N 04.09° W | SN5751 |
| Silkstead | Hampshire | 51.01° N 01.37° W | SU4424 |
| Silkstone | Barnsley | 53.54° N 01.57° W | SE2805 |
| Silkstone Common | Barnsley | 53.53° N 01.56° W | SE2904 |
| Silk Willoughby | Lincolnshire | 52.96° N 00.43° W | TF0542 |
| Sillerhole | Fife | 56.20° N 03.00° W | NO3802 |
| Silloth | Cumbria | 54.86° N 03.38° W | NY1153 |
| Siloh | Carmarthenshire | 52.01° N 03.85° W | SN7337 |
| Silpho | North Yorkshire | 54.31° N 00.52° W | SE9692 |
| Silsden | Bradford | 53.91° N 01.94° W | SE0446 |
| Silsoe | Bedfordshire | 52.00° N 00.44° W | TL0735 |
| Silton | Dorset | 51.06° N 02.31° W | ST7829 |
| Silverbank | Aberdeenshire | 57.05° N 02.47° W | NO7196 |
| Silver Burn | Isle of Man | 54.10° N 04.63° W | SC279706 |
| Silverburn | Midlothian | 55.82° N 03.27° W | NT2060 |
| Silverdale | Lancashire | 54.16° N 02.82° W | SD4675 |
| Silverdale | Staffordshire | 53.01° N 02.28° W | SJ8146 |
| Silverdale Green | Lancashire | 54.15° N 02.82° W | SD4674 |
| Silver End | Dudley | 52.47° N 02.13° W | SO9186 |
| Silver End | Essex | 51.84° N 00.61° E | TL8019 |
| Silvergate | Norfolk | 52.79° N 01.21° E | TG1727 |
| Silver Green | Norfolk | 52.48° N 01.31° E | TM2593 |
| Silver Hill | East Sussex | 50.99° N 00.46° E | TQ7325 |
| Silverhill | East Sussex | 50.86° N 00.55° E | TQ8010 |
| Silverhill Park | East Sussex | 50.87° N 00.55° E | TQ8011 |
| Silver Knap | Somerset | 51.01° N 02.48° W | ST6624 |
| Silverknowes | City of Edinburgh | 55.97° N 03.28° W | NT2076 |
| Silvermuir | South Lanarkshire | 55.68° N 03.73° W | NS9145 |
| Silverstone | Northamptonshire | 52.09° N 01.03° W | SP6644 |
| Silver Street | Somerset | 51.08° N 02.65° W | ST5432 |
| Silver Street | Somerset | 50.98° N 03.18° W | ST1721 |
| Silver Street | Worcestershire | 52.37° N 01.89° W | SP0775 |
| Silver Street | Gloucestershire | 51.70° N 02.31° W | SO7801 |
| Silver Street | Kent | 51.30° N 00.68° E | TQ8760 |
| Silverton | Devon | 50.80° N 03.49° W | SS9502 |
| Silverton | West Dunbartonshire | 55.94° N 04.56° W | NS4075 |
| Silvertonhill | South Lanarkshire | 55.76° N 04.04° W | NS7254 |
| Silvertown | Greenwich | 51.49° N 00.02° E | TQ4179 |
| Silverwell | Cornwall | 50.28° N 05.17° W | SW7448 |
| Silvington | Shropshire | 52.40° N 02.56° W | SO6279 |
| Silwick | Shetland Islands | 60.16° N 01.47° W | HU2942 |
| Sim Hill | Barnsley | 53.50° N 01.56° W | SE2901 |
| Simister | Manchester | 53.54° N 02.25° W | SD8305 |
| Simmondley | Derbyshire | 53.43° N 01.98° W | SK0193 |
| Simm's Cross | Cheshire | 53.35° N 02.73° W | SJ5185 |
| Simm's Lane End | St Helens | 53.49° N 02.69° W | SD5400 |
| Simonburn | Northumberland | 55.05° N 02.20° W | NY8773 |
| Simonsbath | Somerset | 51.13° N 03.75° W | SS7739 |
| Simonsburrow | Devon | 50.93° N 03.22° W | ST1416 |
| Simonside | South Tyneside | 54.96° N 01.47° W | NZ3463 |
| Simonstone | Lancashire | 53.80° N 02.35° W | SD7734 |
| Simonstone | Lancashire | 53.80° N 02.36° W | SD7634 |
| Simonstone | North Yorkshire | 54.31° N 02.20° W | SD8791 |
| Simpson | Milton Keynes | 52.00° N 00.71° W | SP8835 |
| Simpson | Pembrokeshire | 51.82° N 05.07° W | SM8818 |
| Simpson Cross | Pembrokeshire | 51.82° N 05.06° W | SM8919 |
| Simpson Green | Bradford | 53.83° N 01.72° W | SE1838 |
| Sinclair's Hill | Scottish Borders | 55.74° N 02.30° W | NT8150 |
| Sinclairston | East Ayrshire | 55.41° N 04.41° W | NS4716 |
| Sinclairtown | Fife | 56.12° N 03.14° W | NT2993 |
| Sinderby | North Yorkshire | 54.22° N 01.47° W | SE3481 |
| Sinderhope | Northumberland | 54.85° N 02.25° W | NY8451 |
| Sinderland Green | Trafford | 53.40° N 02.40° W | SJ7390 |
| Sindlesham | Berkshire | 51.41° N 00.89° W | SU7769 |
| Sinfin | Derbyshire | 52.87° N 01.49° W | SK3431 |
| Sinfin Moor | City of Derby | 52.87° N 01.48° W | SK3531 |
| Singleborough | Buckinghamshire | 51.98° N 00.89° W | SP7632 |
| Single Hill | Somerset | 51.30° N 02.40° W | ST7256 |
| Singleton | West Sussex | 50.91° N 00.76° W | SU8713 |
| Singleton | Lancashire | 53.83° N 02.94° W | SD3838 |
| Singlewell | Kent | 51.40° N 00.37° E | TQ6570 |
| Singret | Wrexham | 53.08° N 02.98° W | SJ3455 |
| Sinkhurst Green | Kent | 51.14° N 00.58° E | TQ8142 |
| Sinnington | North Yorkshire | 54.25° N 00.86° W | SE7485 |
| Sinton | Worcestershire | 52.26° N 02.23° W | SO8463 |
| Sinton Green | Worcestershire | 52.23° N 02.27° W | SO8160 |
| Sion Hill | Bath and North East Somerset | 51.39° N 02.37° W | ST7466 |
| Sipson | Hillingdon | 51.49° N 00.46° W | TQ0778 |
| Sirhowy | Caerphilly | 51.74° N 03.21° W | SO161060 |
| Sirhowy | Blaenau Gwent | 51.78° N 03.24° W | SO1410 |
| Sisland | Norfolk | 52.52° N 01.44° E | TM3498 |
| Sissinghurst | Kent | 51.10° N 00.55° E | TQ7937 |
| Siston | South Gloucestershire | 51.47° N 02.46° W | ST6875 |
| Siston Common | South Gloucestershire | 51.46° N 02.49° W | ST6674 |
| Sithney | Cornwall | 50.10° N 05.31° W | SW6328 |
| Sithney Common | Cornwall | 50.10° N 05.30° W | SW6428 |
| Sithney Green | Cornwall | 50.11° N 05.30° W | SW6429 |
| Sitterton | Dorset | 50.74° N 02.22° W | SY8494 |
| Sittingbourne | Kent | 51.33° N 00.72° E | TQ9063 |
| Sittyton | Aberdeenshire | 57.27° N 02.25° W | NJ8520 |
| Six Ashes | Staffordshire | 52.48° N 02.31° W | SO7988 |
| Six Bells | Blaenau Gwent | 51.72° N 03.13° W | SO2203 |
| Sixhills | Lincolnshire | 53.36° N 00.24° W | TF1787 |
| Six Hills | Leicestershire | 52.77° N 01.05° W | SK6420 |
| Sixmile | Kent | 51.15° N 01.04° E | TR1344 |
| Sixpenny Handley | Dorset | 50.95° N 02.01° W | ST9917 |
| Sizewell | Suffolk | 52.19° N 01.61° E | TM4761 |
Read more about this topic: List Of United Kingdom Locations: Si-Sm