When an MP decides they want to defect to another party a by-election should be automatically triggered to allow the constituents the opportunity have their democratic right to agree or not with their elected official.
| Rank | Constituency | Signatures |
|---|---|---|
| 1 | Fareham and Waterlooville | 937 |
| 2 | Newark | 834 |
| 3 | Romford | 603 |
| 4 | East Wiltshire | 545 |
| 5 | Ceredigion Preseli | 409 |
| 6 | Hamble Valley | 403 |
| 7 | Rushcliffe | 400 |
| 8 | Brighton Pavilion | 381 |
| 9 | Melksham and Devizes | 377 |
| 10 | Brecon, Radnor and Cwm Tawe | 376 |
| 11 | High Peak | 360 |
| 12 | Sheffield Hallam | 359 |
| 13 | Argyll, Bute and South Lochaber | 348 |
| 14 | Gosport | 340 |
| 15 | Canterbury | 336 |
| 16 | Hove and Portslade | 335 |
| 17 | Monmouthshire | 332 |
| 18 | North Northumberland | 330 |
| 19 | East Hampshire | 326 |
| 20 | Hornchurch and Upminster | 320 |
| 21 | West Worcestershire | 314 |
| 22 | Brighton Kemptown and Peacehaven | 311 |
| 23 | Wells and Mendip Hills | 310 |
| 24 | Chippenham | 308 |
| 25= | Central Devon | 307 |
| 25= | Bath | 307 |
| 27= | Lewes | 306 |
| 27= | Hexham | 306 |
| 29 | Didcot and Wantage | 305 |
| 30= | Winchester | 304 |
| 30= | York Central | 304 |
| 30= | Stroud | 304 |
| 33 | Norwich South | 303 |
| 34= | Salisbury | 302 |
| 34= | Torridge and Tavistock | 302 |
| 34= | Ely and East Cambridgeshire | 302 |
| 37 | West Dorset | 300 |
| 38= | Wirral West | 296 |
| 38= | Portsmouth North | 296 |
| 38= | Tynemouth | 296 |
| 41 | Calder Valley | 293 |
| 42= | Mid Sussex | 292 |
| 42= | Derbyshire Dales | 292 |
| 42= | St Neots and Mid Cambridgeshire | 292 |
| 45 | Hastings and Rye | 290 |
| 46= | Wallasey | 289 |
| 46= | North Norfolk | 289 |
| 48 | Huntingdon | 288 |
| 49= | Honiton and Sidmouth | 286 |
| 49= | Bangor Aberconwy | 286 |
| 51= | Montgomeryshire and Glyndŵr | 283 |
| 51= | South East Cornwall | 283 |
| 53 | Skipton and Ripon | 281 |
| 54= | St Ives | 280 |
| 54= | Wokingham | 280 |
| 56 | Farnham and Bordon | 279 |
| 57= | Dwyfor Meirionnydd | 278 |
| 57= | South Cambridgeshire | 278 |
| 59 | Runcorn and Helsby | 277 |
| 60= | Cheltenham | 276 |
| 60= | Sleaford and North Hykeham | 276 |
| 60= | Cardiff North | 276 |
| 63= | Edinburgh East and Musselburgh | 275 |
| 63= | Stirling and Strathallan | 275 |
| 63= | York Outer | 275 |
| 66 | Caerfyrddin | 274 |
| 67 | North Devon | 273 |
| 68 | Cardiff West | 272 |
| 69 | Westmorland and Lonsdale | 271 |
| 70= | South Devon | 270 |
| 70= | Portsmouth South | 270 |
| 72= | Clwyd East | 268 |
| 72= | Chichester | 268 |
| 74= | Forest of Dean | 267 |
| 74= | North East Hertfordshire | 267 |
| 74= | Edinburgh North and Leith | 267 |
| 77 | Horsham | 266 |
| 78= | Newbury | 265 |
| 78= | Gedling | 265 |
| 78= | Gower | 265 |
| 81= | Caithness, Sutherland and Easter Ross | 264 |
| 81= | Shrewsbury | 264 |
| 83= | South Shropshire | 263 |
| 83= | Macclesfield | 263 |
| 85= | Chester North and Neston | 262 |
| 85= | Mid Buckinghamshire | 262 |
| 87= | South Dorset | 261 |
| 87= | Liverpool Garston | 261 |
| 87= | Grantham and Bourne | 261 |
| 87= | Chester South and Eddisbury | 261 |
| 91 | Yeovil | 260 |
| 92= | Leeds North West | 258 |
| 92= | Cardiff South and Penarth | 258 |
| 94= | Harrogate and Knaresborough | 257 |
| 94= | Hitchin | 257 |
| 94= | Warwick and Leamington | 257 |
| 94= | East Worthing and Shoreham | 257 |
| 98= | Twickenham | 256 |
| 98= | Dumfriesshire, Clydesdale and Tweeddale | 256 |
| 98= | Colne Valley | 256 |
| 101= | Stafford | 255 |
| 101= | Lincoln | 255 |
| 103= | East Grinstead and Uckfield | 254 |
| 103= | Glastonbury and Somerton | 254 |
| 103= | Beckenham and Penge | 254 |
| 103= | Berwickshire, Roxburgh and Selkirk | 254 |
| 103= | Newcastle upon Tyne North | 254 |
| 103= | East Thanet | 254 |
| 103= | Truro and Falmouth | 254 |
| 103= | North East Hampshire | 254 |
| 111= | Broxtowe | 253 |
| 111= | Havant | 253 |
| 113= | Pontypridd | 252 |
| 113= | Congleton | 252 |
| 113= | South Cotswolds | 252 |
| 113= | Bristol East | 252 |
| 113= | Sefton Central | 252 |
| 118= | Moray West, Nairn and Strathspey | 251 |
| 118= | Kenilworth and Southam | 251 |
| 120= | Exeter | 250 |
| 120= | South Northamptonshire | 250 |
| 120= | Hertford and Stortford | 250 |
| 123= | Romsey and Southampton North | 249 |
| 123= | South Norfolk | 249 |
| 123= | Wetherby and Easingwold | 249 |
| 126= | Harpenden and Berkhamsted | 248 |
| 126= | St Albans | 248 |
| 128= | North West Essex | 247 |
| 128= | Leeds North East | 247 |
| 128= | Exmouth and Exeter East | 247 |
| 128= | Worthing West | 247 |
| 128= | Reading Central | 247 |
| 128= | Vale of Glamorgan | 247 |
| 134= | Milton Keynes North | 246 |
| 134= | Fylde | 246 |
| 136= | Mid Bedfordshire | 245 |
| 136= | North Dorset | 245 |
| 136= | Stratford-on-Avon | 245 |
| 136= | Tunbridge Wells | 245 |
| 140 | Kingston and Surbiton | 244 |
| 141= | Dumfries and Galloway | 243 |
| 141= | North Shropshire | 243 |
| 141= | Carlisle | 243 |
| 141= | Newton Abbot | 243 |
| 145= | Milton Keynes Central | 242 |
| 145= | Bristol North West | 242 |
| 147 | Waveney Valley | 241 |
| 148= | Mid Dorset and North Poole | 240 |
| 148= | North Herefordshire | 240 |
| 148= | Caerphilly | 240 |
| 148= | Edinburgh West | 240 |
| 148= | The Wrekin | 240 |
| 153 | Blaydon and Consett | 239 |
| 154= | Eastleigh | 237 |
| 154= | Selby | 237 |
| 154= | Worcester | 237 |
| 154= | Oxford East | 237 |
| 154= | Mid Derbyshire | 237 |
| 154= | Liverpool Wavertree | 237 |
| 160= | City of Durham | 236 |
| 160= | Stockton West | 236 |
| 160= | Broadland and Fakenham | 236 |
| 160= | Perth and Kinross-shire | 236 |
| 164= | Tonbridge | 235 |
| 164= | Reading West and Mid Berkshire | 235 |
| 164= | South Ribble | 235 |
| 164= | South Leicestershire | 235 |
| 164= | Norwich North | 235 |
| 164= | Taunton and Wellington | 235 |
| 164= | North Ayrshire and Arran | 235 |
| 164= | Henley and Thame | 235 |
| 164= | Banbury | 235 |
| 164= | Frome and East Somerset | 235 |
| 174= | North Cornwall | 234 |
| 174= | Inverness, Skye and West Ross-shire | 234 |
| 174= | Beverley and Holderness | 234 |
| 174= | Weston-super-Mare | 234 |
| 174= | Shipley | 234 |
| 174= | Sherwood Forest | 234 |
| 180= | South West Devon | 233 |
| 180= | Plymouth Sutton and Devonport | 233 |
| 182= | Suffolk Coastal | 232 |
| 182= | Basingstoke | 232 |
| 182= | Bournemouth East | 232 |
| 182= | Penrith and Solway | 232 |
| 182= | Morecambe and Lunesdale | 232 |
| 182= | Arundel and South Downs | 232 |
| 182= | Epsom and Ewell | 232 |
| 189 | Sussex Weald | 231 |
| 190= | Sheffield Heeley | 230 |
| 190= | Dover and Deal | 230 |
| 190= | Tiverton and Minehead | 230 |
| 190= | Daventry | 230 |
| 190= | Nottingham East | 230 |
| 190= | North East Fife | 230 |
| 190= | Chesterfield | 230 |
| 197= | Bexhill and Battle | 229 |
| 197= | Clwyd North | 229 |
| 197= | Mid and South Pembrokeshire | 229 |
| 197= | North Bedfordshire | 229 |
| 197= | Bishop Auckland | 229 |
| 202= | Bury St Edmunds and Stowmarket | 228 |
| 202= | Bicester and Woodstock | 228 |
| 202= | North Somerset | 228 |
| 202= | Altrincham and Sale West | 228 |
| 202= | Cramlington and Killingworth | 228 |
| 202= | Cambridge | 228 |
| 208= | Colchester | 227 |
| 208= | Southend West and Leigh | 227 |
| 210= | Scarborough and Whitby | 226 |
| 210= | Southport | 226 |
| 210= | Manchester Withington | 226 |
| 210= | Penistone and Stocksbridge | 226 |
| 210= | South West Wiltshire | 226 |
| 215= | Louth and Horncastle | 225 |
| 215= | North Cotswolds | 225 |
| 215= | Tewkesbury | 225 |
| 218= | Lewisham West and East Dulwich | 224 |
| 218= | North West Hampshire | 224 |
| 218= | Stockport | 224 |
| 218= | Kingston upon Hull North and Cottingham | 224 |
| 218= | Sheffield Central | 224 |
| 223= | Falkirk | 223 |
| 223= | Hereford and South Herefordshire | 223 |
| 223= | West Aberdeenshire and Kincardine | 223 |
| 226= | Filton and Bradley Stoke | 222 |
| 226= | Harwich and North Essex | 222 |
| 226= | Crewe and Nantwich | 222 |
| 229= | Cheadle | 221 |
| 229= | Guildford | 221 |
| 229= | Dunstable and Leighton Buzzard | 221 |
| 229= | North East Derbyshire | 221 |
| 229= | North West Leicestershire | 221 |
| 229= | Bristol Central | 221 |
| 235= | Folkestone and Hythe | 220 |
| 235= | Witham | 220 |
| 237= | Richmond Park | 219 |
| 237= | Edinburgh South | 219 |
| 237= | Darlington | 219 |
| 237= | Barrow and Furness | 219 |
| 237= | Ossett and Denby Dale | 219 |
| 237= | Angus and Perthshire Glens | 219 |
| 243= | Woking | 218 |
| 243= | Witney | 218 |
| 243= | Camborne and Redruth | 218 |
| 246= | Wimbledon | 217 |
| 246= | Aylesbury | 217 |
| 248= | Birkenhead | 216 |
| 248= | Warrington South | 216 |
| 248= | Neath and Swansea East | 216 |
| 248= | Tatton | 216 |
| 248= | Thirsk and Malton | 216 |
| 248= | Oxford West and Abingdon | 216 |
| 248= | Rugby | 216 |
| 248= | Keighley and Ilkley | 216 |
| 256= | West Lancashire | 215 |
| 256= | Aldershot | 215 |
| 256= | Bromsgrove | 215 |
| 256= | Gainsborough | 215 |
| 260= | Herne Bay and Sandwich | 214 |
| 260= | Lancaster and Wyre | 214 |
| 260= | Dunfermline and Dollar | 214 |
| 260= | Loughborough | 214 |
| 260= | Torfaen | 214 |
| 265= | Mid Dunbartonshire | 213 |
| 265= | Alyn and Deeside | 213 |
| 265= | Godalming and Ash | 213 |
| 265= | Blyth and Ashington | 213 |
| 265= | Swindon South | 213 |
| 265= | Amber Valley | 213 |
| 265= | Thornbury and Yate | 213 |
| 272 | Ipswich | 211 |
| 273= | Lothian East | 210 |
| 273= | Ribble Valley | 210 |
| 273= | Bristol North East | 210 |
| 276= | Faversham and Mid Kent | 209 |
| 276= | Bootle | 209 |
| 278= | Bristol South | 208 |
| 278= | Richmond and Northallerton | 208 |
| 278= | Eastbourne | 208 |
| 278= | Midlothian | 208 |
| 282= | Southampton Test | 207 |
| 282= | South Suffolk | 207 |
| 282= | New Forest East | 207 |
| 285= | Chelmsford | 206 |
| 285= | Mid Cheshire | 206 |
| 285= | Bracknell | 206 |
| 285= | Buckingham and Bletchley | 206 |
| 285= | Cowdenbeath and Kirkcaldy | 206 |
| 285= | Livingston | 206 |
| 285= | Newport West and Islwyn | 206 |
| 292= | Newton Aycliffe and Spennymoor | 205 |
| 292= | Chorley | 205 |
| 292= | Newcastle upon Tyne East and Wallsend | 205 |
| 292= | Hornsey and Friern Barnet | 205 |
| 292= | North Durham | 205 |
| 292= | Reigate | 205 |
| 298= | Ellesmere Port and Bromborough | 204 |
| 298= | Mid Norfolk | 204 |
| 300= | Torbay | 203 |
| 300= | Runnymede and Weybridge | 203 |
| 302= | Esher and Walton | 202 |
| 302= | Hazel Grove | 202 |
| 302= | Ashford | 202 |
| 302= | Dorking and Horley | 202 |
| 302= | Rutland and Stamford | 202 |
| 302= | Telford | 202 |
| 308= | Barnsley North | 201 |
| 308= | Llanelli | 201 |
| 310 | Chesham and Amersham | 200 |
| 311= | North East Somerset and Hanham | 199 |
| 311= | North West Cambridgeshire | 199 |
| 311= | East Renfrewshire | 199 |
| 314= | Hemel Hempstead | 197 |
| 314= | Halifax | 197 |
| 314= | Goole and Pocklington | 197 |
| 317= | St Austell and Newquay | 196 |
| 317= | Rossendale and Darwen | 196 |
| 317= | Rutherglen | 196 |
| 317= | Cardiff East | 196 |
| 317= | Edinburgh South West | 196 |
| 322= | East Surrey | 195 |
| 322= | Hinckley and Bosworth | 195 |
| 324= | Wrexham | 194 |
| 324= | Gordon and Buchan | 194 |
| 324= | Weald of Kent | 194 |
| 324= | South Derbyshire | 194 |
| 328= | Stretford and Urmston | 193 |
| 328= | Worsley and Eccles | 193 |
| 330= | Earley and Woodley | 192 |
| 330= | Wellingborough and Rushden | 192 |
| 332= | Bridgend | 191 |
| 332= | Ayr, Carrick and Cumnock | 191 |
| 332= | Ashfield | 191 |
| 335= | Aberdeen South | 190 |
| 335= | Corby and East Northamptonshire | 190 |
| 335= | Glasgow North | 190 |
| 335= | New Forest West | 190 |
| 335= | East Kilbride and Strathaven | 190 |
| 340= | Central Suffolk and North Ipswich | 189 |
| 340= | Paisley and Renfrewshire South | 189 |
| 340= | Mansfield | 189 |
| 343= | Pendle and Clitheroe | 188 |
| 343= | Lichfield | 188 |
| 343= | Bolsover | 188 |
| 343= | Sunderland Central | 188 |
| 347= | Jarrow and Gateshead East | 187 |
| 347= | Whitehaven and Workington | 187 |
| 347= | Liverpool West Derby | 187 |
| 347= | Welwyn Hatfield | 187 |
| 347= | Swindon North | 187 |
| 347= | Glasgow West | 187 |
| 353= | Braintree | 186 |
| 353= | Paisley and Renfrewshire North | 186 |
| 353= | Leigh and Atherton | 186 |
| 353= | Walthamstow | 186 |
| 353= | Harborough, Oadby and Wigston | 186 |
| 353= | Mid Leicestershire | 186 |
| 353= | Glasgow South | 186 |
| 360= | Middlesbrough South and East Cleveland | 185 |
| 360= | Bassetlaw | 185 |
| 360= | Leyton and Wanstead | 185 |
| 360= | Poole | 185 |
| 360= | Ynys Môn | 185 |
| 360= | Droitwich and Evesham | 185 |
| 360= | Widnes and Halewood | 185 |
| 367= | Brentwood and Ongar | 184 |
| 367= | Lewisham North | 184 |
| 367= | Bridlington and The Wolds | 184 |
| 367= | North West Norfolk | 184 |
| 367= | Wycombe | 184 |
| 372= | Newport East | 183 |
| 372= | Christchurch | 183 |
| 372= | Greenwich and Woolwich | 183 |
| 375= | Eltham and Chislehurst | 182 |
| 375= | Bognor Regis and Littlehampton | 182 |
| 375= | Erewash | 182 |
| 375= | Dundee Central | 182 |
| 375= | Leeds South West and Morley | 182 |
| 375= | Gloucester | 182 |
| 381= | Dulwich and West Norwood | 181 |
| 381= | Bournemouth West | 181 |
| 381= | Coventry South | 181 |
| 381= | Leeds East | 181 |
| 381= | Maidstone and Malling | 181 |
| 381= | Redcar | 181 |
| 387= | Kettering | 180 |
| 387= | South West Norfolk | 180 |
| 387= | Croydon South | 180 |
| 387= | Northampton South | 180 |
| 391= | Melton and Syston | 179 |
| 391= | Bedford | 179 |
| 391= | Northampton North | 179 |
| 394= | Wakefield and Rothwell | 178 |
| 394= | Blaenau Gwent and Rhymney | 178 |
| 394= | South Holland and The Deepings | 178 |
| 394= | Bury North | 178 |
| 398= | St Helens North | 177 |
| 398= | Southampton Itchen | 177 |
| 398= | Beaconsfield | 177 |
| 398= | Leeds West and Pudsey | 177 |
| 402 | Stalybridge and Hyde | 176 |
| 403= | Arbroath and Broughty Ferry | 175 |
| 403= | Birmingham Selly Oak | 175 |
| 403= | Glasgow East | 175 |
| 403= | Glenrothes and Mid Fife | 175 |
| 403= | Wigan | 175 |
| 403= | Derby North | 175 |
| 403= | St Helens South and Whiston | 175 |
| 410= | Warrington North | 174 |
| 410= | Brigg and Immingham | 174 |
| 410= | Rayleigh and Wickford | 174 |
| 410= | Surrey Heath | 174 |
| 414= | Staffordshire Moorlands | 173 |
| 414= | Wythenshawe and Sale East | 173 |
| 414= | Wyre Forest | 173 |
| 414= | Kingston upon Hull West and Haltemprice | 173 |
| 418= | Swansea West | 172 |
| 418= | Southend East and Rochford | 172 |
| 418= | Gateshead Central and Whickham | 172 |
| 418= | Bathgate and Linlithgow | 172 |
| 418= | Kilmarnock and Loudoun | 172 |
| 423= | Crawley | 171 |
| 423= | Lowestoft | 171 |
| 423= | Cumbernauld and Kirkintilloch | 171 |
| 426= | Maldon | 169 |
| 426= | Liverpool Walton | 169 |
| 426= | Rhondda and Ogmore | 169 |
| 426= | Bromley and Biggin Hill | 169 |
| 426= | Tooting | 169 |
| 426= | Carshalton and Wallington | 169 |
| 426= | Plymouth Moor View | 169 |
| 433= | Aberdeen North | 168 |
| 433= | Maidenhead | 168 |
| 433= | Ealing Central and Acton | 168 |
| 433= | Great Yarmouth | 168 |
| 433= | Sheffield South East | 168 |
| 433= | Sevenoaks | 168 |
| 433= | Alloa and Grangemouth | 168 |
| 433= | Stoke-on-Trent South | 168 |
| 441= | Streatham and Croydon North | 166 |
| 441= | Islington North | 166 |
| 441= | West Suffolk | 166 |
| 441= | Great Grimsby and Cleethorpes | 166 |
| 445= | Orkney and Shetland | 165 |
| 445= | Windsor | 165 |
| 445= | Basildon and Billericay | 165 |
| 445= | Salford | 165 |
| 445= | Knowsley | 165 |
| 450= | Stevenage | 164 |
| 450= | West Dunbartonshire | 164 |
| 450= | Merthyr Tydfil and Aberdare | 164 |
| 453= | Spelthorne | 163 |
| 453= | Orpington | 163 |
| 453= | Normanton and Hemsworth | 163 |
| 453= | Hamilton and Clyde Valley | 163 |
| 453= | Stone, Great Wyrley and Penkridge | 163 |
| 458= | Aberdeenshire North and Moray East | 162 |
| 458= | Clacton | 162 |
| 458= | Sutton Coldfield | 162 |
| 458= | Burton and Uttoxeter | 162 |
| 458= | Southgate and Wood Green | 162 |
| 463= | Newcastle-under-Lyme | 161 |
| 463= | Aberafan Maesteg | 161 |
| 463= | Nuneaton | 161 |
| 466= | Rother Valley | 160 |
| 466= | Isle of Wight East | 160 |
| 468= | Makerfield | 159 |
| 468= | Blackpool North and Fleetwood | 159 |
| 468= | South West Hertfordshire | 159 |
| 468= | Stoke-on-Trent Central | 159 |
| 472= | Chingford and Woodford Green | 157 |
| 472= | Houghton and Sunderland South | 157 |
| 472= | South Shields | 157 |
| 475= | Bolton West | 156 |
| 475= | Pontefract, Castleford and Knottingley | 156 |
| 475= | Newcastle upon Tyne Central and West | 156 |
| 478= | Doncaster East and the Isle of Axholme | 155 |
| 478= | Spen Valley | 155 |
| 478= | Manchester Central | 155 |
| 481 | Leeds Central and Headingley | 154 |
| 482 | Isle of Wight West | 153 |
| 483= | Inverclyde and Renfrewshire West | 152 |
| 483= | Redditch | 152 |
| 483= | Doncaster Central | 152 |
| 483= | Doncaster North | 152 |
| 483= | Brentford and Isleworth | 152 |
| 488= | Birmingham Northfield | 151 |
| 488= | Putney | 151 |
| 490= | Huddersfield | 150 |
| 490= | Central Ayrshire | 150 |
| 490= | Scunthorpe | 150 |
| 493= | Bridgwater | 149 |
| 493= | Epping Forest | 149 |
| 493= | Stockton North | 149 |
| 496= | Hackney North and Stoke Newington | 148 |
| 496= | Bury South | 148 |
| 498= | Rochester and Strood | 147 |
| 498= | Hartlepool | 147 |
| 498= | Sheffield Brightside and Hillsborough | 147 |
| 501 | Lewisham East | 146 |
| 502= | Bolton North East | 145 |
| 502= | Boston and Skegness | 145 |
| 502= | Nottingham North and Kimberley | 145 |
| 505= | Washington and Gateshead South | 144 |
| 505= | Islington South and Finsbury | 144 |
| 505= | Nottingham South | 144 |
| 505= | Rawmarsh and Conisbrough | 144 |
| 505= | Dagenham and Rainham | 144 |
| 505= | Blackpool South | 144 |
| 511 | Gillingham and Rainham | 143 |
| 512= | Hampstead and Highgate | 142 |
| 512= | Liverpool Riverside | 142 |
| 512= | Meriden and Solihull East | 142 |
| 512= | North East Cambridgeshire | 142 |
| 512= | North Warwickshire and Bedworth | 142 |
| 512= | Glasgow South West | 142 |
| 518= | Motherwell, Wishaw and Carluke | 141 |
| 518= | Birmingham Hall Green and Moseley | 141 |
| 520= | Chipping Barnet | 140 |
| 520= | Coventry North West | 140 |
| 520= | Clapham and Brixton Hill | 140 |
| 523 | Bermondsey and Old Southwark | 139 |
| 524= | Sutton and Cheam | 138 |
| 524= | Vauxhall and Camberwell Green | 138 |
| 526= | Old Bexley and Sidcup | 137 |
| 526= | Sittingbourne and Sheppey | 137 |
| 526= | Peterborough | 137 |
| 529= | Uxbridge and South Ruislip | 136 |
| 529= | Hammersmith and Chiswick | 136 |
| 531= | Tamworth | 135 |
| 531= | Ealing Southall | 135 |
| 531= | Oldham East and Saddleworth | 135 |
| 534= | Chatham and Aylesford | 134 |
| 534= | Leicester South | 134 |
| 534= | Barnsley South | 134 |
| 537= | Hackney South and Shoreditch | 133 |
| 537= | Croydon East | 133 |
| 539= | Kingston upon Hull East | 131 |
| 539= | Preston | 131 |
| 539= | Holborn and St Pancras | 131 |
| 542= | Kingswinford and South Staffordshire | 130 |
| 542= | Stourbridge | 130 |
| 542= | Watford | 130 |
| 542= | Hyndburn | 130 |
| 542= | Cannock Chase | 130 |
| 547= | Stoke-on-Trent North | 129 |
| 547= | Ashton-under-Lyne | 129 |
| 547= | Solihull West and Shirley | 129 |
| 550 | Gorton and Denton | 128 |
| 551= | Birmingham Edgbaston | 126 |
| 551= | Derby South | 126 |
| 553 | Glasgow North East | 124 |
| 554= | Bexleyheath and Crayford | 123 |
| 554= | Poplar and Limehouse | 123 |
| 556= | Harlow | 122 |
| 556= | Hertsmere | 122 |
| 556= | Cities of London and Westminster | 122 |
| 556= | Easington | 122 |
| 560= | Ruislip, Northwood and Pinner | 120 |
| 560= | Wolverhampton West | 120 |
| 562= | Castle Point | 119 |
| 562= | Stratford and Bow | 119 |
| 564= | Erith and Thamesmead | 118 |
| 564= | Finchley and Golders Green | 118 |
| 566= | Rotherham | 117 |
| 566= | Leeds South | 117 |
| 568 | Bolton South and Walkden | 116 |
| 569 | Mitcham and Morden | 115 |
| 570 | Middlesbrough and Thornaby East | 114 |
| 571= | Battersea | 113 |
| 571= | Leicester West | 113 |
| 571= | Burnley | 113 |
| 574= | Gravesham | 111 |
| 574= | Airdrie and Shotts | 111 |
| 574= | South Basildon and East Thurrock | 111 |
| 577= | Harrow West | 108 |
| 577= | Tottenham | 108 |
| 579= | Rochdale | 105 |
| 579= | Kensington and Bayswater | 105 |
| 579= | Broxbourne | 105 |
| 579= | Bradford South | 105 |
| 583 | Manchester Rusholme | 104 |
| 584= | Bethnal Green and Stepney | 103 |
| 584= | Luton South and South Bedfordshire | 103 |
| 586 | Peckham | 102 |
| 587 | Dudley | 101 |
| 588= | Heywood and Middleton North | 100 |
| 588= | Halesowen | 100 |
| 590= | Dartford | 99 |
| 590= | Ealing North | 99 |
| 592= | Coatbridge and Bellshill | 98 |
| 592= | Blackley and Middleton South | 98 |
| 594 | Aldridge-Brownhills | 96 |
| 595= | Croydon West | 95 |
| 595= | Queen's Park and Maida Vale | 95 |
| 597 | Birmingham Erdington | 94 |
| 598 | Belfast South and Mid Down | 92 |
| 599= | Chelsea and Fulham | 87 |
| 599= | Walsall and Bloxwich | 87 |
| 599= | Thurrock | 87 |
| 602 | Brent East | 85 |
| 603= | Coventry East | 84 |
| 603= | Dewsbury and Batley | 84 |
| 605 | Enfield North | 81 |
| 606= | Oldham West, Chadderton and Royton | 80 |
| 606= | North Down | 80 |
| 608 | Bradford East | 76 |
| 609 | Birmingham Ladywood | 75 |
| 610 | Wolverhampton North East | 72 |
| 611= | Tipton and Wednesbury | 71 |
| 611= | Smethwick | 71 |
| 611= | Ilford North | 71 |
| 614 | Slough | 70 |
| 615= | West Ham and Beckton | 68 |
| 615= | Hendon | 68 |
| 617 | Feltham and Heston | 66 |
| 618= | Luton North | 65 |
| 618= | Wolverhampton South East | 65 |
| 620 | Belfast East | 64 |
| 621 | Blackburn | 62 |
| 622 | Birmingham Yardley | 61 |
| 623 | Strangford | 60 |
| 624 | Bradford West | 59 |
| 625= | Leicester East | 58 |
| 625= | Edmonton and Winchmore Hill | 58 |
| 625= | Belfast North | 58 |
| 628 | West Bromwich | 56 |
| 629 | Barking | 55 |
| 630= | Brent West | 54 |
| 630= | Ilford South | 54 |
| 632 | East Antrim | 53 |
| 633= | Birmingham Hodge Hill and Solihull North | 52 |
| 633= | Harrow East | 52 |
| 633= | South Down | 52 |
| 636 | Na h-Eileanan an Iar | 51 |
| 637 | South Antrim | 50 |
| 638 | Birmingham Perry Barr | 47 |
| 639= | Lagan Valley | 44 |
| 639= | Hayes and Harlington | 44 |
| 641 | East Londonderry | 41 |
| 642 | Newry and Armagh | 38 |
| 643 | East Ham | 37 |
| 644= | Belfast West | 35 |
| 644= | North Antrim | 35 |
| 646 | Foyle | 33 |
| 647 | Fermanagh and South Tyrone | 30 |
| 648 | Upper Bann | 28 |
| 649 | Mid Ulster | 27 |
| 650 | West Tyrone | 23 |