| OL1 | The Peak District, Dark Peak area (OS Explorer Map) | |
| OL2 | Yorkshire Dales South & Western (OS Explorer Map) | |
| OL3 | Meon Valley, Porstmouth, Gosport & Fareham (OS Explorer Map) | |
| OL4 | The English Lakes – North Western area (OS Explorer Map) | |
| OL5 | The English Lakes NE (OS Explorer Map) | |
| OL6 | The English Lakes – South Western area (OS Explorer Map) | |
| OL7 | The English Lakes SE (OS Explorer Map) | |
| OL8 | Chichester, South Harting & Selsey (OS Explorer Map) | |
| OL9 | Exmoor (OS Explorer Map) | |
| OL10 | Arundel & Pulborough (OS Explorer Map) | |
| OL11 | Brighton & Hove (OS Explorer Map) | |
| OL12 | Brecon Beacons National Park – Western & Central areas (OS Explorer Map) | |
| OL13 | Brecon Beacons National Park – Eastern area (OS Explorer Map) | |
| OL14 | Wye Valley and Forest of Dean (OS Explorer Map) | |
| OL15 | Purbeck and South Dorset, Poole, Dorchester, Weymouth & Swanage (OS Explorer Map) | |
| OL16 | The Cheviot Hills, Jedburgh & Wooler (OS Explorer Map) | |
| OL17 | Snowdon & Conwy Valley (OS Explorer Map) | |
| OL18 | Harlech, Porthmadog & Bala (OS Explorer Map) | |
| OL19 | Howgill Fells (OS Explorer Map) | |
| OL20 | South Devon, Brixham to Newton Ferrers (OS Explorer Map) | |
| OL21 | South Pennines (OS Explorer Map) | |
| OL22 | New Forest, Southampton, Ringwood, Ferndown, Lymington, Christchurch and Bournemouth (OS Explorer Map) | |
| OL23 | Cadair Idris & Llyn Tegid (OS Explorer Map) | |
| OL24 | The Peak District (OS Explorer Map) | |
| OL25 | Eastbourne & Beachy Head (OS Explorer Map) | |
| OL26 | North York Moors – Western area (OS Explorer Map) | |
| OL27 | North York Moors – Eastern area (OS Explorer Map) | |
| OL28 | Dartmoor (OS Explorer Map) | |
| OL29 | Isle of Wight (OS Explorer Map) | |
| OL30 | Yorkshire Dales Northern & Central (OS Explorer Map) | |
| OL31 | North Pennines – Teesdale & Weardale (OS Explorer Map) | |
| OL32 | Winchester, New Alresford & East Meon (OS Explorer Map) | |
| OL33 | Haslemere & Petersfield (OS Explorer Map) | |
| OL34 | Crawley & Horsham (OS Explorer Map) | |
| OL35 | North Pembrokeshire (OS Explorer Map) | |
| OL36 | South Pembrokeshire (OS Explorer Map) | |
| OL37 | Cowal East Dunoon & Inveraray (OS Explorer Map) | |
| OL38 | Loch Lomond South (OS Explorer Map) | |
| OL39 | Loch Lomond North (OS Explorer Map) | |
| OL40 | The Broads (OS Explorer Map) | |
| OL41 | Forest of Bowland & Ribblesdale (OS Explorer Map) | |
| OL42 | Kielder Water & Forest (OS Explorer Map) | |
| OL43 | Hadrian’s Wall (OS Explorer Map) | |
| OL44 | Torquay & Dawlish, Newton Abbot (OS Explorer Map) | |
| OL45 | The Cotswolds (OS Explorer Map) | |
| OL46 | The Trossachs (OS Explorer Map) | |
| OL47 | Crieff, Comrie & Glen Artney (OS Explorer Map) | |
| OL48 | Ben Lawers & Glen Lyon (OS Explorer Map) | |
| OL49 | Pitlochry & Loch Tummel (OS Explorer Map) | |
| OL50 | Ben Alder, Loch Ericht & Loch Laggan (OS Explorer Map) | |
| OL51 | Atholl (OS Explorer Map) | |
| OL52 | Glen Shee & Braemar (OS Explorer Map) | |
| OL53 | Lochnagar, Glen Muick & Glen Clova (OS Explorer Map) | |
| OL54 | Glen Esk & Glen Tanar (OS Explorer Map) | |
| OL55 | Loch Laggan & Creag Meagaidh, Corrieyairack Pass (OS Explorer Map) | |
| OL56 | Badenoch & Strathspey (OS Explorer Map) | |
| OL57 | Cairn Gorm & Aviemore (OS Explorer Map) | |
| OL58 | Braemar, Tomintoul & Glen Avon (OS Explorer Map) | |
| OL59 | Aboyne, Alford & Strathdon (OS Explorer Map) | |
| OL60 | Lochindorb, Grantown-on-Spey & Carrbridge (OS Explorer Map) | |
| OL61 | Grantown-on-Spey & Hills of Cromdale (OS Explorer Map) | |
| OL62 | Coreen Hills & Glenlivet (OS Explorer Map) | |
| Note: areas for missing numbers below are covered by one of the above – see PDF National map to obtain correct OS map for area | |
| 101 | Isles of Scilly | |
| 102 | Land’s End, Penzance and St Ives | |
| 103 | Lizard, Falmouth and Helston | |
| 104 | Redruth and St Agnes | |
| 105 | Falmouth and Mevagissey, Truro and St Mawes | |
| 106 | Newquay and Padstow | |
| 107 | St.Austell,Liskeard, Fowey, Looe and Lostwithiel | |
| 108 | Lower Tamar Valley and Plymouth | |
| 109 | Bodmin Moor | |
| 111 | Bude, Boscastle and Tintagel | |
| 112 | Launceston and Holsworthy | |
| 113 | Okehampton | |
| 114 | Exeter and the Exe Valley | |
| 115 | Exmouth and Sidmouth | |
| 116 | Lyme Regis and Bridport | |
| 117 | Cerne Abbas and Bere Regis, Blandford Forum and Beaminster | |
| 118 | Shaftesbury, Cranbourne Chase, Poole, Wimbourne Minster and Blandford | |
| 124 | Hastings and Bexhill | |
| 125 | Romney Marsh, Rye and Winchelsea | |
| 126 | Clovelly and Hartland | |
| 127 | South Molton and Chulmleigh | |
| 128 | Taunton and Blackdown Hills | |
| 129 | Yeovil and Sherbourne | |
| 130 | Salisbury and Stonehenge | |
| 131 | Romsey, Andover and Test Valley | |
| 135 | Ashdown Forest | |
| 136 | High Weald, Royal Tunbridge Wells | |
| 137 | Ashford | |
| 138 | Dover, Folkstone and Hythe | |
| 139 | Bideford, Ilfracombe and Barnstaple | |
| 140 | Quantock Hills and Bridgwater | |
| 141 | Cheddar Gorge and Mendip Hills West | |
| 142 | Shepton Mallet and Mendip Hills East | |
| 143 | Warminster and Trowbridge | |
| 144 | Basingstoke, Alton and Whitchurch | |
| 145 | Guildford and Farnham | |
| 146 | Dorking, Box Hill and Reigate | |
| 147 | Sevenoaks and Tonbridge | |
| 148 | Maidstone and the Medway Towns | |
| 149 | Sittingbourne and Faversham | |
| 150 | Canterbury and the Isle of Thanet | |
| 151 | Cardiff and Bridgend/Caerdydd a Phen-y-bont ar Ogwr | |
| 152 | Newport and Pontypool / Casnewydd a Phont-y-pwl | |
| 153 | Weston-Super-Mare and Bleadon Hill | |
| 154 | Bristol West and Portishead | |
| 155 | Bristol and Bath | |
| 156 | Chippenham and Bradford-on-Avon | |
| 157 | Marlborough and Savernake Forest | |
| 158 | Newbury and Hungerford | |
| 159 | Reading, Wokingham and Pangbourne | |
| 160 | Windsor, Weybridge & Bracknell | |
| 161 | London South, Westminster, Greenwich, Croydon, Esher & Twickenham | |
| 162 | Greenwich and Gravesend | |
| 163 | Gravesend and Rochester | |
| 164 | Gower, Llanelli | |
| 165 | Swansea, Neath and Port Talbot | |
| 166 | Rhondda and Merthyr Tydfil | |
| 167 | Thornbury, Dursley and Yate | |
| 168 | Stroud, Tetbury and Malmesbury | |
| 169 | Cirencester and Swindon, Fairford and Cricklade | |
| 170 | Abingdon, Wantage and Vale of White Horse | |
| 171 | Chiltern Hills West, Henley-on-Thames and Wallingford | |
| 172 | Chiltern Hills East | |
| 173 | London North, The City, West End, Enfield, Ealing, Harrow & Watford | |
| 174 | Epping Forest & Lee Valley | |
| 175 | Southend-on-Sea & Basildon | |
| 176 | Blackwater Estuary | |
| 177 | Carmarthen and Kidwelly | |
| 178 | Llanelli and Ammanford/Rhydaman | |
| 179 | Gloucester, Cheltenham and Stroud | |
| 180 | Oxford, Witney and Woodstock | |
| 181 | Chiltern Hills North | |
| 182 | St. Albans and Hatfield | |
| 183 | Chelmsford and the Rodings | |
| 184 | Colchester | |
| 185 | Newcastle Emlyn, Llandysul and Cynwyl Elfed | |
| 186 | Llandeilo and Brechfa Forest | |
| 187 | Llandovery, Llanwrtyd Wells and Llyn Brianne | |
| 188 | Builth Wells, Painscastle and Talgarth | |
| 189 | Hereford and Ross-on-Wye | |
| 190 | Malvern Hills and Bredon Hill | |
| 191 | Banbury, Bicester and Chipping Norton | |
| 192 | Buckingham and Milton Keynes | |
| 193 | Luton and Stevenage | |
| 194 | Hertford and Bishop’s Stortford | |
| 195 | Braintree and Saffron Walden | |
| 196 | Sudbury, Hadleigh and Dedham Vale | |
| 197 | Ipswich, Felixstowe and Harwich | |
| 198 | Cardigan and New Quay, Aberaeron | |
| 199 | Lampeter, Tregaron and Llan-non | |
| 200 | Llandrindod Wells and Elan Valley, Rhayader | |
| 201 | Knighton and Presteigne Tref-y-clawdd a Dyffryn Elan | |
| 202 | Leominster and Bromyard | |
| 203 | Ludlow and Tenbury Wells | |
| 204 | Worcester and Droitwich Spa | |
| 205 | Stratford-upon-Avon and Evesham | |
| 206 | Edge Hill and Fenny Compton | |
| 207 | Newport Pagnell and Northampton South | |
| 208 | Bedford and St.Neots, Sandy and Biggleswade | |
| 209 | Cambridge, Royston, Duxford & Linton | |
| 210 | Newmarket and Haverhill, Barrow, Clare and Kedington | |
| 211 | Bury St.Edmunds and Stowmarket | |
| 212 | Woodbridge and Saxmundham | |
| 213 | Aberystwyth and Cwm Rheidol | |
| 214 | Llanidloes and Newtown – Y Drenewydd | |
| 215 | Newtown, Llanfair Caereinion | |
| 216 | Welshpool and Montgomery | |
| 217 | Long Mynd and Wenlock Edge | |
| 218 | Kidderminster and Wyre Forest | |
| 219 | Wolverhampton and Dudley, Stourbridge and Kidderminster | |
| 220 | Birmingham, Walsall, Solihull and Redditch | |
| 221 | Coventry and Warwick, Royal Leamington Spa and Kenilworth | |
| 222 | Rugby and Daventry, Southam and Lutterworth | |
| 223 | Northampton and Market Harborough | |
| 224 | Corby, Kettering and Wellingborough | |
| 225 | Huntingdon and St.Ives, Grafham water | |
| 226 | Ely and Newmarket, Mildenhall and Soham | |
| 227 | Peterborough | |
| 228 | March and Ely | |
| 229 | Thetford Forest in the Brecks | |
| 230 | Diss & Harleston | |
| 231 | Southwold and Bungay | |
| 232 | Nuneaton and Tamworth | |
| 233 | Leicester and Hinckley | |
| 234 | Rutland Water, Stamford and Oakham | |
| 235 | Wisbech and Peterborough North | |
| 236 | King’s Lynn, Downham Market and Swaffham | |
| 237 | Norwich | |
| 238 | East Dereham and Aylsham | |
| 239 | Lake Vyrnwy and Llanfyllin, Tanat valley | |
| 240 | Oswestry / Croesoswallt | |
| 241 | Shrewsbury | |
| 242 | Telford, Ironbridge and the Wrekin | |
| 243 | Market Drayton, Loggerheads and Eccleshall | |
| 244 | Cannock Chase | |
| 245 | National Forest | |
| 246 | Loughborough, Melton Mowbray and Syston | |
| 247 | Grantham | |
| 248 | Bourne and Heckington | |
| 249 | Spalding and Holbeach | |
| 250 | Norfolk Coast West | |
| 251 | Norfolk Coast Central | |
| 252 | Norfolk Coast East | |
| 253 | Lleyn Peninsula West | |
| 254 | Lleyn Peninsula East | |
| 255 | Llangollen and Berwyn | |
| 256 | Wrexham | |
| 257 | Crewe and Nantwich, Whitchurch and Tattenhall | |
| 258 | Stoke-on-Trent and Newcastle Under Lyme | |
| 259 | Derby, Uttoxeter, Ashbourne and Cheadle | |
| 260 | Nottingham, Vale of Belvoir | |
| 261 | Boston | |
| 262 | Anglesey West | |
| 263 | Anglesey East | |
| 264 | Vale of Clwyd, Rhyl, Denbigh and Ruthin | |
| 265 | Clwydian Range, Prestatyn, Mold and Ruthin | |
| 266 | Wirral and Chester | |
| 267 | Northwich and Delamere Forest | |
| 268 | Wilmslow, Macclesfield and Congleton | |
| 269 | Chesterfield and Alfreton | |
| 270 | Sherwood Forest | |
| 271 | Newark-on-Trent | |
| 272 | Lincoln | |
| 273 | Lincolnshire Wolds South | |
| 274 | Skegness, Alford and Spilsby (OS Explorer Active Map) | |
| 275 | Liverpool, St Helens – Widnes and Runcorn | |
| 276 | Bolton, Wigan and Warrington | |
| 277 | Manchester and Salford | |
| 278 | Sheffield and Barnsley | |
| 279 | Doncaster, Conisbrough, Maltby and Thorne | |
| 280 | Isle of Axholme, Scunthorpe and Gainsborough | |
| 281 | Ancholme Valley | |
| 282 | Lincolnshire Wolds North | |
| 283 | Louth and Mablethorpe | |
| 284 | Grimsby, Cleethorpes and Immingham, Caistor and North Thoresby | |
| 285 | Southport and Chorley | |
| 286 | Blackpool and Preston | |
| 287 | West Pennine Moors – Blackburn, Darwen and Accrington | |
| 288 | Bradford and Huddersfield (OS Explorer Active Map) | |
| 289 | Leeds | |
| 290 | York | |
| 291 | Goole and Gilberdyke | |
| 292 | Withernsea and Spurn Head | |
| 293 | Kingston-upon-Hull and Beverley | |
| 294 | Market Weighton and Yorkshire Wolds Central | |
| 295 | Bridlington, Driffield & Hornsea | |
| 296 | Lancaster, Morecambe and Fleetwood | |
| 297 | Lower Wharfedale and Washburn Valley (OS Explorer Active Map) | |
| 298 | Nidderdale | |
| 299 | Ripon and Boroughbridge | |
| 300 | Howardian Hills and Malton | |
| 301 | Scarborough, Bridlington and Flamborough Head (OS Explorer Active Map) | |
| 302 | Northallerton and Thirsk – Catterick and Bedale | |
| 303 | Whitehaven and Workington | |
| 304 | Darlington and Richmond | |
| 305 | Bishop Auckland – Spennymoor and Newtown | |
| 306 | Middlesbrough and Hartlepool, Stockton-on-Tees and Redcar | |
| 307 | Consett and Derwent Reservoir | |
| 308 | Durham and Sunderland | |
| 309 | Stranraer and the Rhins | |
| 310 | Glenluce and Kirkcowan | |
| 311 | Wigtown, Whithorn and the Machars | |
| 312 | Kirkcudbright and Castle Douglas | |
| 313 | Dumfries and Dalbeattie | |
| 314 | Solway Firth, Wigton and Silloth | |
| 315 | Carlisle, Brampton, Longtown and Gretna Green | |
| 316 | Newcastle Upon Tyne | |
| 317 | Ballantrae, Barr and Barrhill | |
| 318 | Galloway Forest Park North | |
| 319 | Galloway Forest Park South | |
| 320 | Castle Douglas, Loch Ken and New Galloway | |
| 321 | Nithsdale and Dumfries | |
| 322 | Annandale | |
| 323 | Eskdale and Castle O’er Forest | |
| 324 | Liddesdale and Kershope Forest | |
| 325 | Morpeth and Blyth | |
| 326 | Ayr and Troon | |
| 327 | Cumnock and Dalmellington | |
| 328 | Sanquhar and New Cumnock | |
| 329 | Lowther Hills, Sanquhar and Leadhills | |
| 330 | Moffat and St Mary’s Loch | |
| 331 | Teviotdale South | |
| 332 | Alnwick and Amble, Craster and Whittingham (OS Explorer Active Map) | |
| 333 | Kilmarnock and Irvine | |
| 334 | East Kilbride, Galston and Darvel | |
| 335 | Lanark and Tinto Hills | |
| 336 | Biggar and Broughton | |
| 337 | Peebles and Innerleithen | |
| 338 | Galashiels, Selkirk and Melrose | |
| 339 | Kelso, Coldstream and Lower Tweed Valley | |
| 340 | Holy Island and Bamburgh | |
| 341 | Greenock, Largs and Millport | |
| 342 | Glasgow | |
| 343 | Motherwell and Coatbridge | |
| 344 | Pentland Hills | |
| 345 | Lammermuir Hills | |
| 346 | Berwick-upon-Tweed | |
| 348 | Campsie Fells | |
| 349 | Falkirk, Cumbernauld and Livingstone | |
| 350 | Edinburgh | |
| 351 | Dunbar and North Berwick (OS Explorer Active Map) | |
| 352 | Islay South | |
| 353 | Islay North | |
| 354 | Colonsay and Oronsay | |
| 355 | Jura and Scarba | |
| 356 | Kintyre South | |
| 357 | Kintyre North | |
| 358 | Lochgilphead and Knapdale North | |
| 359 | Oban, Kerrera and Loch Melfort | |
| 360 | Loch Awe and Inveraray | |
| 361 | Isle of Arran | |
| 362 | Cowal West and Isle of Bute | |
| 366 | Stirling and Ochil Hills West | |
| 367 | Dunfermline, Kirkcaldy and Glenrothes South | |
| 369 | Perth and Kinross | |
| 370 | Glenrothes North, Falkland and Lomond Hills | |
| 371 | St Andrews and East Fife | |
| 372 | Coll and Tiree | |
| 373 | Iona, Staffa and Ross of Mull | |
| 374 | Isle of Mull North and Tobermory | |
| 375 | Isle of Mull East | |
| 376 | Oban and North Lorn | |
| 377 | Loch Etive and Glen Orchy | |
| 379 | Dunkeld, Aberfeldy and Glen Almond | |
| 380 | Dundee and Sidlaw Hills | |
| 381 | Blairgowrie, Kirriemuir and Glamis | |
| 382 | Arbroath, Montrose and Carnoustie | |
| 383 | Morvern and Lochaline | |
| 384 | Glen Coe & Glen Etive | |
| 385 | Rannoch Moor and Ben Alder | |
| 389 | Forfar, Brechin and Edzell | |
| 390 | Ardnamurchan, Moidart, Sunart and Loch Shiel | |
| 391 | Ardgour and Strontian | |
| 392 | Ben Nevis and Fort William, The Mamores and The Grey Corries, Kinlochleven and Spean Bridge (OS Explorer Active Map) | |
| 396 | Stonehaven, Inverbervie and Laurencekirk | |
| 397 | Rum, Eigg, Muck, Canna and Sanday | |
| 398 | Loch Morar and Mallaig | |
| 399 | Loch Arkaig – Fort William and Corpach | |
| 400 | Loch Lochy and Glen Roy – Spean Bridge, Invergarry and Fort Augustus | |
| 406 | Aberdeen & Banchory | |
| 407 | Skye – Dunvegan | |
| 408 | Skye – Trotternish and the Storr | |
| 409 | Raasay, Rona and Scalpay | |
| 410 | Skye – Portree and Bracadale | |
| 411 | Skye – Cuillin Hills – Soay (OS Explorer Active Map) | |
| 412 | Skye – Sleat | |
| 413 | Knoydart, Loch Hourn and Loch Duich | |
| 414 | Glen Shiel and Kintail Forest | |
| 415 | Glen Affric and Glen Moriston | |
| 416 | Inverness, Loch Ness and Culloden | |
| 417 | Monadhliath Mountains North and Strathdearn | |
| 421 | Ellon and Inverurie | |
| 422 | Nairn and Cawdor | |
| 423 | Elgin, Forres and Lossiemouth | |
| 424 | Buckie and Keith | |
| 425 | Huntly and Cullen | |
| 426 | Banff, Macduff and Turriff | |
| 427 | Peterhead and Fraserburgh | |
| 428 | Kyle of Lochalsh, Plockton and Applecross | |
| 429 | Glen Carron and West Monar | |
| 430 | Loch Monar, Glen Cannich and Glen Strathfarrar | |
| 431 | Glen Urquhart and Strathglass | |
| 432 | Black Isle | |
| 433 | Torridon – Beinn Eighe and Liathach | |
| 434 | Gairloch and Loch Ewe | |
| 435 | An Teallach and Slioch (OS Explorer Active Map) | |
| 436 | Beinn Dearg and Loch Fannich | |
| 437 | Ben Wyvis and Strathpeffer | |
| 438 | Dornoch and Tain | |
| 439 | Coigach and Summer Isles (OS Explorer Active Map) | |
| 440 | Glen Cassley and Glen Oykel | |
| 441 | Lairg, Bonar Bridge and Golspie | |
| 442 | Assynt and Lochinver | |
| 443 | Ben Kilbreck and Ben Armine | |
| 444 | Helmsdale and Strath of Kildonan | |
| 445 | Foinaven, Arkle, Kylesku and Scourie | |
| 446 | Durness and Cape Wrath | |
| 447 | Ben Hope, Ben Loyal and Kyle of Tongue | |
| 448 | Strath Naver / Strath Nabhair and Loch Loyal | |
| 449 | Strath Halladale and Strathy Point | |
| 450 | Wick and the Flow Country | |
| 451 | Thurso and John O’Groats | |
| 452 | Barra and Vatersay / Barraigh Agus Bhatarsaigh | |
| 453 | Benbecula and South Uist/Beinn Na Faoghla Agus Uibhist a Deas | |
| 454 | North Uist and Berneray/Uibhist a Tuath Agus Bearnaraigh | |
| 455 | South Harris/Ceann a Deas Na Hearadh | |
| 456 | North Harris and Loch Seaforth/Ceann a Tuath Na Hearadh Agus Loch Shiphoirt | |
| 457 | South East Lewis/Taobh an Eardheas Leodhais | |
| 458 | West Lewis/Taobh Siar Leodhais | |
| 459 | Central Lewis and Stornaway/Meadhan Leodhais Agus Steornabhagh | |
| 460 | North Lewis/Ceann a Tuath Leodhais | |
| 461 | Orkney – East Mainland | |
| 462 | Orkney – Hoy, South Walls and Flotta | |
| 463 | Orkney – West Mainland | |
| 464 | Orkney – Westray, Papa Westray, Rousay, Egilsay and Wyre | |
| 465 | Orkney – Sanday, Eday, North Ronaldsay and Stronsay | |
| 466 | Shetland – Mainland South (OS Explorer Active Map) | |
| 467 | Shetland – Mainland Central | |
| 468 | Shetland – Mainland North East (OS Explorer Active Map) | |
| 469 | Shetland – Mainland North West | |
| 470 | Shetland – Unst, Yell and Fetlar (OS Explorer Active Map) | |