| Loco Number | Current Status | Videos | Images |
|---|---|---|---|
| 66 001 | Operational | Tonbridge | |
| 66 002 | Operational | ||
| 66 003 | Operational | Farnborough (Main) | |
| 66 004 | Operational | Harringay | |
| 66 005 | Operational | ||
| 66 006 | Stored | Lawrence Hill Nuneaton | |
| 66 007 | Operational | Reading West New Hythe | |
| 66 008 | Renumbered to 66 780 | ||
| 66 009 | Stored | Denmark Hill | |
| 66 010 | Operational | ||
| 66 011 | Operational | Tamworth Milton Keynes Central Avoncliff | |
| 66 012 | Operational | Cardiff Central | |
| 66 013 | Operational | Huyton Roby Blackheath Chesterfield | |
| 66 014 | Stored | ||
| 66 015 | Operational | Cardiff Central Denmark Hill Hemel Hempstead | Mill Hill Broadway |
| 66 016 | Renumbered to 66 781 | ||
| 66 017 | Operational | ||
| 66 018 | Operational | ||
| 66 019 | Operational | Newport (South Wales) Market Harborough Aber | |
| 66 020 | Operational | ||
| 66 021 | Operational | Lawrence Hill Kings Langley | |
| 66 022 | Exported | ||
| 66 023 | Operational | ||
| 66 024 | Stored | Alfreton | |
| 66 025 | Operational | ||
| 66 026 | Operational | ||
| 66 027 | Stored | Bromley South Lawrence Hill Morpeth Edale | |
| 66 028 | Operational | ||
| 66 029 | Exported | ||
| 66 030 | Operational | Hither Green Chesterfield Farnborough (Main) | |
| 66 031 | Operational | ||
| 66 032 | Operational | ||
| 66 033 | Exported | ||
| 66 034 | Operational | Kintbury | |
| 66 035 | Operational | ||
| 66 036 | Exported | ||
| 66 037 | Operational | ||
| 66 038 | Exported | ||
| 66 039 | Operational | ||
| 66 040 | Stored | ||
| 66 041 | Operational | Hanwell | |
| 66 042 | Exported | ||
| 66 043 | Operational | ||
| 66 044 | Operational | Newport (South Wales) | |
| 66 045 | Exported | ||
| 66 046 | Renumbered to 66 782 | ||
| 66 047 | Stored | Trowbridge Aylesford Hale | |
| 66 048 | Stored | ||
| 66 049 | Exported | ||
| 66 050 | Operational | Newport (South Wales) | |
| 66 051 | Operational | Northampton | |
| 66 052 | Exported | ||
| 66 053 | Operational | Metro Centre | |
| 66 054 | Operational | ||
| 66 055 | Operational | Lawrence Hill | |
| 66 056 | Operational | Nuneaton Leamington Spa | |
| 66 057 | Operational | Newport (South Wales) | |
| 66 058 | Renumbered to 66 783 | ||
| 66 059 | Operational | Sydney Gardens Watford Junction | |
| 66 060 | Operational | ||
| 66 061 | Operational | Metro Centre Ashley Down | |
| 66 062 | Exported | ||
| 66 063 | Operational | Clapham Junction Pontyclun | |
| 66 064 | Exported | ||
| 66 065 | Operational | ||
| 66 066 | Operational | Hatfield & Stainforth Pyle | Tonbridge |
| 66 067 | Operational | Chesterfield | |
| 66 068 | Operational | Hither Green Langley Mill | |
| 66 069 | Stored | Cardiff Central | |
| 66 070 | Operational | ||
| 66 071 | Exported | ||
| 66 072 | Exported | ||
| 66 073 | Stored | ||
| 66 074 | Operational | ||
| 66 075 | Stored | Prestonpans | |
| 66 076 | Stored | West Malling Guide Bridge Carlisle | |
| 66 077 | Operational | ||
| 66 078 | Operational | Thorne South | |
| 66 079 | Operational | St Denys Bletchley | |
| 66 080 | Stored | Woodgrange Park | |
| 66 081 | Renumbered to 66 784 | ||
| 66 082 | Operational | ||
| 66 083 | Operational | Westbury | |
| 66 084 | Operational | ||
| 66 085 | Stored | Llangennech | |
| 66 086 | Stored | York Salfords (Surrey) | |
| 66 087 | Stored | Eaglescliffe | |
| 66 088 | Operational | Bickley Keynsham | |
| 66 089 | Stored | ||
| 66 090 | Operational | Holmes Chapel Langley Mill | |
| 66 091 | Operational | Kensal Rise | |
| 66 092 | Operational | Lisvane & Thornhill | |
| 66 093 | Operational | Eastleigh | |
| 66 094 | Operational | Derby Harrow & Wealdstone Alfreton Imperial Wharf | |
| 66 095 | Stored | Bridgend | |
| 66 096 | Operational | ||
| 66 097 | Operational | Luton Airport Parkway | |
| 66 098 | Operational | Warminster | |
| 66 099 | Operational | ||
| 66 100 | Operational | Ely Acton Bridge | |
| 66 101 | Stored | ||
| 66 102 | Operational | Wanstead Park Southampton Central Lawrence Hill | |
| 66 103 | Operational | Nutfield | |
| 66 104 | Operational | Fareham Cardiff Central | |
| 66 105 | Stored | Keyham Swanley | |
| 66 106 | Operational | ||
| 66 107 | Operational | Twyford | |
| 66 108 | Operational | Metro Centre | |
| 66 109 | Operational | ||
| 66 110 | Stored | ||
| 66 111 | Stored | Langley Reading Hatfield Peverel | |
| 66 112 | Operational | Shortlands Llanharan | |
| 66 113 | Operational | Clapham Junction | |
| 66 114 | Operational | Canonbury | |
| 66 115 | Stored | Newport (South Wales) | |
| 66 116 | Operational | Chesterfield Warminster Llanishen | |
| 66 117 | Operational | ||
| 66 118 | Operational | Berkhamsted Hatfield & Stainforth | |
| 66 119 | Operational | Micheldever | |
| 66 120 | Operational | ||
| 66 121 | Operational | Lisvane & Thornhill | |
| 66 122 | Operational | West Norwood Bromsgrove Bordesley | |
| 66 123 | Exported | ||
| 66 124 | Operational | Metro Centre Alfreton | |
| 66 125 | Operational | Pangbourne | |
| 66 126 | Operational | Cardiff Central | |
| 66 127 | Operational | ||
| 66 128 | Operational | Carlisle | |
| 66 129 | Operational | Winchester Keyham | |
| 66 130 | Operational | Ashford Intl Sydney Gardens | |
| 66 131 | Operational | Newcastle Goole Horton-in-Ribblesdale | |
| 66 132 | Renumbered to 66 785 | ||
| 66 133 | Operational | ||
| 66 134 | Operational | ||
| 66 135 | Stored | Enfield Chase Gainsborough Lea Road | |
| 66 136 | Operational | Cardiff Central | |
| 66 137 | Operational | ||
| 66 138 | Operational | Nuneaton | |
| 66 139 | Operational | Whittlesford Parkway | |
| 66 140 | Stored | ||
| 66 141 | Renumbered to 66 786 | ||
| 66 142 | Operational | Acton Bridge | |
| 66 143 | Operational | ||
| 66 144 | Operational | Gospel Oak Castle Bar Park | |
| 66 145 | Operational | ||
| 66 146 | Exported | ||
| 66 147 | Renumbered to 66 658 | ||
| 66 148 | Stored | ||
| 66 149 | Renumbered to 66 654 | Highbury & Islington | |
| 66 150 | Operational | ||
| 66 151 | Operational | Baglan | |
| 66 152 | Operational | Reading | |
| 66 153 | Exported | ||
| 66 154 | Operational | Cardiff Queen Street | |
| 66 155 | Operational | ||
| 66 156 | Renumbered to 66 656 | ||
| 66 157 | Exported | ||
| 66 158 | Operational | Cardiff Central Llanishen | |
| 66 159 | Exported | ||
| 66 160 | Stored | Eastleigh | |
| 66 161 | Renumbered to 66 660 | ||
| 66 162 | Operational | Crouch Hill | |
| 66 163 | Exported | ||
| 66 164 | Renumbered to 66 652 | Chepstow Preston | |
| 66 165 | Stored | Denmark Hill | |
| 66 166 | Exported | ||
| 66 167 | Renumbered to 66 655 | ||
| 66 168 | Operational | ||
| 66 169 | Operational | ||
| 66 170 | Operational | Theale Caerphilly | |
| 66 171 | Renumbered to 66 659 | Cardiff Central | |
| 66 172 | Stored | Clapham High Street Lichfield Trent Valley Todmorden | |
| 66 173 | Exported | ||
| 66 174 | Operational | Melton Mowbray Melton Mowbray Baldock Stevenage | |
| 66 175 | Operational | Seven Tunnel Junction Oakham | |
| 66 176 | Operational | Saxilby | |
| 66 177 | Operational | Blackheath | |
| 66 178 | Exported | ||
| 66 179 | Operational | ||
| 66 180 | Exported | ||
| 66 181 | Operational | Patchway Pangbourne St Andrews Road | |
| 66 182 | Operational | ||
| 66 183 | Renumbered to 66 657 | Central Park | |
| 66 184 | Renumbered to 66 787 | ||
| 66 185 | Operational | Burnham | |
| 66 186 | Operational | Aston Ashford Intl Baldock Stevenage Stowmarket | |
| 66 187 | Stored | ||
| 66 188 | Operational | Saxilby | |
| 66 189 | Exported | ||
| 66 190 | Operational | ||
| 66 191 | Exported | ||
| 66 192 | Operational | Harrow & Wealdstone | |
| 66 193 | Exported | ||
| 66 194 | Renumbered to 66 653 | Nutfield Melton Mowbray Melton Mowbray Cardiff Central | |
| 66 195 | Exported | ||
| 66 196 | Exported | ||
| 66 197 | Stored | Gloucester | |
| 66 198 | Operational | Manchester Piccadilly Acton Bridge Chesterfield Wrexham General | |
| 66 199 | Operational | ||
| 66 200 | Operational | Whittlesea | |
| 66 201 | Exported | ||
| 66 202 | Exported | ||
| 66 203 | Exported | ||
| 66 204 | Exported | Hanwell West Ealing | |
| 66 205 | Operational | ||
| 66 206 | Operational | ||
| 66 207 | Operational | Watford Junction Carlisle | |
| 66 208 | Exported | ||
| 66 209 | Exported | ||
| 66 210 | Exported | ||
| 66 211 | Exported | ||
| 66 212 | Exported | ||
| 66 213 | Exported | ||
| 66 214 | Exported | ||
| 66 215 | Exported | ||
| 66 216 | Exported | ||
| 66 217 | Exported | ||
| 66 218 | Exported | ||
| 66 219 | Exported | ||
| 66 220 | Exported | ||
| 66 221 | Renumbered to 66 651 | Eastleigh | |
| 66 222 | Exported | ||
| 66 223 | Exported | ||
| 66 224 | Stored | ||
| 66 225 | Exported | ||
| 66 226 | Exported | ||
| 66 227 | Exported | ||
| 66 228 | Exported | ||
| 66 229 | Exported | ||
| 66 230 | Stored | ||
| 66 231 | Exported | ||
| 66 232 | Exported | ||
| 66 233 | Exported | ||
| 66 234 | Exported | ||
| 66 235 | Exported | ||
| 66 236 | Exported | ||
| 66 237 | Exported | ||
| 66 238 | Renumbered to 66 788 | ||
| 66 239 | Exported | ||
| 66 240 | Exported | ||
| 66 241 | Exported | ||
| 66 242 | Exported | ||
| 66 243 | Exported | ||
| 66 244 | Operational | New Hythe | |
| 66 245 | Exported | ||
| 66 246 | Exported | ||
| 66 247 | Exported | ||
| 66 248 | Exported | ||
| 66 249 | Exported | ||
| 66 250 | Renumbered to 66 789 | ||
| 66 301 | Operational | ||
| 66 302 | Operational | ||
| 66 303 | Operational | ||
| 66 304 | Operational | Dundee | |
| 66 305 | Operational | ||
| 66 306 | Operational | Hinckley | |
| 66 307 | Operational | St Albans City | |
| 66 310 | Operational | ||
| 66 311 | Operational | ||
| 66 312 | Operational | ||
| 66 313 | Operational | Stockton Carnforth | |
| 66 314 | Operational | ||
| 66 315 | Operational | ||
| 66 401 | Renumbered to 66 733 | ||
| 66 402 | Renumbered to 66 734 | ||
| 66 403 | Renumbered to 66 735 | ||
| 66 404 | Renumbered to 66 736 | ||
| 66 405 | Renumbered to 66 737 | ||
| 66 406 | Renumbered to 66 841 | ||
| 66 407 | Renumbered to 66 842 | ||
| 66 408 | Renumbered to 66 843 | ||
| 66 409 | Renumbered to 66 844 | ||
| 66 410 | Renumbered to 66 845 | ||
| 66 411 | Exported | ||
| 66 412 | Exported | ||
| 66 413 | Operational | Kings Sutton | |
| 66 414 | Operational | Severn Tunnel Junction | |
| 66 415 | Operational | Medstead and Four Marks Ropley | |
| 66 416 | Operational | Cholsey Settle | |
| 66 417 | Exported | ||
| 66 418 | Operational | Eastleigh Ipswich Apperley Bridge Cheddington | |
| 66 419 | Operational | Bristol Temple Meads | |
| 66 420 | Operational | Harrow & Wealdstone Burnham Berkhamsted | |
| 66 421 | Operational | Harrow & Wealdstone | |
| 66 422 | Operational | Tilbury Town | |
| 66 423 | Operational | ||
| 66 424 | Operational | ||
| 66 425 | Operational | Dagenham Dock Severn Tunnel Junction Polesworth | |
| 66 426 | Operational | Marks Tey | |
| 66 427 | Operational | Marks Tey Dagenham Dock | |
| 66 428 | Operational | Carpenders Park Whitchurch (Shropshire) | |
| 66 429 | Operational | ||
| 66 430 | Operational | ||
| 66 431 | Operational | Kings Norton | |
| 66 432 | Operational | Chepstow Leytonstone High Road Horton-in-Ribblesdale Hellifield Appleby Settle | |
| 66 433 | Operational | ||
| 66 434 | Operational | ||
| 66 501 | Operational | ||
| 66 502 | Operational | Harrow & Wealdstone Ipswich | |
| 66 503 | Operational | ||
| 66 504 | Operational | Stratford | |
| 66 505 | Operational | Maryland Sydney Gardens | |
| 66 506 | Operational | ||
| 66 507 | Operational | York | |
| 66 508 | Operational | Apperley Bridge Hemel Hempstead | |
| 66 509 | Operational | Tyseley Maiden Newton Dorchester West | |
| 66 510 | Operational | ||
| 66 511 | Operational | Didcot Parkway | |
| 66 512 | Operational | ||
| 66 513 | Operational | Slough Apperley Bridge Thirsk Nuneaton | |
| 66 514 | Operational | ||
| 66 515 | Operational | Cholsey | |
| 66 516 | Operational | Handforth Westerfield | |
| 66 517 | Operational | ||
| 66 518 | Operational | ||
| 66 519 | Operational | Walton on Thames | |
| 66 520 | Operational | Bristol Temple Meads | |
| 66 521 | Scrapped | ||
| 66 522 | Operational | ||
| 66 523 | Operational | ||
| 66 524 | Operational | ||
| 66 525 | Operational | ||
| 66 526 | Operational | Hatfield Peverel | |
| 66 527 | Exported | ||
| 66 528 | Operational | Ashburys West Ealing | |
| 66 529 | Exported | Harringay Green Lanes Bramley (Hampshire) | |
| 66 530 | Exported | ||
| 66 531 | Operational | Water Orton Corby Didcot Parkway | |
| 66 532 | Operational | Wolverton Lichfield Trent Valley | |
| 66 533 | Operational | ||
| 66 534 | Operational | Gatley | |
| 66 535 | Exported | ||
| 66 536 | Operational | Derby Road | |
| 66 537 | Operational | ||
| 66 538 | Operational | ||
| 66 539 | Operational | ||
| 66 540 | Operational | Ely Northampton Stowmarket | |
| 66 541 | Operational | Salfords | |
| 66 542 | Operational | Harrow & Wealdstone Southampton Airport (Parkway) | |
| 66 543 | Operational | ||
| 66 544 | Operational | Northampton Bristol Temple Meads | |
| 66 545 | Operational | Westerfield Havant Yarm | |
| 66 546 | Operational | Witham Stafford | |
| 66 547 | Operational | Whittlesea | |
| 66 548 | Operational | Carpenders Park Stafford | |
| 66 549 | Operational | Rugby | |
| 66 550 | Operational | ||
| 66 551 | Operational | Eastleigh Culham | |
| 66 552 | Stored | ||
| 66 553 | Operational | Manningtree | |
| 66 554 | Operational | Witham | |
| 66 555 | Operational | Leytonstone High Road | |
| 66 556 | Operational | Stratford Kelvedon | |
| 66 557 | Operational | ||
| 66 558 | Operational | ||
| 66 559 | Operational | ||
| 66 560 | Operational | ||
| 66 561 | Operational | ||
| 66 562 | Operational | York West Drayton | |
| 66 563 | Operational | Culham | |
| 66 564 | Operational | Litchfield Trent Valley Bronsbury | |
| 66 565 | Operational | Kings Langley Watford Junction Bronsbury Redhill Polesworth | |
| 66 566 | Operational | Taplow | |
| 66 567 | Operational | Kenton Leicester | |
| 66 568 | Operational | Watford Junction Runcorn Winsford | |
| 66 569 | Operational | Manor Park Yarm | |
| 66 570 | Operational | Nuneaton | |
| 66 571 | Operational | Saxilby Langwathby | Leicester |
| 66 572 | Operational | Rugby | |
| 66 573 | Renumbered to 66 846 | ||
| 66 574 | Renumbered to 66 847 | ||
| 66 575 | Renumbered to 66 848 | ||
| 66 576 | Renumbered to 66 849 | ||
| 66 577 | Renumbered to 66 850 | ||
| 66 578 | Renumbered to 66 738 | ||
| 66 579 | Renumbered to 66 739 | ||
| 66 580 | Renumbered to 66 740 | ||
| 66 581 | Renumbered to 66 741 | ||
| 66 582 | Exported | ||
| 66 583 | Exported | ||
| 66 584 | Exported | ||
| 66 585 | Operational | Fareham | |
| 66 586 | Exported | ||
| 66 587 | Operational | Tilbury Town | |
| 66 588 | Operational | Ipswich Nutfield | |
| 66 589 | Operational | ||
| 66 590 | Operational | Apperley Bridge | |
| 66 591 | Operational | Iver Eastleigh Apsley Derby Road | |
| 66 592 | Operational | ||
| 66 593 | Operational | ||
| 66 594 | Operational | Forest Gate Apperley Bridge Chelmsford | |
| 66 595 | Exported | Cardiff Central | |
| 66 596 | Operational | Hemel Hempstead Bury St Edmunds | |
| 66 597 | Operational | Saxilby | |
| 66 598 | Operational | ||
| 66 599 | Exported | ||
| 66 601 | Operational | ||
| 66 602 | Operational | ||
| 66 603 | Operational | Hanwell | |
| 66 604 | Operational | Ashley Down | |
| 66 605 | Operational | ||
| 66 606 | Operational | West Drayton | |
| 66 607 | Operational | Wolverton Oxenholme Lake District Handforth | |
| 66 608 | Exported | ||
| 66 609 | Exported | ||
| 66 610 | Operational | Iver | |
| 66 611 | Exported | ||
| 66 612 | Exported | ||
| 66 613 | Operational | ||
| 66 614 | Operational | Market Harborough | |
| 66 615 | Operational | ||
| 66 616 | Operational | ||
| 66 617 | Operational | Pilning | |
| 66 618 | Operational | ||
| 66 619 | Operational | ||
| 66 620 | Operational | Corby | |
| 66 621 | Operational | Redhill | |
| 66 622 | Operational | Kintbury | |
| 66 623 | Operational | Ashley Down | |
| 66 624 | Exported | ||
| 66 625 | Exported | ||
| 66 651 | Operational | ||
| 66 652 | Operational | ||
| 66 653 | Operational | ||
| 66 654 | Operational | ||
| 66 655 | Operational | ||
| 66 656 | Operational | ||
| 66 657 | Operational | ||
| 66 658 | Operational | ||
| 66 659 | Operational | ||
| 66 660 | Operational | ||
| 66 671 | Operational | ||
| 66 687 | Operational | ||
| 66 689 | Operational | ||
| 66 693 | Operational | ||
| 66 694 | Operational | ||
| 66 701 | Operational | Horley Culham | |
| 66 702 | Operational | Tyseley | |
| 66 703 | Operational | Central Park Arlesey Reading | |
| 66 704 | Operational | Denmark Hill Willington | |
| 66 705 | Operational | Kings Sutton Stowmarket | |
| 66 706 | Operational | Maryland Nuneaton | |
| 66 707 | Operational | Godstone | Redhill |
| 66 708 | Operational | Mexborough | |
| 66 709 | Operational | Ely Retford Gatley | |
| 66 710 | Operational | Derby Litchurch Lane Works | |
| 66 711 | Operational | Apsley Pangbourne | |
| 66 712 | Operational | Syston | |
| 66 713 | Operational | Gloucester | |
| 66 714 | Operational | Saxilby Goostrey | |
| 66 715 | Operational | Leytonstone High Road Bexleyheath Dorridge | |
| 66 716 | Operational | Horley Lockerbie Narborough | |
| 66 717 | Operational | Southampton Airport (Parkway) | |
| 66 718 | Operational | Kensal Rise Hildenborough Robertsbridge | Tonbridge |
| 66 719 | Operational | Hackney Wick Hellifield | |
| 66 720 | Operational | ||
| 66 721 | Operational | Grantham | |
| 66 722 | Operational | Leyland Coleshill Parkway Redhill Earlswood (Surrey) Edale Isleworth Ely | |
| 66 723 | Operational | Tonbridge | |
| 66 724 | Operational | Garswood | |
| 66 725 | Operational | Ely Leigh (Kent) | |
| 66 726 | Operational | Godstone Farnborough (Main) | |
| 66 727 | Operational | Reading West | |
| 66 728 | Operational | ||
| 66 729 | Operational | Tonbridge | |
| 66 730 | Operational | ||
| 66 731 | Operational | Eastleigh Thurston | Tonbridge West Yard |
| 66 732 | Operational | Shawford East Croydon | |
| 66 733 | Operational | Hackney Wick Sherburn-in-Elmet | |
| 66 734 (I) | Scrapped | ||
| 66 734 (II) | Operational | Hackney Wick | |
| 66 735 | Operational | Carpenders Park Beaulieu Park | |
| 66 736 | Operational | ||
| 66 737 | Operational | Edinburgh Waverley Hackney Wick | |
| 66 738 | Operational | ||
| 66 739 | Operational | Taplow Polesworth | |
| 66 740 | Operational | Manchester Piccadilly Leytonstone High Road Micheldever | |
| 66 741 | Operational | Redhill | |
| 66 742 | Operational | Manchester Piccadilly Cricklewood Lewisham | |
| 66 743 | Operational | Denmark Hill | |
| 66 744 | Operational | Appleford Bury St Edmunds | |
| 66 745 | Operational | Clapham High Street Micheldever | |
| 66 746 | Operational | ||
| 66 747 | Operational | ||
| 66 748 | Operational | Eastleigh | |
| 66 749 | Operational | Nuneaton | |
| 66 750 | Operational | ||
| 66 751 | Operational | Chesterfield | |
| 66 752 | Operational | Pyle | |
| 66 753 | Operational | ||
| 66 754 | Operational | ||
| 66 755 | Operational | Ely | |
| 66 756 | Operational | Kensington Olympia Doncaster | |
| 66 757 | Operational | Ely Leigh (Kent) Langwathby | |
| 66 758 | Operational | Appleford Earlswood | |
| 66 759 | Operational | Eastleigh Winchester | |
| 66 760 | Operational | ||
| 66 761 | Renumbered to 66 671 | Manningtree Winchester | |
| 66 762 | Operational | Albrighton Purfleet | |
| 66 763 | Operational | ||
| 66 764 | Operational | Skipton Earlswood | |
| 66 765 | Operational | Orpington Whittlesea | |
| 66 766 | Operational | Huyton Nuneaton | |
| 66 767 | Operational | Whittlesea Polesworth | |
| 66 768 | Operational | Eastleigh | |
| 66 769 | Operational | ||
| 66 770 | Operational | York Loughborough | |
| 66 771 | Operational | ||
| 66 772 | Operational | Beaulieu Park | |
| 66 773 | Operational | ||
| 66 774 | Operational | Kensal Rise | |
| 66 775 | Operational | Bury St Edmunds | |
| 66 776 | Operational | Tusle Hill Huyton | |
| 66 777 | Renumbered to 66 687 | ||
| 66 778 | Operational | Warrington Bank Quay | |
| 66 779 | Renumbered to 66 689 | Denmark Hill | |
| 66 780 | Operational | York | Tonbridge West Yard |
| 66 781 | Operational | ||
| 66 782 | Operational | ||
| 66 783 | Operational | Lincoln Thorne South | |
| 66 784 | Operational | Reading West | |
| 66 785 | Operational | Westerfield | |
| 66 786 | Operational | ||
| 66 787 | Operational | Newark North Gate | |
| 66 788 | Operational | Balham | |
| 66 789 | Operational | Westerfield Woking | |
| 66 790 | Operational | ||
| 66 791 | Operational | ||
| 66 792 | Operational | Earlswood (Surrey) | |
| 66 793 | Renumbered to 66 693 | Redhill Grantham | Tonbridge West Yard |
| 66 794 | Renumbered to 66 694 | ||
| 66 796 | Operational | Tonbridge West Yard | |
| 66 798 | Operational | Winsford | |
| 66 799 | Operational | Grantham | |
| 66 841 | Renumbered to 66 742 | ||
| 66 842 | Renumbered to 66 743 | ||
| 66 843 | Renumbered to 66 744 | ||
| 66 844 | Renumbered to 66 745 | ||
| 66 845 | Renumbered to 66 746 | ||
| 66 846 | Operational | ||
| 66 847 | Operational | Newport (South Wales) Bronsbury Park Newport (South Wales) Kintbury Thorne South Sherburn-in-Elmet | |
| 66 848 | Operational | Lee Pangbourne Merstham | |
| 66 849 | Operational | Newport (South Wales) Eastleigh Thorne South Sherburn-in-Elmet | |
| 66 850 | Operational | Bristol Parkway | |
| 66 951 | Operational | Seven Tunnel Junction Stratford | |
| 66 952 | Operational | Doncaster Stafford | |
| 66 953 | Operational | Tyseley Runcorn | |
| 66 954 | Operational | ||
| 66 955 | Exported | Ingatestone | |
| 66 956 | Exported | ||
| 66 957 | Operational | Ely |