| # | Dove’s Guide Entry | Grid Ref
 | Map |
|---|
| 501 | Luddington, Lincolnshire, S Oswald. 3 U/R, 9 cwt (~460 kg) in A. Unringable. | SE834172 | Map |
| 502 | Lyford, Oxfordshire, S Mary (GF). 3, 2–1–24 (125 kg) in G. Tuning: 1-3 of 4. | SU390942 | Map |
| 503 | Mackworth, Derbyshire, All Saints. 3 U/R, 8½ cwt (~430 kg) in G. Bells not hung; unringable; restoration work under way; building has suffered a devastating fire. | SK320377 | Map |
| 504 | Maddington, Wiltshire, S Mary (GF). 3 U/R, 8 cwt (~410 kg) in A. Unringable; ropes fall in a straight line; tuning: 1-3 of 4. | SU066437 | Map |
| 505 | Madingley, Cambridgeshire, S Mary Magd. 3 U/R, 6–3–19 (352 kg) in A. Bell not hung: 1; unringable; tuning: 1-3 of 4. | TL394603 | Map |
| 506 | Maltby, South Yorkshire, S Bartholomew. 3 U/R, 6 cwt (~300 kg). Unringable; tower unsafe. | SK527918 | Map |
| 507 | Manby, Lincolnshire, S Mary (T). 3 U/R, 12 cwt (~600 kg) in F♯. Unringable; anticlockwise; Ellacombe apparatus. | TF399866 | Map |
| 508 | Manfield, North Yorkshire, All Saints. 3, 6–2–26 (342 kg) in B♭. Ropes fall in a straight line. | NZ222133 | Map |
| 509 | Mareham le Fen, Lincolnshire, S Helen. 3 U/R, 11–2–25 (596 kg) in F♯. Unringable. | TF278612 | Map |
| 510 | Market Stainton, Lincolnshire, former ch of S Michael & All Angels. 3 U/R, 6 cwt (~300 kg). Unringable. | TF227799 | Map |
| 511 | Marr, South Yorkshire, S Helen (GF). 3, 6 cwt (~300 kg) in B. Ropes fall in a straight line; tuning: (approx) 1-3 of 4. | SE514053 | Map |
| 512 | Marston Montgomery, Derbyshire, S Giles (GF). 3 U/R, 4 cwt (~200 kg) in E♭. Unringable; anticlockwise; tuning: (approx) 1-3 of 4. | SK134378 | Map |
| 513 | Marton, Lincolnshire, S Margaret of Antioch. 3 U/R, 7 cwt (~400 kg). Unringable. | SK839817 | Map |
| 514 | Marton, Warwickshire, S Esprit (T). 3 U/R, 9 cwt (~460 kg) in F♯. Unringable. | SP406689 | Map |
| 515 | Martyr Worthy, Hampshire, S Swithun (GF). 3 U/R, 6 cwt (~300 kg) in B♭. Unringable; ropes fall in a straight line. | SU515327 | Map |
| 516 | Matfen, Northumberland, Holy Trinity. 3 U/R, 4 cwt (~200 kg) in F. Unringable. | NZ030717 | Map |
| 517 | Mavis Enderby, Lincolnshire, S Michael. 3 U/R, 6 cwt (~300 kg) in B♭. Unringable. | TF363665 | Map |
| 518 | Meifod, Powys, Wales, S Tysilio & S Mary. 3 U/R, 8¾ cwt (~440 kg). Unringable. | SJ155131 | Map |
| 519 | Melton, Suffolk, S Andrew. 3 U/R, 10 cwt (~510 kg) in G. Unringable; tuning: (approx) 1-3 of 4. | TM283506 | Map |
| 520 | Merthyr Dyfan, The Vale of Glamorgan, South Glamorgan, Wales, S Dyfan & S Teilo. 3 U/R, 3 cwt (~150 kg). Unringable; tuning: 1-3 of 5. | ST114694 | Map |
| 521 | Merton, Norfolk, S Peter (GF). 3 U/R, 8 cwt (~410 kg) in A♭. One bell (or more) cracked or broken; unringable; anticlockwise; round tower. | TL911980 | Map |
| 522 | Methley, West Yorkshire, S Oswald. 3 U/R, 14–1–12 (729 kg) in D. Unringable. | SE390266 | Map |
| 523 | Mexborough, South Yorkshire, S John Bapt (GF). 3, 6–3–2 (344 kg) in B♭. Ropes fall in a straight line. | SK479997 | Map |
| 524 | Mickleover, Derbyshire, All Saints. 3 U/R, 7 cwt (~400 kg). Unringable. | SK305341 | Map |
| 525 | Middle Chinnock, Somerset, S Margaret (GF). 3, 4–0–0 (203 kg) in D. | ST472131 | Map |
| 526 | Middleton, Warwickshire, S John Bapt (GF). 3, 8–3–1 (445 kg) in G. Ropes fall in a straight line. | SP176983 | Map |
| 527 | Middleton on the Hill, Herefordshire, S Mary V. 3, 7 cwt (~400 kg) in B. Tuning: 1-3 of 4. | SO540646 | Map |
| 528 | Milson, Shropshire, S George. 3 U/R, 4½ cwt (~230 kg) in D. One bell (or more) cracked or broken; unringable; ropes fall in a straight line; ropes fall in sequence: 2,1,3; tuning: 1,2♯,3 of 3. | SO639728 | Map |
| 529 | Milton Bryan, Bedfordshire, S Peter (GF). 3, 8–2–16 (439 kg) in G♯. Anticlockwise; tuning: 1,3,4 of 4. | SP970307 | Map |
| 530 | Milton Damerel, Devon, Holy Trinity (GF). 3 U/R, 9 cwt (~460 kg) in A♭. Unringable; ropes fall in a straight line. | SS384107 | Map |
| 531 | Minster Lovell, Oxfordshire, S Kenelm. 3 U/R, 9 cwt (~460 kg) in G. Unringable; tuning: 1,2♯,3 of 3. | SP324113 | Map |
| 532 | Misterton, Nottinghamshire, All Saints (GF). 3, 11–3–17 (605 kg) in G. Tuning: 1-3 of 4. | SK764947 | Map |
| 533 | Mitchel Troy, Monmouthshire, Wales, S Michael (GF). 3, 6 cwt (~300 kg) in C. Ringing currently not permitted; ropes fall in a straight line. | SO492103 | Map |
| 534 | Mixbury, Oxfordshire, All Saints (GF). 3, 11 cwt (~560 kg) in A♭. Ringing restricted (invitees only); ropes fall in a straight line. | SP609339 | Map |
| 535 | Molesworth, Cambridgeshire, S Peter (GF). 3, 7 cwt (~360 kg) in B. | TL070758 | Map |
| 536 | Monk Fryston, North Yorkshire, S Wilfrid of Ripon (GF). 3 U/R, 7¾ cwt (~390 kg) in G. Unringable; ropes fall in a straight line; tuning: (approx) 1,2,4 of 5. | SE505297 | Map |
| 537 | Monkton Farleigh, Wiltshire, S Peter (GF). 3 U/R, 7 cwt (~360 kg) in C. Unringable; tuning: 1,3,4 of 4. | ST806652 | Map |
| 538 | Monyash, Derbyshire, S Leonard (T). 3, 8–3–1 (445 kg) in A. Wed. | SK151664 | Map |
| 539 | Morden, Greater London, S Lawrence. 3 U/R, 8 cwt (~400 kg) in A. Unringable. | TQ250674 | Map |
| 540 | More, Shropshire, S Peter. 3 U/R, 6½ cwt (~330 kg) in B♭. Unringable; ropes fall in a straight line. | SO342915 | Map |
| 541 | Morland, Cumbria, S Lawrence (GF). 3 U/R, 5 cwt (~250 kg) in C♯. Unringable; anticlockwise; tuning: 2,2♭,3 of 3. | NY597225 | Map |
| 542 | Moulsford, Oxfordshire, S John Bapt (GF). 3, 5 cwt (~250 kg) in D♭. | SU591841 | Map |
| 543 | Mundham, Norfolk, S Peter. 3 U/R, 7 cwt (~360 kg) in B♭. Unringable. | TM324980 | Map |
| 544 | Myddle, Shropshire, S Peter (GF, T). 3, 7 cwt (~360 kg) in B♭. | SJ467236 | Map |
| 545 | Mylor, Cornwall, S Mylor (GF). 3 U/R, 10–2–1 (534 kg) in A♭. Unringable; detached tower. | SW820352 | Map |
| 546 | Myton on Swale, North Yorkshire, S Mary (GF). 3 U/R, 7 cwt (~360 kg) in C♯. Unringable; Tuning: (approx) 1-3 of 4. | SE439666 | Map |
| 547 | Neen Sollars, Shropshire, All Saints. 3 U/R, 11 cwt (~560 kg) in A♭. Unringable. | SO660722 | Map |
| 548 | Nether Broughton, Leicestershire, S Mary V. 3, 8–1–15 (426 kg) in A. | SK695262 | Map |
| 549 | Netherhampton, Wiltshire, S Katherine (GF). 3, 5 cwt (~250 kg) in E♭. Tuning: 1-3 of 4. | SU108298 | Map |
| 550 | Netteswell, Essex, Community Learning Centre (GF). 3 U/R, 7¾ cwt (~390 kg) in A. Former church of S Andrew; unringable. | TL456093 | Map |