| # | Tower | No | Year | Materials | Maker | Trusses | Layout |
|---|
| 401 | Atwick, East Riding of Yorkshire, S Lawrence | 1 | c1876 | Hardwood | ? James Barwell & Co | 1.B | 1 |
| 402 | Aubourn, Lincolnshire, Clock Tower | 1 | 1862 | Oak | Mears (generic) | | 3.3 |
| 403 | Auckland, North Island, New Zealand, S Matthew in the City | 1 | 1971 | Steel | Local labour/guild/assn | | |
| 404 | Audenshaw, Greater Manchester, S Stephen | 1 | | Timber | | | |
| 405 | Audlem, Cheshire, S James Gt | 1 | 1736 | Timber | John Sneyd | 6.A & 6.H | 6.8 |
| 406 | Audley, Staffordshire, S James Gt | 1 | 1946 | Steel | Gillett & Johnston | 8.1.B.a | 8.3 |
| 407 | Aughton, East Riding of Yorkshire, All Saints | 1 | c1909 | Oak | ? T Fawcett and Son | 5.L | 2.X1 |
| 408 | Augusta, Georgia, United States of America, The Good Shepherd | 1 | c2004 | Steel | Whitechapel Bell Foundry | 8.1.B.c | 8.3 |
| 409 | Ault Hucknall, Derbyshire, S John Bapt | 9 | | Metal | | | |
| 410 | Ault Hucknall, Derbyshire, S John Bapt | 1 | 1976 | Steel | Fred Pembleton | | |
| 411 | Aunsby, Lincolnshire, S Thomas of Canterbury | 1 | 1860 | Timber | | 5.A | 3.1 |
| 412 | Austrey, Warwickshire, S Nicholas | 2 | c1632† | Oak | | 6.B | |
| 413 | Austrey, Warwickshire, S Nicholas | 1 | c1632† | Oak | | 6.B | 5.1 |
| 414 | Avebury, Wiltshire, S James | 2 | 1985 | | Whitechapel Bell Foundry | | |
| 415 | Avebury, Wiltshire, S James | 1 | 1981 | Steel | Whitechapel Bell Foundry | 8.1.A.b | 6.1 ➔ 8.3 |
| 416 | Avebury, Wiltshire, S James | 1.1 | 2009 | Steel | Matthew Higby & Co | | 2.X2 |
| 417 | Aveley, Essex, S Michael | 1 | 1979 | Steel | Whitechapel Bell Foundry | 8.1.A | |
| 418 | Avening, Gloucestershire, Holy Cross | 1 | 1903 | Timber | Mears & Stainbank | 6.A | 6.1 |
| 419 | Averham, Nottinghamshire, S Michael & All Angels | 1 | 2012 | Steel | Local labour/guild/assn | 8.1.B.a | 6.14 |
| 420 | Aveton Gifford, Devon, S Andrew | 1 | | Metal | | ~ 9.F | 1 |
| 421 | Avington, Hampshire, S Mary | 1 | 2009 | Steel | Matthew Higby & Co | 8.1.B.a | 6.1 |
| 422 | Avon Dassett, Warwickshire, S John Bapt | 1 | 1869 | Timber | William Blews and Sons | 6.A | 5.1 |
| 423 | Awbridge, Hampshire, Clock House Bells | 1 | 2007 | Steel | Local labour/guild/assn | 8.1.B.a | 10 |
| 424 | Awliscombe, Devon, S Michael & All Angels | 2 | 1938 | Steel | Gillett & Johnston | 8.1.B.a | |
| 425 | Awliscombe, Devon, S Michael & All Angels | 1 | | Oak | Harry Stokes | 6.B | 5.1 |
| 426 | Awre, Gloucestershire, S Andrew | 1 | c1699 | Timber | | 5.L & 6.A | 6.9 |
| 427 | Awsworth, Nottinghamshire, S Peter | 1 | | Brick | | 9.A | 1 |
| 428 | Axbridge, Somerset, S John Bapt | 2 | | | | | |
| 429 | Axbridge, Somerset, S John Bapt | 1 | 1925 | Cast iron | John Taylor & Co | 8.3.C.e | 6.1 |
| 430 | Axminster, Devon, S Mary | 8 | | | | | |
| 431 | Axminster, Devon, S Mary | 2 | 1986 | Cast iron | Whitechapel Bell Foundry | 8.3.A.h | 3.1 |
| 432 | Axminster, Devon, S Mary | 1 | 1898† | Oak | Harry Stokes | 6.B | 8.3 |
| 433 | Axmouth, Devon, S Michael | 1 | c1699† | Oak | (unidentified) | 6.A | 4.1 |
| 434 | Aycliffe, Durham, S Andrew | 1 | 1931 | Cast iron | Gillett & Johnston | ~ 8.3.A.m | 3.1 |
| 435 | Aylburton, Gloucestershire, S Mary | 1 | | Oak | | 5.L | 1 |
| 436 | Aylesbeare, Devon, Blessed Virgin Mary | 2 | 1919 | Cast iron | John Taylor & Co | 8.3.A.h | |
| 437 | Aylesbeare, Devon, Blessed Virgin Mary | 1 | 1884 | Oak | Harry Stokes | 6.B | 5.1 |
| 438 | Aylesbury, Buckinghamshire, S Mary | 1 | 1983 | Cast iron | Eayre & Smith | 8.3.A.m | 8.3 |
| 439 | Aylesby, Lincolnshire, S Lawrence | 1 | | Timber | | | 3 |
| 440 | Aylesford, Kent, S Peter & S Paul | 1 | 1885 | Timber | Gillett & Co | 6.A | 8.3 |
| 441 | Aylestone, Leicestershire, S Andrew | 1 | 1948 | Cast iron | Gillett & Johnston | 8.3.A.m | 8.3 |
| 442 | Aylmerton, Norfolk, S John Bapt | 1 | | Timber | | 6.D | 1 |
| 443 | Aylsham, Norfolk, S Michael | 1 | 1889 | Oak | George Day & Sons | 6.D | 10.X |
| 444 | Aylsham, Norfolk, S Michael | 1.1 | | Oak | | | |
| 445 | Aymestrey, Herefordshire, S John Bapt & S Alkmund | 1 | c1699 | Oak | | 6.A | 6.16 |
| 446 | Aynho, Northamptonshire, S Michael | 2 | 1911 | Metal | John Taylor & Co | | |
| 447 | Aynho, Northamptonshire, S Michael | 1 | 1911 | Metal | John Taylor & Co | | |
| 448 | Aysgarth, North Yorkshire, S Andrew | 1 | 1913 | Cast iron | Gillett & Johnston | 8.3.C | 6 |
| 449 | Ayston, Rutland, S Mary V | 1 | 1877 | Oak | John Taylor & Co | | |
| 450 | Aythorpe Roding, Essex, S Mary | 1 | c1600† | Oak | | ~ 6.H | |