| # | Tower | No | Year | Materials | Maker | Trusses | Layout |
|---|
| 301 | Ashleworth, Gloucestershire, S Bartholomew | 2 | 1977 | Steel | Arthur Fidler | 8.1.H.b | 2.X1 |
| 302 | Ashleworth, Gloucestershire, S Bartholomew | 1 | 1977 | Steel | Arthur Fidler | 8.1.H.b | 4.3 |
| 303 | Ashley, Gloucestershire, S James | 1 | c1824 | Oak | Local labour/guild/assn | 6.A | 3.1 |
| 304 | Ashley, Northamptonshire, S Mary V | 1 | c1848 | Oak | | | |
| 305 | Ashover, Derbyshire, All Saints | 8 | | | | | |
| 306 | Ashover, Derbyshire, All Saints | 1 | 1998 | Steel | Hayward Mills Associates | 8.1.B.a | 10 |
| 307 | Ashow, Warwickshire, Assumption of Our Lady | 9 | | | | | |
| 308 | Ashow, Warwickshire, Assumption of Our Lady | 1 | c1749† | Oak | | | 4.2 |
| 309 | Ashreigney, Devon, S James | 9 | | | | | |
| 310 | Ashreigney, Devon, S James | 1 | c1899 | Oak | | 6.A | 6.14 |
| 311 | Ashtead, Surrey, S Giles | 1 | 1961 | Cast iron | John Taylor & Co | | |
| 312 | Ashton, Devon, S John Bapt | 1 | c1899 | Oak | (unidentified) | 6.A | 6.1 |
| 313 | Ashton, Northamptonshire, S Michael & All Angels | 2 | c1899 | Timber | Local labour/guild/assn | | |
| 314 | Ashton, Northamptonshire, S Michael & All Angels | 1 | c1899 | Timber | | 5.A | 5.12 R |
| 315 | Ashton Keynes, Wiltshire, Holy Cross | 9 | | Metal | | | 1 |
| 316 | Ashton Keynes, Wiltshire, Holy Cross | 1 | 1924 | Wrought iron | Webb and Bennett | 8.1.C.b | 6 |
| 317 | Ashton under Hill, Worcestershire, S Barbara | 1 | 1964 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 318 | Ashton under Lyne, Greater Manchester, S Michael & All Angels | 2 | 1927 | Cast iron | Mears & Stainbank | 8.3.XE | 1 |
| 319 | Ashton under Lyne, Greater Manchester, S Michael & All Angels | 1 | 1927 | Cast iron | Mears & Stainbank | 8.3.A | 12 |
| 320 | Ashton under Lyne, Greater Manchester, S Peter | 2 | 1936 | Cast iron | John Taylor & Co | | |
| 321 | Ashton under Lyne, Greater Manchester, S Peter | 1 | 1936 | Cast iron | John Taylor & Co | | |
| 322 | Ashwater, Devon, S Peter ad Vincula | 2 | 1928 | Cast iron | John Taylor & Co | 8.3.A.h | |
| 323 | Ashwater, Devon, S Peter ad Vincula | 1 | 1908 | Oak | Harry Stokes | 6.B | 5.1 |
| 324 | Ashwell, Hertfordshire, S Mary V | 1 | c1499† | Timber | | 3.Q | |
| 325 | Ashwell, Rutland, S Mary | 2 | 1850 | Timber | C & G Mears | 6.S | 1 |
| 326 | Ashwell, Rutland, S Mary | 1 | | Timber | | 6.S | 5.1 |
| 327 | Ashwellthorpe, Norfolk, All Saints | 1 | c1400 | Timber | | | |
| 328 | Ashwick, Somerset, S James | 1 | 1880 | Oak | Mears & Stainbank | 6.A | 6.7 |
| 329 | Askerswell, Dorset, S Michael | 1 | 1960 | Iroko | John Taylor & Co | | 6 |
| 330 | Askham, Nottinghamshire, S Nicholas | 2 | 1998 | Steel | Hayward Mills Associates | 8.1.A | |
| 331 | Askham, Nottinghamshire, S Nicholas | 1 | | Timber | | 5.A | 3.1 |
| 332 | Askrigg, North Yorkshire, S Oswald | 1 | 1991 | Cast iron & steel | Eayre & Smith | | |
| 333 | Aslackby, Lincolnshire, S James | 1 | | Timber | | 6.A, 6.B & 6.D | 3.3 |
| 334 | Aslacton, Norfolk, S Michael | 1 | c1614† | Timber | ? Thomas Dymee (or Dymond) | 6.A | 5.1 |
| 335 | Aspall, Suffolk, S Mary of Grace | 1 | c1850 | Timber | | 5.A | 1 |
| 336 | Aspenden, Hertfordshire, S Mary | 2 | 1936 | Oak | Alfred Bowell | | |
| 337 | Aspenden, Hertfordshire, S Mary | 1 | 1936 | Oak | Alfred Bowell | 6.A | 6.1 |
| 338 | Aspley, Nottinghamshire, S Margaret | 1 | 1959 | Cast iron | John Taylor & Co | 8.3.A.h | 8 |
| 339 | Aspley Guise, Bedfordshire, S Botolph | 1 | 1883 | Timber | John Taylor & Co | 6.A | 6.4 |
| 340 | Assington, Suffolk, S Edmund K&M | 1 | c1863 | Oak | | 6.A | 6.4 |
| 341 | Astbury, Cheshire, S Mary | 2 | 1998 | Cast iron | John Taylor & Co | 8.3.A.h | |
| 342 | Astbury, Cheshire, S Mary | 1 | 1925 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 343 | Astley, Warwickshire, S Mary V | 2 | | Steel | | | |
| 344 | Astley, Warwickshire, S Mary V | 1 | 1607† | Timber | | | 6 |
| 345 | Astley, Worcestershire, S Peter | 1 | 1992 | Cast iron & steel | Eayre & Smith | 8.2.A.b | 6.1 |
| 346 | Aston, Hertfordshire, S Mary | 1 | 1959 | Composite | Mears & Stainbank | | |
| 347 | Aston, Oxfordshire, S James | 1 | 1883 | Timber | John Taylor & Co | 6.A ? | 6.4 |
| 348 | Aston, South Yorkshire, All Saints | 1 | 1913 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 349 | Aston, West Midlands, S Peter & S Paul | 1 | 1935 | Cast iron | John Taylor & Co | 8.3.A.h | ~ 12.3 |
| 350 | Aston Abbotts, Buckinghamshire, S James Gt | 1 | 1929 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |