| # | Tower | No | Year | Materials | Maker | Trusses | Layout |
| 4451 | Hornby, North Yorkshire, S Mary | 1 | 1898 | Timber | Thomas Mallaby | 6.A | 4.X |
| 4452 | Horncastle, Lincolnshire, S Mary V | 3 | | | | | |
| 4453 | Horncastle, Lincolnshire, S Mary V | 1 | 1936 | Cast iron | John Taylor & Co | | |
| 4454 | Hornchurch, Greater London, S Andrew | 8 | | | | | |
| 4455 | Hornchurch, Greater London, S Andrew | 1 | 1909 | Cast iron | John Taylor & Co | | 8 |
| 4456 | Hornchurch, Greater London, S Andrew | 1.1 | 2001 | Cast iron | John Taylor & Co | | |
| 4457 | Horne, Surrey, S Mary V | 1 | | Timber | | 6.H | 3.1 |
| 4458 | Horning, Norfolk, S Benedict | 1 | | Timber | | 6 | 1 |
| 4459 | Horninghold, Leicestershire, S Peter | 1 | 1888 | Cast iron | John Taylor & Co | 8.3.C.b | 3.1 |
| 4460 | Horninglow, Staffordshire, S John Div | 2 | 1997 | Steel | John Brosch | 8.1.H.b | 3.1 |
| 4461 | Horninglow, Staffordshire, S John Div | 1 | 1997 | Steel | John Brosch | 8.1.H.b | 3.3 |
| 4462 | Horningsea, Cambridgeshire, S Peter | 1 | 1938 | Timber | John Taylor & Co | 6.A | 5.1 |
| 4463 | Horningsham, Wiltshire, S John Bapt | 1 | 1906 | Cast iron | John Warner & Sons | 8.3.A.e | 6.4 |
| 4464 | Hornsea, East Riding of Yorkshire, S Nicholas | 1 | 1919 | Steel | John Taylor & Co | 8.1.A | 8.1 |
| 4465 | Hornton, Oxfordshire, S John Bapt | 1 | 1741 | Oak | | | |
| 4466 | Horringer, Suffolk, S Leonard | 1 | 2016 | Steel | John Taylor & Co | 8.1.B.a | 8.3 |
| 4467 | Horseheath, Cambridgeshire, All Saints | 1 | c1606† | Oak | | 5.A | 5.5 |
| 4468 | Horsehouse, North Yorkshire, S Botolph | 1 | | Timber | | 6.A & 6.B | 3.3 |
| 4469 | Horsell, Surrey, S Mary V | 1 | 1886 | Cast iron | John Taylor & Co | 8.3.C.b | 6.4 |
| 4470 | Horsham, West Sussex, Holy Trinity | 1 | 1934 | Timber | Mears & Stainbank | 1.B | 1 |
| 4471 | Horsham, West Sussex, S Mary V | 1 | 1973 | Cast iron | Whitechapel Bell Foundry | 8.3.A.h | 10.4 |
| 4472 | Horsington, Somerset, S John Bapt | 1 | 1920 | Wrought iron | Webb and Bennett | | |
| 4473 | Horsley, Derbyshire, S Clement | 1 | 1928 | Cast iron | John Taylor & Co | 8.3.C.e | 6.5 R |
| 4474 | Horsley, Gloucestershire, S Martin | 1 | 1989 | Cast iron | Whites of Appleton | 8.3.A.h | 8.3 |
| 4475 | Horspath, Oxfordshire, S Giles | 1 | | Timber | | | 6.5 R |
| 4476 | Horsted Keynes, West Sussex, S Giles | 1 | | Timber | | 5.H | 3.1 |
| 4477 | Horsted Keynes, West Sussex, The Campanile | 1A | 2019 | Steel | Matthew Higby & Co | 8.1.E.b | 2.X1 |
| 4478 | Horsted Keynes, West Sussex, The Campanile | 1B | 2019 | Steel | Matthew Higby & Co | 8.1.E.b | 2.X1 |
| 4479 | Horsted Keynes, West Sussex, The Campanile | 1C | 2019 | Steel | Matthew Higby & Co | 8.1.E.b | 2.X1 |
| 4480 | Horsted Keynes, West Sussex, The Campanile | 1D | 2019 | Steel | Matthew Higby & Co | 8.1.E.b | 2.X1 |
| 4481 | Horton, Berkshire, S Michael & All Angels | 1 | 1897 | Cast iron | John Warner & Sons | | |
| 4482 | Horton, Gloucestershire, S James Elder | 1 | 2010 | Cast iron & steel | Matthew Higby & Co | 8.3.A.h | 6.1 |
| 4483 | Horton, Staffordshire, S Michael & All Angels | 1 | 1881 | Oak | John Taylor & Co | 6.A | 6.4 |
| 4484 | Horton in Ribblesdale, North Yorkshire, S Oswald | 1 | 1995 | Cast iron | Fred Pembleton | 8.3.A | 6 |
| 4485 | Horton Kirby, Kent, S Mary | 1 | 1999 | | Whitechapel Bell Foundry | | |
| 4486 | Horwich, Greater Manchester, Holy Trinity | 1 | 1913 | Cast iron | John Taylor & Co | 8.3.A.h | 8.3 |
| 4487 | Hose, Leicestershire, S Michael | 1 | 1858† | Cast iron | John Taylor & Son | 8.3.A.c | |
| 4488 | Hough on the Hill, Lincolnshire, All Saints | 1 | 1908 | Timber | George Day & Sons | 6.D | 8.3 |
| 4489 | Hougham, Lincolnshire, All Saints | 1 | 1938 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 4490 | Houghton, Cambridgeshire, S Mary | 2 | 1967 | Cast iron | Mears & Stainbank | 8.3.A.h | |
| 4491 | Houghton, Cambridgeshire, S Mary | 1 | 1967 | Cast iron | Mears & Stainbank | 8.3.C.e | |
| 4492 | Houghton, Hampshire, All Saints | 2 | c1599 | Timber | | | 3.1 |
| 4493 | Houghton, Hampshire, All Saints | 1 | 2016 | Steel | Matthew Higby & Co | | |
| 4494 | Houghton, Hampshire, All Saints | 1.1 | 2016 | Steel | Matthew Higby & Co | | 4.1 |
| 4495 | Houghton, West Sussex, S Nicholas | 1 | c1857 | Stone | Gordon M Hills | 9.A | 1 |
| 4496 | Houghton Conquest, Bedfordshire, All Saints | 1 | 1614 | Oak | | 5.H & 6.H | 6.1 |
| 4497 | Houghton le Spring, Tyne and Wear, S Michael & All Angels | 1 | 1928 | Cast iron | Gillett & Johnston | 8.3.C.e | 8.3 |
| 4498 | Houghton Regis, Bedfordshire, All Saints | 1 | 1816 | Oak | John Briant | 6.A | 6.1 |
| 4499 | Houghton St Giles, Norfolk, S Giles | 1 | c1879 | Oak | | | 3.1 |
| 4500 | Hound, Hampshire, S Mary V | 1 | c1699 | Oak | | | 4 |