| # | Tower | No | Year | Materials | Maker | Trusses | Layout |
|---|
| 6501 | Oxford, Oxfordshire, S John Evan | 9 | | Stone | | 9.A | 1 |
| 6502 | Oxford, Oxfordshire, S John Evan | 1 | 1932 | Cast iron | John Taylor & Co | 8.3.A.h | 1 |
| 6503 | Oxford, Oxfordshire, S Mary V | 2 | | | | | |
| 6504 | Oxford, Oxfordshire, S Mary V | 1 | 1894 | Cast iron & oak | John Taylor & Co | 7.A.b | 6.1 |
| 6505 | Oxford, Oxfordshire, S Thomas M | 1 | | | | | |
| 6506 | Oxhey, Hertfordshire, S Matthew | 2 | | Timber | | | |
| 6507 | Oxhey, Hertfordshire, S Matthew | 1 | | Timber | | | |
| 6508 | Oxhill, Warwickshire, S Lawrence | 8 | 1878 | Cast iron | Thomas Mallaby | 9.F | |
| 6509 | Oxhill, Warwickshire, S Lawrence | 1 | 1878 | Timber | Thomas Mallaby | 6.A | 5.X14 |
| 6510 | Oxted, Surrey, S Mary | 1 | 1923 | | Mears & Stainbank | | |
| 6511 | Oxton, Merseyside, S Saviour | 1 | 1895 | Metal | John Taylor & Co | | |
| 6512 | Oxton, Nottinghamshire, S Peter & S Paul | 1 | 1986 | Steel | | 8.1.F.e | 6.5 |
| 6513 | Packington, Leicestershire, Holy Rood | 1 | 1954 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 6514 | Packwood, Warwickshire, S Giles | 2 | 1957 | Cast iron | John Taylor & Co | | 3 |
| 6515 | Packwood, Warwickshire, S Giles | 1 | 1957 | Cast iron | John Taylor & Co | | 5 |
| 6516 | Padbury, Buckinghamshire, S Mary V | 1 | 1962 | Cast iron | Whites of Appleton | 8.3.A.h | 6.1 |
| 6517 | Paddington, Greater London, S Stephen, Westbourne Park | 1 | | Timber | | 6.A | 1 |
| 6518 | Padstow, Cornwall, S Petroc | 1 | 1922 | Metal | William Aggett and Sons | | |
| 6519 | Padworth, Berkshire, S John Bapt | 1 | 1890 | Oak | Mears & Stainbank | | |
| 6520 | Pagham, West Sussex, S Thomas a Becket | 1 | | Cast iron | | | |
| 6521 | Paglesham, Essex, S Peter | 1 | | Timber | | 6.A | 4.2 |
| 6522 | Paignton, Devon, S John Bapt | 2 | 1902 | Oak | | 6.A | |
| 6523 | Paignton, Devon, S John Bapt | 1 | 1871 | Oak | Thomas I Hooper | 6.A | |
| 6524 | Painswick, Gloucestershire, S Mary V | 2A | 1986 | Steel | Whitechapel Bell Foundry | 8.3.A.h | 1 |
| 6525 | Painswick, Gloucestershire, S Mary V | 2B | 1993 | Steel | Whitechapel Bell Foundry | 8.3.A.h | 1 |
| 6526 | Painswick, Gloucestershire, S Mary V | 1 | 1899 | Cast iron | John Taylor & Co | 8.3.C.e | 12.X |
| 6527 | Pakefield, Suffolk, All Saints & S Margaret | 1 | 1952 | | John Taylor & Co | | |
| 6528 | Pakenham, Suffolk, S Mary | 1 | c1400 | Oak | | 5.R | 5.1 ➔ 6.X |
| 6529 | Pakenham, Suffolk, S Mary | 1.1 | 1999 | Steel | Whites of Appleton | 8.3.A | 1 |
| 6530 | Palgrave, Suffolk, S Peter | 1 | 1908 | Oak | George Day & Sons | 6.D | 8.3 |
| 6531 | Pamber, Hampshire, S Mary & S John Bapt | 1 | c1851 | Timber | | | |
| 6532 | Pampisford, Cambridgeshire, S John Bapt | 1 | 1977 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 6533 | Pancrasweek, Devon, S Pancras | 1 | 1909 | Oak | Harry Stokes | | |
| 6534 | Panfield, Essex, S Mary V | 1 | 1959 | Gurjun | Mears & Stainbank | 6.A | 3.3 |
| 6535 | Pangbourne, Berkshire, S James Less | 1 | 1720 | Oak | John and Richard Williams | | 6 D |
| 6536 | Pannal, North Yorkshire, S Robert of Knaresborough | 1 | | Timber | | | |
| 6537 | Papplewick, Nottinghamshire, S James | 2 | 1996 | Cast iron | Eayre & Smith | | |
| 6538 | Papplewick, Nottinghamshire, S James | 1 | 1996 | Cast iron | Eayre & Smith | | |
| 6539 | Parbold, Lancashire, Christ Church, Douglas | 1 | 1908 | Cast iron | John Taylor & Co | 8.3.A.h | 8 |
| 6540 | Parham, Suffolk, S Mary V | 2 | 2006 | Steel | Hayward Mills Associates | 8.1.B.a | |
| 6541 | Parham, Suffolk, S Mary V | 1 | c1499 | Oak | | 10 | 4.1 |
| 6542 | Parkham, Devon, S James | 1 | 1953 | Cast iron | John Taylor & Co | 8.3.A.h | 6.1 |
| 6543 | Parracombe, Devon, Christ Church | 1 | | Oak | | | |
| 6544 | Parramatta, New South Wales, Australia, Cath Ch of S Patrick (RC) | 9 | c2003 | Steel | Local labour/guild/assn | | |
| 6545 | Parramatta, New South Wales, Australia, Cath Ch of S Patrick (RC) | 2 | 2020 | Steel | Local labour/guild/assn | 8.1.B.a | 4.X13 |
| 6546 | Parramatta, New South Wales, Australia, Cath Ch of S Patrick (RC) | 1 | 2020 | Steel | Local labour/guild/assn | 8.1.B.a | 4.X13 |
| 6547 | Parramatta, New South Wales, Australia, All Saints | 1 | 1974 | | Whitechapel Bell Foundry | | |
| 6548 | Parson Drove, Cambridgeshire, S John Bapt | 1 | c1499 | Oak | | 5.M | 3.1 |
| 6549 | Partney, Lincolnshire, S Nicholas | 1 | | Timber | | | |
| 6550 | Passenham, Northamptonshire, S Guthlac | 1 | c1699 | Timber | | | |