|
# | Tower | Bell | Weight | Note | Diameter | Cast | Founder |
| 41501 | Oldbury on Severn, Gloucestershire, S Arilda | 1 of 1 | 5½ cwt | D | 31.00″ | 1899 | Llewellins & James |
| 41502 | Oldbury on the Hill, Gloucestershire, S Arild | 1 of 1 | 5½ cwt | B | 31.50″ | c1499 | Bristol foundry |
| 41503 | Oldcotes, Nottinghamshire, S Mark | 1 of chime | | | 12.00″ | c1900 | Unidentified (blank) |
| 41504 | Oldham, Greater Manchester, S Barnabas | 1 of chime | | | 18.00″ | | Unidentified (blank) |
| 41505 | Oldham, Greater Manchester, S James | 1 of chime | 2–3–25 | F♯ | 24.25″ | 1930 | Gillett & Johnston |
| 41506 | Oldham, Greater Manchester, S John Bapt, Hey | 1 of chime | | F | | 1912 | John Taylor & Co |
| 41507 | Oldham, Greater Manchester, S Mary | 1 of 12 | 6–2–14 | A♭ | 27.50″ | 1922 | John Taylor & Co |
| 41508 | Oldham, Greater Manchester, S Mary | 2 of 12 | 6–3–9 | G♭ | 28.50″ | 1922 | John Taylor & Co |
| 41509 | Oldham, Greater Manchester, S Mary | 3 of 12 | 6–0–23 | F | 29.00″ | 1922 | John Taylor & Co |
| 41510 | Oldham, Greater Manchester, S Mary | 4 of 12 | 6–1–20 | E♭ | 30.38″ | 1922 | John Taylor & Co |
| 41511 | Oldham, Greater Manchester, S Mary | 5 of 12 | 7–1–27 | D♭ | 32.63″ | 1922 | John Taylor & Co |
| 41512 | Oldham, Greater Manchester, S Mary | 6 of 12 | 7–3–1 | C | 33.38″ | 1922 | John Taylor & Co |
| 41513 | Oldham, Greater Manchester, S Mary | 7 of 12 | 9–2–2 | B♭ | 36.13″ | 1922 | John Taylor & Co |
| 41514 | Oldham, Greater Manchester, S Mary | 8 of 12 | 10–3–26 | A♭ | 38.75″ | 1922 | John Taylor & Co |
| 41515 | Oldham, Greater Manchester, S Mary | 9 of 12 | 15–0–0 | G♭ | 43.50″ | 1922 | John Taylor & Co |
| 41516 | Oldham, Greater Manchester, S Mary | 10 of 12 | 18–2–14 | F | 46.25″ | 1922 | John Taylor & Co |
| 41517 | Oldham, Greater Manchester, S Mary | 11 of 12 | 24–2–24 | E♭ | 51.38″ | 1922 | John Taylor & Co |
| 41518 | Oldham, Greater Manchester, S Mary | 12 of 12 | 35–0–4 | D♭ | 57.63″ | 1922 | John Taylor & Co |
| 41519 | Oldham, Greater Manchester, S Mary | 6b of 12 | 8–2–21 | C♭ | 35.00″ | 1978 | John Taylor & Co (Bellfounders) Ltd |
| 41520 | Oldham, Greater Manchester, S Mary | Disused | 5¼ cwt | | 31.25″ | 1722 | Abraham II Rudhall |
| 41521 | Oldham, Greater Manchester, S Stephen & All Martyrs | 1 of chime | | | 14.00″ | | Brassfoundry |
| 41522 | Oldham, Greater Manchester, S Thomas, Moorside | 1 of 8 | 4–2–0 | F♯ | 26.75″ | 1968 | Mears & Stainbank |
| 41523 | Oldham, Greater Manchester, S Thomas, Moorside | 2 of 8 | 4–3–1 | E♯ | 27.75″ | 1968 | Mears & Stainbank |
| 41524 | Oldham, Greater Manchester, S Thomas, Moorside | 3 of 8 | 5–0–25 | D♯ | 30.00″ | 1873 | Mears & Stainbank |
| 41525 | Oldham, Greater Manchester, S Thomas, Moorside | 4 of 8 | 6–0–10 | C♯ | 32.00″ | 1873 | Mears & Stainbank |
| 41526 | Oldham, Greater Manchester, S Thomas, Moorside | 5 of 8 | 6–2–2 | B | 34.00″ | 1873 | Mears & Stainbank |
| 41527 | Oldham, Greater Manchester, S Thomas, Moorside | 6 of 8 | 8–0–14 | A♯ | 35.50″ | 1968 | Mears & Stainbank |
| 41528 | Oldham, Greater Manchester, S Thomas, Moorside | 7 of 8 | 9–1–9 | G♯ | 38.50″ | 1968 | Mears & Stainbank |
| 41529 | Oldham, Greater Manchester, S Thomas, Moorside | 8 of 8 | 11–1–12 | F♯ | 42.00″ | 1873 | Mears & Stainbank |
| 41530 | Oldhurst, Cambridgeshire, S Peter | 1 of chime | 2–0–8 | | 22.75″ | 1630 | James Keene |
| 41531 | Oldhurst, Cambridgeshire, S Peter | 2 of chime | 2–1–11 | | 23.63″ | 1705 | Thomas Newman |
| 41532 | Oldland, Gloucestershire, S Anne | 1 of chime | 2 cwt | | 20.00″ | 1829 | Thomas II Mears |
| 41533 | Oldridge, Devon, S Thomas | 1 of chime | | | 21.00″ | 1801 | Thomas (Castleman) III Bilbie |
| 41534 | Oliver's Battery, Hampshire, S Mark | 1 of chime | | | | 1713 | William and Robert Cor |
| 41535 | Ollerton, Nottinghamshire, S Giles | 1 of hemispherical chime | 0–3–6 | B | | c1879 | Mears & Stainbank |
| 41536 | Ollerton, Nottinghamshire, S Giles | 2 of hemispherical chime | 0–3–15 | A | | c1879 | Mears & Stainbank |
| 41537 | Ollerton, Nottinghamshire, S Giles | 3 of hemispherical chime | 0–3–25 | G | | c1879 | Mears & Stainbank |
| 41538 | Ollerton, Nottinghamshire, S Giles | 4 of hemispherical chime | 1–0–20 | F♯ | | c1879 | Mears & Stainbank |
| 41539 | Ollerton, Nottinghamshire, S Giles | 5 of hemispherical chime | 1–1–22 | E | | c1879 | Mears & Stainbank |
| 41540 | Ollerton, Nottinghamshire, S Giles | 6 of hemispherical chime | 1–3–2 | D | | c1879 | Mears & Stainbank |
| 41541 | Ollerton, Nottinghamshire, S Giles | 1 of 1 | 13–1–16 | | | 1780† | Thomas II Hedderly |
| 41542 | Ollerton, Nottinghamshire, S Paulinus | 1 of chime | 3–0–23 | F | 24.50″ | [from 1831] | John Taylor & Co |
| 41543 | Olney, Buckinghamshire, S Peter & S Paul | 1 of 10 | 6–1–7 | F♯ | 29.25″ | 2008 | Whitechapel Bell Foundry |
| 41544 | Olney, Buckinghamshire, S Peter & S Paul | 2 of 10 | 6–2–23 | E | 30.50″ | 2008 | Whitechapel Bell Foundry |
| 41545 | Olney, Buckinghamshire, S Peter & S Paul | 3 of 10 | 6–2–12 | D | 31.88″ | 1903 | Alfred Bowell |
| 41546 | Olney, Buckinghamshire, S Peter & S Paul | 4 of 10 | 6–2–27 | C♯ | 32.63″ | 1903 | Alfred Bowell |
| 41547 | Olney, Buckinghamshire, S Peter & S Paul | 5 of 10 | 7–2–27 | B | 34.38″ | 1682 | Henry I Bagley |
| 41548 | Olney, Buckinghamshire, S Peter & S Paul | 6 of 10 | 7–2–17 | A | 35.13″ | 1599† | Newcombe (generic) |
| 41549 | Olney, Buckinghamshire, S Peter & S Paul | 7 of 10 | 10–1–7 | G | 39.75″ | 1699 | Henry II Bagley |
| 41550 | Olney, Buckinghamshire, S Peter & S Paul | 8 of 10 | 13–2–19 | F♯ | 43.63″ | 1631 | Robert Atton |