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# | Tower | Bell | Weight | Note | Diameter | Cast | Founder |
| 1 | Abenhall, Gloucestershire, S Michael | 2 of 3 | 6 cwt | B♭ | 31.75″ | 1654 | John I Pennington ('IP') |
| 2 | Alveston, Gloucestershire, S Helen | 3 of 6 | 4½ cwt | B | 29.00″ | 1635† | ? John I Pennington ('IP') |
| 3 | Badgeworth, Gloucestershire, Holy Trinity | 2 of 6 | 5¾ cwt | C | 31.75″ | 1635 | John I Pennington ('IP') |
| 4 | Badgeworth, Gloucestershire, Holy Trinity | 4 of 6 | 7½ cwt | A | 35.00″ | 1634 | John I Pennington ('IP') |
| 5 | Charlton Kings, Gloucestershire, S Mary | 6 of 8 | 9–2–6 | G | 39.00″ | 1630 | John I Pennington ('IP') |
| 6 | Dingestow, Monmouthshire, Wales, S Dingad | 3 of 6 | 4–1–7 | B | 30.00″ | 1656 | John I Pennington ('IP') |
| 7 | Dingestow, Monmouthshire, Wales, S Dingad | 6 of 6 | 8–0–9 | F♯ | 38.75″ | 1656 | John I Pennington ('IP') |
| 8 | Gloucester, Gloucestershire, Cath Ch of Holy & Indivisible Trinity | 11 of 12 | 18–1–6 | F | 48.00″ | 1626† | John I Pennington ('IP') |
| 9 | Great Witcombe, Gloucestershire, S Mary | 6 of 6 | 6–2–20 | A | 34.63″ | 1630 | John I Pennington ('IP') |
| 10 | Hartpury, Gloucestershire, S Mary V | 7 of 8 | 11–3–0 | F | 43.10″ | 1626† | John I Pennington ('IP') |
| 11 | Hartpury, Gloucestershire, S Mary V | 8 of 8 | 13–2–16 | E♭ | 45.90″ | 1628† | John I Pennington ('IP') |
| 12 | Hartpury, Gloucestershire, S Mary V | ex3 of display bells | 6–3–3 | A♭ | 36.00″ | 1626† | John I Pennington ('IP') |
| 13 | Hawling, Gloucestershire, S Edward | 3 of chime | 6½ cwt | | 33.00″ | c1626 | ? John I Pennington ('IP') |
| 14 | Henllys, Torfaen, Wales, S Peter | 3 of 3 | 5¾ cwt | B♭ | 30.00″ | 1656 | John I Pennington ('IP') |
| 15 | Hewelsfield, Gloucestershire, S Mary Magd | 3 of 6 | 4–1–2 | D♭ | 28.38″ | 1634 | John I Pennington ('IP') |
| 16 | Leigh, The, Gloucestershire, S Catherine | 5 of 6 | 12 cwt | F♯ | 42.00″ | 1628 | John I Pennington ('IP') |
| 17 | Llanelly, Monmouthshire, Wales, S Elli | 4 of 6 | 6 cwt | B | 32.00″ | 1626 | John I Pennington ('IP') |
| 18 | Llanelly, Monmouthshire, Wales, S Elli | 5 of 6 | 7½ cwt | A | 36.00″ | 1626 | John I Pennington ('IP') |
| 19 | Llantilio Pertholey, Monmouthshire, Wales, S Teilo | Compline | 5–0–4 | B | 31.50″ | 1665 | John I Pennington ('IP') |
| 20 | Llanwarne, Herefordshire, Ruined ch of S John Bapt | 4 of chime | 8–3–1 | G | 37.25″ | 1637 | John I Pennington ('IP') |
| 21 | Mitchel Troy, Monmouthshire, Wales, S Michael | 2 of 3 | 3½ cwt | D | 27.50″ | 1656 | John I Pennington ('IP') |
| 22 | Newent, Gloucestershire, S Mary V | 4 of 8 | 7–0–22 | B♭ | 34.75″ | 1654 | John I Pennington ('IP') |
| 23 | Newent, Gloucestershire, S Mary V | 5 of 8 | 8–1–8 | A♭ | 36.75″ | 1638 | John I Pennington ('IP') |
| 24 | Newland, Gloucestershire, All Saints | 2 of 6 | 7–2–15 | B | 33.50″ | 1660† | John I Pennington ('IP') |
| 25 | Orcop, Herefordshire, S John Bapt | 2 of 5 | 4 cwt | D | 26.75″ | 1663† | John I Pennington ('IP') |
| 26 | Orcop, Herefordshire, S John Bapt | 4 of 5 | 5¼ cwt | B | 31.50″ | 1663† | John I Pennington ('IP') |
| 27 | Panteg, Torfaen, Wales, S Mary | 1 of 3 | 3½ cwt | D♯ | 25.00″ | 1661 | John I Pennington ('IP') |
| 28 | Panteg, Torfaen, Wales, S Mary | 3 of 3 | 5 cwt | B | 29.25″ | 1661 | John I Pennington ('IP') |
| 29 | Pencoyd, Herefordshire, S Denys | 3 of 3 | 5¾ cwt | B♭ | 31.00″ | 1664 | John I Pennington ('IP') |
| 30 | Penrhos, Monmouthshire, Wales, S Cadoc | 2 of 4 | 4–1–15 | C♯ | 30.50″ | 1623 | John I Pennington ('IP') |
| 31 | Peterstow, Herefordshire, S Peter | 3 of chime | | | | 1656 | John I Pennington ('IP') |
| 32 | Rockfield, Monmouthshire, Wales, S Cenedlon | 1 of 3 | 4 cwt | E♭ | 26.50″ | 1655 | John I Pennington ('IP') |
| 33 | Rockfield, Monmouthshire, Wales, S Cenedlon | 2 of 3 | 5½ cwt | D♭ | 29.50″ | 1655 | John I Pennington ('IP') |
| 34 | Sevenhampton, Gloucestershire, S Andrew | 1 of 3 | 5 cwt | C | 30.25″ | 1650 | John I Pennington ('IP') |
| 35 | Standish, Gloucestershire, S Nicholas | 4 of 6 | 7–1–1 | A♯ | 34.75″ | 1651 | ? John I Pennington ('IP') |
| 36 | Tibberton, Gloucestershire, Holy Trinity | 4 of 5 | 5–0–14 | C | 31.25″ | 1631 | John I Pennington ('IP') |
| 37 | Tregaer, Monmouthshire, Wales, S Mary | 5 of 5 | 8¾ cwt | A♭ | 37.13″ | 1659 | John I Pennington ('IP') |
| 38 | Trellech, Monmouthshire, Wales, S Nicholas | 6 of 6 | 7–1–8 | A | 34.75″ | 1642 | John I Pennington ('IP') |
| 39 | Woolaston, Gloucestershire, S Andrew | 4 of 5 | 5¾ cwt | B | 31.75″ | 1633 | John I Pennington ('IP') |
| 40 | Woolhope, Herefordshire, S George | 3 of 6 | 6½ cwt | B♭ | 34.50″ | 1649† | John I Pennington ('IP') |
| 41 | Woolhope, Herefordshire, S George | 5 of 6 | 9¼ cwt | G | 40.00″ | 1662 | John I Pennington ('IP') |