Football League Third Division 1965/66
| Pos | Club | Pld | W | D | L | F | A | GA | Pts | Notes |
| 1st | Hull City | 46 | 31 | 7 | 8 | 109 | 62 | 1.758 | 69 | ▲Champions |
| 2nd | Millwall | 46 | 27 | 11 | 8 | 76 | 43 | 1.767 | 65 | ▲Runners Up |
| 3rd | Queens Park Rangers | 46 | 24 | 9 | 13 | 95 | 65 | 1.462 | 57 | - |
| 4th | Scunthorpe United | 46 | 21 | 11 | 14 | 80 | 67 | 1.194 | 53 | - |
| 5th | Workington | 46 | 19 | 14 | 13 | 67 | 57 | 1.175 | 52 | - |
| 6th | Gillingham | 46 | 22 | 8 | 16 | 62 | 54 | 1.148 | 52 | - |
| 7th | Swindon Town | 46 | 19 | 13 | 14 | 74 | 48 | 1.542 | 51 | - |
| 8th | Reading | 46 | 19 | 13 | 14 | 70 | 63 | 1.111 | 51 | - |
| 9th | Walsall | 46 | 20 | 10 | 16 | 77 | 64 | 1.203 | 50 | - |
| 10th | Shrewsbury Town | 46 | 19 | 11 | 16 | 73 | 64 | 1.141 | 49 | - |
| 11th | Grimsby Town | 46 | 17 | 13 | 16 | 68 | 62 | 1.097 | 47 | - |
| 12th | Watford | 46 | 17 | 13 | 16 | 55 | 51 | 1.078 | 47 | - |
| 13th | Peterborough United | 46 | 17 | 12 | 17 | 80 | 66 | 1.212 | 46 | - |
| 14th | Oxford United | 46 | 19 | 8 | 19 | 70 | 74 | 0.946 | 46 | - |
| 15th | Brighton & Hove Albion | 46 | 16 | 11 | 19 | 67 | 65 | 1.031 | 43 | - |
| 16th | Bristol Rovers | 46 | 14 | 14 | 18 | 64 | 64 | 1.000 | 42 | - |
| 17th | Swansea Town | 46 | 15 | 11 | 20 | 81 | 96 | 0.844 | 41 | ♦ECWC |
| 18th | Bournemouth & Boscambe Athletic | 46 | 13 | 12 | 21 | 38 | 56 | 0.679 | 38 | - |
| 19th | Mansfield Town | 46 | 15 | 8 | 23 | 59 | 89 | 0.663 | 38 | - |
| 20th | Oldham Athletic | 46 | 12 | 13 | 21 | 55 | 81 | 0.679 | 37 | - |
| 21st | Southend United | 46 | 16 | 4 | 26 | 54 | 83 | 0.651 | 36 | ▼Relegated |
| 22nd | Exeter City | 46 | 12 | 11 | 23 | 53 | 79 | 0.671 | 35 | ▼Relegated |
| 23rd | Brentford | 46 | 10 | 12 | 24 | 48 | 69 | 0.696 | 32 | ▼Relegated |
| 24th | York City | 46 | 9 | 9 | 28 | 53 | 106 | 0.500 | 27 | ▼Relegated |
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End of Season Notes |
| ▼Middlesbrough were Relegated from the Football League Second Division |
| ▼Leyton Orient were Relegated from the Football League Second Division |
| ▲Hull City were Promoted to the Football League Second Division |
| ▲Milllwall were Promoted to the Football League Second Division |
| ▼Southend United were Relegated to the Football League Fourth Division |
| ▼Exeter City were Relegated to the Football League Fourth Division |
| ▼Brentford were Relegated to the Football League Fourth Division |
| ▼York City were Relegated to the Football League Fourth Division |
| ▲Doncaster Rovers were Promoted from the Football League Fourth Division |
| ▲Darlington were Promoted from the Football League Fourth Division |
| ▲Torquay United were Promoted from the Football League Fourth Division |
| ▲Colchester United were Promoted from the Football League Fourth Division |