| Newton (1885 - 1983) |
Full name (in Craig 2,3,4) Lancashire, Newton |
| Norfolk Eastern (1885 - 1950) |
Constituency of same name also existed 1832-1868. |
| Norfolk Mid (1885 - 1918) |
Constituency of same name reformed 1983. |
| Norfolk North Western (1885 - 1918) |
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| Norfolk South Western (1885 - 1950) |
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| Normanton (1885 - 2010) |
Full name (in Craig 2,3,4) Yorkshire (West Riding), Normanton |
| Northamptonshire Eastern (1885 - 1918) |
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| Northamptonshire Mid (1885 - 1918) |
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| North Lonsdale (1885 - 1918) |
Full name (in Craig 2) Lancashire, North Lonsdale |
| Northwich (1885 - 1983) |
Full name (in Craig 2,3,4) Cheshire, Northwich |
| Nottingham East (1885 - 1955) |
Constituency of same name reformed 1974ยน. |
| Nottingham South (1885 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). Constituency of same name reformed 1983. |
| Nottingham West (1885 - 1950) |
Constituency of same name also existed 1955-1983 |
| Nuneaton (1885) |
Full name (in Craig 2,3,4) Warwickshire, Nuneaton |
| Ormskirk (1885 - 1983) |
Full name (in Craig 2,3,4) Lancashire, Ormskirk |
| Osgoldcross (1885 - 1918) |
Full name (in Craig 2) Yorkshire (West Riding), Osgoldcross |
| Oswestry (1885 - 1983) |
Full name (in Craig 2,3,4) Shropshire, Oswestry |
| Otley (1885 - 1918) |
Full name (in Craig 2) Yorkshire (West Riding), Otley |
| Paddington North (1885 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Paddington South (1885 - 1974) |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Partick (1885 - 1918) |
Full name (in Craig 2) Lanarkshire, Partick |
| Pembroke and Haverfordwest District of Boroughs (1885 - 1918) |
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| Penrith (1885 - 1918) |
Full name (in Craig 2) Cumberland, Penrith |
| Perthshire Eastern (1885 - 1918) |
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| Perthshire Western (1885 - 1918) |
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