Name	Parish	From	To	Comments
Nab End	Boothtown, Halifax	1855	1860	On 1st edition O.S. 1/10560 sheet.
Nab End	Brighouse	1898	1902	Collins & Morris
Nab End	Brighouse	1898	1905	Sunderland & Mellors; H. Mellors & Sons 1902 onwards
Nab Lane (Moor)	Rotherham	1916	1918
Near Hill	Barnsley	1922	1922	Abandoned December 1922.
Near Low Park	Birstall, Dewsbury	1873	1875	Sinking from 1873 to 1875.
Needle Eye	Denby Grange, Wakefield	1868	1872
Needless Hall	Lane Head, Brighouse	1897	1901	Cookson & Ellis; J. Cookson (1901)
Needlewood	Keresforth	1919	1924
Needlewood No.2	Dodworth, Barnsley	1924	1934	Discontinued December 1932 and abandoned January 1934
Netherfield	Rawmarsh, Rotherham	1874	1884	Sinking from 1874 to 1876.
Netherton (a)	Netherton, Wakefield	1876	1923	Included British Oak from 1918 to 1923.
Netherton (b)	Drighlington, Leeds	1917	1923	See Gildersome. Abandoned 16/05/1925.
Netherton No.2	Drighlington, Leeds	1924	1925	Abandoned 14/09/1925.
Netherton Opencast	Drighlington, Leeds	1961	1964
Nethertown	Drighlington, Leeds	1855	1914	Not listed from 1873 to 1891. Abandoned July 1914.
Nethertown (a)	Drighlington, Leeds	1873	1883	Sinking from 1873 to 1891.
Nethertown (b)	Drighlington, Leeds	1873	1877	Sinking from 1873 to 1878.
Neville Hill	Osmondthorpe, Leeds	1854	1884	On 1st edition O.S. 1/10560 sheet.
New Bank (a)	Halifax	1878	1884
New Bank (b)	Halifax	1878	1884
New Brampton	Rotherham	1891	1902	not working in 1902.
New Carlton	Flockton Moor, Wakefield	1914	1915
New Crown Point	Drighlington, Leeds	1873	1877	Sinking from 1873 to 1877.
New Dale	Rawmarsh	1901	1901	Abandoned
New Farm	Southowram, Halifax	1923	1927	S. Marshall & Sons. Not worked in 1923. Abandoned 1927.
New Gawber Hall	Barnsley	1854	1861	Sunk prior to 1869 - also called Smithy Bridge
New Ground	Huddersfield	1861	1910	Standing 1905 to 1909 and abandoned in 1910. There was a Copperas House nearby.
New Hall	Middleton, Leeds	1855	1872
New Hall (a)	Middleton, Leeds	1869	1903	Abandoned in 1903.
New Hall (b)	Elland, Halifax	1878	1945	Discontinued September 1943. Fireclay, Halifax 36 Yard Band, abandoned 27/04/1945, plan 14006.
New Hall Quarry	Elland, Halifax	1949	1951
New Holland	Wilsden, Bradford	1921	1926	Abandoned 03/09/1926.
New Ingleton	Ingleton, Settle	1912	1936	Sinking began in 1912 (the shafts were completed in 1914) by the New Ingleton Colliery Company Ltd. (W.C. Blackett; Charlsaw & Sacriston Colliery Co. Ltd - Sacriston, Co. Durham). Discontinued March 1936. Abandoned on 16/08/1940.
New Inn	Clayton West, Huddersfield	1914	1927	Abandoned 18/03/1927.
New Lane	Drighlington, Leeds	1873	1877	Sinking from 1873 to 1877.
New Lane	Gildersome, Leeds	1932	1935	J. Lloyd liquidator. Abandoned May 1935
New Mills	Huddersfield	1854	1854
New Monckton No.4	South Hiendley	1970	1988
New Monckton No.5	Notton, Barnsley	1948	1951	No.5 Shaft
New Monckton Nos.1 & 2	Royston	1848	1966	Sinking as Monckton from 1875 to 1878 and became New Monckton in 1901. Closed 03/12/1966.
New Monckton Nos.1 & 6	Royston	1954	1966	Nos 1 & 2 were sunk in 1875. No.3 was sunk in 1915 about 1.5 miles to the NE of Nos.1 & 2. No.4 was sunk next to No.3 in 1924. No.5 was sunk in 1927 about 1.5 miles NW of No.1 and was redundant in 1954. No.6 Shaft was being sunk in 1954.
New Monckton Nos.3 & 4	South Hiendley	1948	1966	Called Monckton Main Nos.3 & 4 before 1948. No.3 Shaft was sunk from 1913 to 1915. No.4 was sinking from 1923 to 1924. Closed on 03/12/1966. No.4 Shaft was a Pumping Station from 1970 to 1988.
New Mytholme	Hipperhome, Bradford	1903	1962	Fireclay, 36 Yard Band, abandoned 12/07/1962, plan 15207.
New Oaks	Stairfoot	1903	1909	Sinking from July 1867 to July 1870 and abandoned in 1909.
New Oaks	Barnsley	1845	1909	Shown on 1st edition OS 1/10560 sheet as 'Oaks', but called 'Barnsley Main' on the 1904 OS map. Abandoned in 1909. NB The Old Oaks Colliery also became Barnsley Main at a later date (c1900?).
New Peace	Huddersfield	1910	1923	Included Fieldhouse from 1913 to 1924. Abandoned 29/01/1924.
New Plumbley	Plumbley, Sheffield	1952	1966
New Road	Northowram, Halifax	1897	1906	Saville Holmes
New Road	Liversedge, Dewsbury	1861	1867
New Road	Thornton, Bradford	1912	1923	Reopening old shaft
New Royd Head	Saddleworth	1856	1860
New Sharlston	Normanton	1865	1877	See Sharlston. Sunk to Haigh Moor in 1865 and the Silkstone in 1898.
New Silkstone	Cawthorne	1935	1968	Discontinued June 1936. Includes New Silkstone Opencast from 1949 to 1950.
New Sovereign	Dodworth, Barnsley	1901	1908	Sunk 1862. Standing 1903 to 1908. Clarke’s Old Silkstone Collieries.
New Speedwell	Staincross	1923	1933	Discontinued January 1933
New Speedwell, No.2	Emley, Wakefield	1911	1935	Standing in 1911. Discontinued 05/11/1927. Standing 1928 to 1935. Abandoned November 1935
New Stubbin	Rawmarsh, Rotherham	1913	1978	Sinking 1913 to 1920. Closed 06/07/1978.
New Thornton	Thornton, Bradford	1898	1903
New Victoria	Wakefield	1855	1860
New Winning	Sheffield	1864	1887
New Winning	Ingleton, Settle	1831	1857	Sunk by Joseph Hunter and reached the Four Foot Coal (at 80 yds) in January 1831 and the Six Foot Coal in June 1834. It became part of the (later) Wilson Wood Colliery and closed in 1857 - abandonment plan No.2132.
Newbiggin	Tankersley, Sheffield	1918	1920
Newbiggin	Tankersley, Sheffield	1888	1894
Newbiggin	New Mill, Huddersfield	1922	1922
Newfield	Ingleton, Settle	1871	1876	Sinking in 1871 and 1872. Four Foot Coal at 82 feet and Six Foot Coal at 156 feet.
Newhill	Wath upon Dearne	1873	1886
Newman Road	Sheffield	1912	1912	May be Newman Silkstone
Newman Silkstone	Sheffield	1911	1911
Newmarket	Adwalton, Leeds	1854	1887
Newmarket (a)	Bradford	1854	1854
Newmarket (b)	Birkenshaw, Bradford	1873	1920	Sinking from 1873 to 1876. Discontinued c1918. Abandoned in 1920
Newmarket (c)	Stanley, Wakefield	1854	1897
Newmarket Silkstone	Stanley, Wakefield	1836	1983	On 1st edition O.S. 1/10560 sheet. Called Clive Pit. Sunk Sunk between 1836 and 1837. Closed on 30/09/1983.
Newmarket, Nelson Pit	Stanley, Wakefield	1896	1897
Newmarket, Spencer Pit	Stanley, Wakefield	1888	1913
Newmarket, Swithens	Rothwell, Leeds	1902	1921	Abandoned March 1921.
Newmillerdam	Newmillerdam, Wakefield	1929	1982	Began as Nineveh Colliery and closed in March (or December?) 1982.
Newton	Wakefield	1854	1860
Newton Lane	Stanley, Wakefield	1888	1897
Newton Main	Pontefract	1861	1879
Ninevah	Crigglestone, Wakefield	1921	1929	Discontinued March 1928 and abandoned February 1929. Became Newmillerdam Colliery.
Norcliffe	Southowram, Halifax	1924	1925
Norcliffe Lane	Southowram, Halifax	1924	1926	A. Binns
Norfolk	Chapeltown	1880	1901
Norfolk & Smithy Wood	Thorncliffe, Sheffield	1902	1931	Continues as Smithy Wood from 1932 to 1973.
Norr Hill	Wilsden, Bradford	1841	1869	Pre 1841
Norristhorpe	Liversdge, Dewsbury	1892	1892
North Bierley (a)	Bradford	1854	1880
North Bierley (b)	Bradford	1854	1880
North Cliffe	Shipley, Bradford	1854	1877
North Gawber	Mapplewell	1854	1987	Sinking 1850 to 1852 and closed in December 198). Darton merged with North Gawber in 1948 and the Darton Section closed in August 1948. One of the two surface drifts driven in 1960 was extended and by 1984 was bringing all output to the surface.
North Selby	Escrick, Selby	1979	1997	Merged with Stillingfleet and closed in July 1997.
North Staveley	Aston, Sheffield	1870	1905	Sunk in 1864. May have become Aston
North Wing	Bradford	1855	1860
North Wood	Tong, Bradford	1918	1925	Discontinued. Abandoned 1925. Receiver = J. Barker, Dudley Hill.
Northfield	Kirkburton, Huddersfield	1920	1921	Abandoned October 14th 1921.
Northfield	Ossett, Wakefield	1896	1917	Abandoned 1917.
Northorpe	Mirfield, Dewsbury	1854	1875
Nortonthorpe	Clayton West, Huddersfield	1888	1913	Abandoned October 1913
Nortonthorpe	Scissett	1888	1913	Abandoned October 1913.
Norwood	Norwood, Bradford	1865	1943	Sunk to Top Hard in 1865 and to the Deep Soft in 1916.
Norwood Green	Norwood Green, Bradford	1929	1959	Sinking in 1873. Closed April 1959. The shaft at this mine, which also had a drift, was earlier called Flathers Pit. There is a picture of making the new drift into Norwood Green c1929 – in the Telegraph & Argus 05/10/1987.
Norwood Green	Norwood Green, Bradford	1855	1869	120 ft to Black Bed.
Norwood Green	Norwood Green, Bradford	1873	1880	Sinking from 1873 to 1876.
Nostell	Nostell, Wakefield	1854	1987	According to the NCB Statistics Department the mine was sunk in 1860. Closed 23/10/1987.
Nunbrook	Mirfield, Dewsbury	1879	1903	Abandoned in 1903.
Nunnery	Sheffield	1961	1988	Sinking from 1860 to 1864. Was a Pumping Station from 1961 to 1988.
Nunnery	Sheffield	1860	1953	Sinking from 1860 to 1864 and closed August 1953. Was a Pumping Station from 1961 to 1988. Not listed as Nunnery until c1890 so it may have had another name.
Nunnery, Handsworth	Sheffield	1901	1925	Sinking from 1901 to 1902. Might be High Hazels
Nunthorpe	Great Ayton	1909	1927	Not worked 1915 to 1918