North East
M
- Maiden Law
- Mainsforth
- Maltby, North East
- Malton (County Durham)
- Malton Colliery
- Malvin's Close Road
- Mandale
- Manfield
- Marden, North Tyneside
- Margrove Park
- Marley Hill
- Marley Pots
- Marlish
- Marsden, South Tyneside
- Marshall Green
- Marshall Meadows
- Marske-by-the-Sea
- Marske, New
- Marton, Middlesbrough
- Marton Grove
- Marton Moor
- Mason
- Matfen
- Matfen Piers
- Matfen, East
- Mayfield Dale
- Mayfield Glade
- Mayfield Grange
- Meadowfield
- Medburn
- Medomsley
- Medomsley Edge
- Medomsley, South
- Melkridge
- Mellwaters
- Melsonby
- Menethorpe
- Merrington, North East
- Merrington Lane
- Merrington, Kirk
- Merry Shield
- Merrybent
- Merrybent, Low
- Merryoaks
- Metal Bridge
- Methwold
- Methwold Hythe
- Mickleby
- Mickleton, County Durham
- Mickley Common
- Mickley Square
- Middle Barmston
- Middle Belasis
- Middle Herrington
- Middle Rainton
- Middle Side
- Middle Swainston
- Middlefield, Stockton on Tees
- Middles, The
- Middlesbrough
- Middlestone
- Middlestone Moor
- Middleton (Hartlepool)
- Middleton (Northumberland)
- Middleton Hall
- Middleton in Teesdale
- Middleton One Row
- Middleton Place
- Middleton-on-Leven
- Middleton, North
- Middleton, South, North East
- Middleton, South, Northumberland
- Middridge
- Middridge Grange
- Midgeholme
- Midgeholme, Low
- Milbourn Place
- Milbourne, North East
- Milbourne Grange
- Milfield
- Milfield Hill
- Milkwellburn
- Mill Dam
- Mill Dam Valley
- Mill Hill, County Durham
- Mill Hill, Sunderland
- Mill House
- Millfield, North East
- Millfield, Sunderland
- Milvain
- Mines, Liverton
- Minsteracres
- Mitford
- Molesden
- Monk Hesleden
- Monk Moors
- Monkridge
- Monks House
- Monkseaton
- Monkseaton, West
- Monkton, South Tyneside
- Monkwearmouth
- Monkwearmouth Shore
- Moor Park, North Tyneside
- Moor, North
- Moor, Old
- Moor, South
- Moor, Town
- Moorend, North East
- Moorhead, Newcastle upon Tyne
- Moorhouses
- Moorsholm
- Moorsholm, Little
- Moorside, County Durham
- Moorside, Sunderland
- Moorsley
- Moorsley, High
- Moorsley, Low
- Mordon
- Mordon South Side
- Morley (County Durham)
- Morpeth
- Morton, Redcar and Cleveland
- Morton Grange
- Morton Tinmouth
- Morwick, Northumberland
- Mosswood
- Mouldshaugh
- Mount Huly
- Mount Pleasant, County Durham
- Mount Pleasant, Gateshead
- Mount Pleasant, Newcastle upon Tyne
- Mount Pleasant, Northumberland
- Mount Pleasant, Stockton on Tees
- Mount Pleasant, Sunderland
- Mountsett
- Mousen, New
- Mowden, Darlington
- Mowthorpe Wold
- Muggleswick
- Mulgrave, Port
- Mundford
- Murton, North East
- Murton, County Durham
- Murton, North Tyneside
- Murton, Northumberland
- Murton Colliery
- Murton Moor
- Musgrave Gardens
- Mushroom