Macclesfield Borough Council
Magherafelt District Council
Maidstone Borough Council - (Multiple Offices)
Maldon District Council
Malvern Hills Council
Manchester City Council - (Multiple Offices)
Mansfield District Council
Maritime and Coastguard Agency - (Multiple Offices)
Marketing and Sales (MoD)
Meat Hygiene Appeals Tribunal for England and Wales
Meat Hygiene Service ( Wales Region includes parts of Glos/Hereford and Worcs)
Meat Hygiene Service (Central Region)
Meat Hygiene Service (Head Office)
Meat Hygiene Service (North Region)
Meat Hygiene Service (Scotland Region includes part of Cumbria)
Meat Hygiene Service (South and West Region)
Medical Supplies Agency - (Multiple Offices)
Medicines and Healthcare Products Regulatory Agency
Medicines Control Agency
Medway Council - (Multiple Offices)
Melton Borough Council - (Multiple Offices)
Mendip District Council
Merthyr Tydfil County Borough Council (Cyngor Bwrdeistref Sirol Merthyr Tudful)
Merton London Borough Council
Meteorological Office - (Multiple Offices)
Metropolitan Police Service - (Multiple Offices)
Mid Bedfordshire District Council
Mid Devon District Council
Mid Suffolk District Council
Mid Sussex District Council
Middlesbrough Council
Midlothian Council
Milton Keynes Council - (Multiple Offices)
Ministry of Defence - (Multiple Offices)
Ministry of Defence Police - (Multiple Offices)
Ministry of Justice - (Multiple Offices)
Mole Valley District Council
Monmouthshire County Council
Moray Council
Moyle District Council