301c Tea Factory, The Subsurface Survey Department, St Peters Square, Fleet Street, Liverpool L1 4DQ, Great Britain (UK)

Crab Apple Way, Vale Park, The Utility Surveyors Suite, Evesham, WR11 1GP, Great Britain (UK)

31b Worcester St, The Utility Mapping Department, Gloucester GL1 3AJ, Great Britain (UK)

Building 220, Wharfedale Road, Wokingham, RG41 5TP, Great Britain (UK)

Ground Floor, Building 1000, Lakeside North Harbour, Western Road, Portsmouth, Hampshire, PO6 3EZ, Great Britain (UK)

Kings Court, 195c Upper Dock Street, The Topographic Survey Dept, Newport, NP20 1DA, Great Britain (UK)

The Charter Building, Underground Survey Department, Uxbridge, Middlesex, UB8 1JG, Great Britain (UK)

Quatro House, Lyon Way, Frimley Road, Camberley, Surrey, GU16 7ER, Great Britain (UK)

100c Avebury Boulevard, Milton Keynes, Buckinghamshire, MK9 1FH, Great Britain (UK)

HQ, 2 ST Peter's Street, The Topographical Department, Huddersfield, HD1 1LN, Great Britain (UK)