GB0IBC -   Our Own RAIBC special event call!

GB0IWM - Imperial War Museum

GB0REM - Royal Engineers Museum, Brompton Barracks, Chatham, Kent ME4 4UC

GB0SNB - Secret Nuclear Bunker, Kelvedon Hatch Nuclear Banker, Kelvedon Hatch Lane, Kelvedon Hatch, Brentwood, Essex CM14 5TL

GB0SUB - Submarine ARC, HMS Collingwood, Newgate Lane, Fareham, Hants PO14 1AS

GB0SWR - Sir Walter Raleigh (ship)

GB1IBC - RAIBC VHF net control

GB2AIR - South Yorkshire Aircraft Museum, Sandy Lane, Doncaster, South Yorks

GB2ATG - RTTY news service broadcast (issued by RA)

GB2BP - Bletchley Park Museum, Bletchley Park, Milton Keynes, Bucks MK6 3LF

GB2CPM - Chalk Pits Museum

GB2CW - RSGB Slow Morse Service

GB2DHH - De-Havilland Heritage, Mosquito Air Museum, Salisbury Hall, London Colney, Herts AL2 1EX

GB2GM - Guglielmo Marconi, Poldhu ARC, Poldhu, Mullion, Cornwall TR12

GB2GMM - Guglielmo Marconi Memorial, The Needles Pleasure Park, Alum Bay, Isle of Wight PO39 0JD

GB2GP - Gilwell Park Scouts, Gilwell Park, Chingford, London E4 7WQ

GB2IW - RSGB Monitoring Service

GB2IWM - Duxford Airfield, Imperial War Museum, Cambridge CB2 4QR

GB2LD - Lizard Wireless Museum, Basspoint, The Lizard, Nr Helston, Cornwall TR12

GB2MC - Muckleburgh Collection, Weybourne Military Camp, Weybourne, Norfolk NR25 7EG

GB2NAM - North East Aircraft Museum, North East Aircraft Museum, Old Washington Road, Sunderland, Tyne & Wear SR5 3HZ

GB2NLO - Norman Lockyer Observatory, Salcombe Hill Road, Sidmouth, Devon EX10

GB2NSC - National Space Centre, National Space Science Centre, Exploration Drive, Leicester LE4 5NS

GB2OWM - Orkney Wireless Museum, Kiln Corner, Junction Rd, Kirkwall, Orkney KW15 1LB

GB2PLY - HMS Plymouth

GB2RN - Royal Navy, HMS Belfast, London

GB2RNR - Royal Naval Reserve, TS Greenville, Sea Cadets Corps, 27 Ferguslie Main Rd, Paisley PA1 2QE

GB2SFL - South Foreland Lighthouse, St Margarets Bay, Nr Dover, Kent

GB2SM - Science Museum (dormant)

GB2VHF - RSGB Special Activities Station

GB2WSM - Windermere Steamboat Museum

GB3RN - Royal Naval ARC, HMS Collingwood, Newgate Lane, Fareham, Hants PO14 1AS

GB3RS - RSGB HQ Station, Lambda House, Cranborne Rd, Potters Bar, Herts EN6 3JE

GB3WM - National Wireless Museum, Puckpool Park, Seaview Rd, Ryde, Isle of Wight

GB4FUN - RSGB For Fun (mobile)

GB4HMS - Her Majesty’s Ship

GB4ORH -Operation Raleigh HQ

GB4RS RSGB (Presidential installation)