British Telecommunications Plc (London EC3R 5EA) is listed in:
 Radio Telephone Services
 Radio Telephone Services in Greater London
 Radio Telephone Services in London

Phones 4 U (Colchester CO1 1LG) is listed in:
 Radio Telephone Services
 Radio Telephone Services in Essex
 Radio Telephone Services in Colchester

Hiline Communications Ltd Hiline Business Communications is listed in:
 Radio Telephone Services
 Radio Telephone Services in West Midlands
 Radio Telephone Services in Kingswinford

Manx Carephone and Monitoring Services Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Isle Of Man
 Radio Telephone Services in Douglas

M P P Online Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Berkshire
 Radio Telephone Services in Wokingham

Intercede Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Leicestershire
 Radio Telephone Services in Lutterworth

Forum Communications u K Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Greater London
 Radio Telephone Services in London

Premier Communications U K Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Buckinghamshire
 Radio Telephone Services in Chesham

E and H Communications Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Hertfordshire
 Radio Telephone Services in Potters Bar

Hamilton Fox Cellular is listed in:
 Radio Telephone Services
 Radio Telephone Services in Lincolnshire
 Radio Telephone Services in Lincoln