Brentside Communications Ltd Inter City Paging is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in Brentford

Computacenter Plc is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in West Drayton

Airnet Wireless Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in Southall

Cable and Wireless Plc (Brentford) is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in Brentford

Orange Communications is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in Enfield

The Carphone Warehouse Ltd (Wembley) is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in Wembley

Class A Communications u K Ltd is listed in:
 Radio Telephone Services
 Radio Telephone Services in Middlesex
 Radio Telephone Services in Wembley