Global Yellow Pages Limited, previously known as Yellow Pages Singapore, is a real estate developer and digital search company listed on the Singapore Exchange and based in Singapore, New Zealand and Australia. The company started in 1967 with the publication of the Yellow Pages telephone directories. Until 2015, the company's core activities were the publication of consumer and business directories and the sale of advertising in these directories. Specialised directories published by the company included Visitor's Guide Singapore and Singapore Infocomm Directory. Other services included online directories (Internet Yellow Pages), as well as database, digital marketing and other marketing-related services.