Telecommunications in Saudi Arabia have evolved early in the Kingdom since the establishment the Directorate of Post, Telephone and Telegraph (PTT) in 1926. History The Directorate of Post, Telephone and Telegraph (PTT) was the first governmental entity established by the founder King Abdul Aziz Al-Saud in 1926 to provide and control the postal and telecommunication services. In 1934 the Kingdom imported the first mobile wireless station to provide the telegraph services. In the same year, the telephone service was also launched to link cities and villages in the Kingdom. In 1984 the first fiber optic network was introduced and operated in the country, whereas in1995 the mobile phone service was introduced . Saudi Telecom Company (STC) was the first company in Saudi Arabia to provide Mobile and Fixed line Telephone service. The Communications Commission then allowed other companies to compete with STC in Saudi Arabia taking the total number of companies to five: (1). STC Mobile: It includes landlines and mobile, and includes a mobile (phone). (2) Integrated Telecom Company (ITC) second operator after STC, established in 2005 and offers internet, broadband, connectivity and satellite services for businesses, consumers and wholesale (3). Mobily: the UAE's telecommunications company, which is the mobile and internet Fabraupetk (Fiber Optic) New Ground. (4). ZIN Zain: a Kuwaiti company, which is the only mobile (5). GO ATHEEB: a Saudi modern, with an Internet connection line is similar to Ground. In 2019, Saudi Arabia was ranked the second among the G20 countries in regards of the availability of radio spectrum awarded to operators for public mobile telecom services. Telephones Telephones - main lines in use: 011 463,3507 (2011 - source: ITU) Telephones - mobile cellular: 53,705,808 (2011 - source: ITU) note: In 2004, the Saudi Telecom Company (STC) monopolization was broken by authorizing Etihad Etisalat/Mobily to compete in mobile communication, in June 2009 GO Telecom (Etihad Atheeb Telecom) or "جو" also entered the market. Digital Radio Trunking- 100,000 (Unofficial): In late 2005, bravO! Telecom was launched as the country's digital radio trunking operator under a B.O.T agreement with the incumbent operator STC, with an estimated 100,000 subscribers as of Nov'07. Telephone system: domestic: extensive microwave radio relay and coaxial and fiber-optic cable systems International: International undersea cables: EIG, I-ME-WE, FEA, MENA, SEA-ME-WE 3, SEA-ME-WE 4, FALCON, SAS-1, SAS-2, Gulf Bridge International, TATA TGN-Gulf Microwave radio relay to Bahrain, Jordan, Kuwait, Qatar, UAE, Yemen, and Sudan; Coaxial