The telecommunications in Sierra Leone consist of an estimated total of 25,000 main telephone lines in use as of 2001, and 17,000 as of 1995. An estimated 420,000 mobile cellular telephones were in use as of 2007. The telephone and telegraph services are marginal but improving. The national microwave radio relay trunk system connects Freetown to Bo and Kenema, with 5 mobile phone networks (GSM900) with national coverage. There is a satellite earth station - 1 Intelsat (Atlantic Ocean). There are an estimated 1.12 million radios and 53,000 televisions as of 1997, and two television broadcast stations as of 2006. There is an estimated 20,000 internet users as of 2001. The country code for top-level domains is .sl.
Main lines in use 
- 14,000 (2009)
Mobile phones in use 
- 2 million (2009)
- general assessment: marginal telephone service with poor infrastructure
- domestic: the national microwave radio relay trunk system connects Freetown to Bo and Kenema; while mobile-cellular service is growing rapidly from a small base, service area coverage remains limited.
- international: country code - 232 (2008)
Country code 
- 280 (2010)
- 14,900 (2009)
Radio broadcast stations (AM 0, FM 16, and shortwave 0) according to 2006 data 
- Capital Radio  Commercial station on 104.9 MHz in Freetown and 102.3 MHz in Bo.
- SLBS - Government broadcaster on 100.0 MHz (Freetown), Bo 96.5 MHz, Kenema 93.5 MHz, Makeni 88.0 MHz, Koidu 89.2 MHz and Kailahun.
- BBC World Service 94.3 MHz (Freetown), 94.5 MHz Bo and 95.3 MHz Kenema.
- RFI 89.9 MHz
- UN Radio 103.0 MHz
- BBN 93.0 MHz
- Sky 106.6 MHz
- Kalleon 105.7 MHz
- VoH 96.2 MHz
- Democracy 98.1 MHz
- Citizen 103.7 MHz
- VoA 102.4 MHz
Internet Service Providers (ISPs) according to 2008 data 
- Lime Line
- FGC Wireless