Calling code: +503 International call prefix: 00Dialing Procedures (International Prefix, National (Trunk) Prefix and National (Significant) Number) (in Accordance with ITY-T Recommendation E.164 (11/2010)), Annex to ITU Operational Bulletin No. 994-15.XII.2011, International Telecommunication Union (ITU, Geneva), 15 December 2011. Retrieved 2 January 2014. Fixed lines: 1.1 million lines in use, 74th in the world (2012). Mobile cellular: 8.7 million lines, 88th in the world (2012); in 2007 the number of mobile phones exceeded the country's population giving the country a 1.06 per capita cellphone penetration rate.El Salvador: A Central American Tiger?, Center for Global Liberty and Prosperity, Juan Carlos Hidalgo, 9 March 2009. Teledensity: Mobile cellular exceeds 135 per 100 persons (2011). Telephone system: multiple mobile-cellular providers are expanding services rapidly; growth in fixed-line services has slowed in the face of mobile-cellular competition (2011). Satellite earth stations: 1 Intelsat (Atlantic Ocean) (2011). Connected to the Central American Microwave System (2011), a trunk microwave radio relay system that links the countries of Central America and Mexico with each other."Telephone System terms and abbreviations", World Factbook, U.S. Central Intelligence Agency, 7 January 2014. Retrieved 12 January 2014.
calling code +503 international call prefix 00dialing procedures (international prefix national (trunk) prefix and national (significant) number) (in accordance with ity-t recommendation e164 (11/2010)) annex to itu operational bulletin no 994-15xii2011 international telecommunication union (itu geneva) 15 december 2011 retrieved 2 january 2014 fixed lines 11 million lines in use 74th in the world (2012) mobile cellular 87 million lines 88th in the world (2012); in 2007 the number of mobile phones exceeded the country's population giving the country a 106 per capita cellphone penetration rateel salvador a central american tiger center for global liberty and prosperity juan carlos hidalgo 9 march 2009 teledensity mobile cellular exceeds 135 per 100 persons (2011) telephone system multiple mobile-cellular providers are expanding services rapidly; growth in fixed-line services has slowed in the face of mobile-cellular competition (2011) satellite earth stations 1 intelsat (atlantic ocean) (2011) connected to the central american microwave system (2011) a trunk microwave radio relay system that links the countries of central america and mexico with each other"telephone system terms and abbreviations" world factbook us central intelligence agency 7 january 2014 retrieved 12 january 2014