🇸🇱Sierra Leone (officially: Republic of Sierra Leone) is filed in ISO 3166-1 under alpha-2 code SL, alpha-3 code SLE and numeric code 694. Its international dialing code is +232 and its country-code top-level domain is .sl. The capital is Freetown. Region: Africa.
Currency: SLE (Leone).
The two-letter code appears in domains, locales (like en-SL), shipping and licence plates; the three-letter code in passports, finance and sport; the numeric code where Latin script is unavailable.