IFRCS, ILO, IMF, IMO,
Interpol, IOC, ITU, MIGA, OAS, OECS, OPANAL, OPCW, UN, UNCTAD,
UNESCO, UNIDO, UPU, WCL, WFTU, WHO, WIPO, WTO

Samoa
ACP, AsDB, C, FAO, G-77, IBRD, ICAO, ICCt, ICFTU, ICRM, IDA,
IFAD, IFC, IFRCS, IMF, IMO, IOC, ITU, MIGA, OPCW, PIF, Sparteca, UN,
UNCTAD, UNESCO, UPU, WCO, WHO, WIPO, WMO, WTO (observer)

San Marino
CE, FAO, IBRD, ICAO, ICCt, ICFTU, ICRM, IFRCS, ILO, IMF,
IMO, IOC, IOM (observer), ITU, OPCW, OSCE, UN, UNCTAD, UNESCO, UPU,
WHO, WIPO, WToO

Sao Tome and Principe
ACCT, ACP, AfDB, AU, FAO, G-77, IBRD, ICAO,
ICCt (signatory), ICFTU, ICRM, IDA, IFAD, IFRCS, ILO, IMF, IMO,
Interpol, IOC, IOM (observer), ITU, NAM, OPCW, UN, UNCTAD, UNESCO,
UNIDO, UPU, WCL, WHO, WIPO, WMO, WToO, WTO (observer)

Saudi Arabia
ABEDA, AfDB, AFESD, AMF, BIS, FAO, G-77, GCC, IAEA,
IBRD, ICAO, ICC, ICRM, IDA, IDB, IFAD, IFC, IFRCS, ILO, IMF, IMO,
Interpol, IOC, ISO, ITU, LAS, MIGA, NAM, OAPEC, OAS (observer), OIC,
OPCW, OPEC, PCA, UN, UNCTAD, UNESCO, UNIDO, UPU, WCO, WFTU, WHO,
WIPO, WMO, WToO, WTO (observer)

Senegal
ACCT, ACP, AfDB, AU, ECOWAS, FAO, FZ, G-15, G-77, IAEA,
IBRD, ICAO, ICC, ICCt, ICFTU, ICRM, IDA, IDB, IFAD, IFC, IFRCS, ILO,
IMF, IMO, Interpol, IOC, IOM, ISO (correspondent), ITU, MIGA, MONUC,
NAM, OIC, ONUB, OPCW, PCA, UN, UNCTAD, UNESCO, UNIDO, UNMIK, UNMIL,
UNMOVIC, UNOCI, UPU, WADB (regional), WAEMU, WCL, WCO, WFTU, WHO,
WIPO, WMO, WToO, WTO

Serbia and Montenegro
BSEC, CE, CEI, EBRD, FAO, IAEA, IBRD, ICAO,
ICC, ICCt, ICFTU, ICRM, IDA, IFAD, IFC, IFRCS, IHO, ILO, IMF, IMO,
Interpol, IOC, IOM, ISO, ITU, MIGA, MONUC, NAM, OAS (observer),
ONUB, OPCW, OSCE, PCA, UN, UNCTAD, UNESCO, UNHCR, UNIDO, UNMIL,
UNOCI, UPU, WCL, WCO, WHO, WIPO, WMO, WToO, WTO (observer)

Seychelles
ACCT, ACP, AfDB, AU, C, FAO, G-77, IAEA, IBRD, ICAO, ICCt
(signatory), ICFTU, ICRM, IFAD, IFC, IFRCS, ILO, IMF, IMO, InOC,
Interpol, IOC, ISO (correspondent), ITU, MIGA, NAM, OPCW, SADC, UN,
UNCTAD, UNESCO, UNIDO, UPU, WCO, WHO, WIPO, WMO, WToO, WTO (observer)

Sierra Leone
ACP, AfDB, AU, C, ECOWAS, FAO, G-77, IAEA, IBRD, ICAO,
ICCt, ICFTU, ICRM, IDA, IDB, IFAD, IFC, IFRCS, ILO, IMF, IMO,
Interpol, IOC, IOM, ITU, MIGA, NAM, OIC, OPCW, UN, UNCTAD, UNESCO,
UNIDO, UPU, WCL, WCO, WFTU, WHO, WIPO, WMO, WToO, WTO

Singapore
APEC, APT, ARF, AsDB, ASEAN, BIS, C, CP, G-77, IAEA, IBRD,
ICAO, ICC, ICFTU, ICRM, IDA, IFC, IFRCS, IHO, ILO, IMF, IMO,
In