This map is designed to visually demonstrate the geographic distribution of our Members. The boundaries shown do not imply an official endorsement or acceptance by ISO.
Country/Territory Acronym Membership TC Participation PDC Participation
Seychelles SBS Correspondent member 20 3
Bhutan BSB Correspondent member 21 2
Togo ATN Correspondent member 8 2
Turkmenistan MSST Correspondent member 5 2
Yemen YSMO Correspondent member 0 0
Zambia ZABS Correspondent member 23 3
Somalia SoBS Correspondent member 5 1
South Sudan SSNBS Correspondent member 0 0
Macao Special Administrative Region of China CPTTM Correspondent member 12 2
Tajikistan TAJIKSTANDARD Correspondent member 10 1
Palestine, State of PSI Correspondent member 16 3
Lao People's Democratic Republic DOSM Correspondent member 5 1
Niger ANMC Correspondent member 5 2
Gambia TGSB Correspondent member 4 3
Mauritania DNPQ Correspondent member 11 2
Sierra Leone SLSB Correspondent member 7 2
Angola INIQ Correspondent member 6 2
Saint Vincent and the Grenadines SVGBS Correspondent member 0 0
Eritrea ESI Correspondent member 4 1
Albania DPS Correspondent member 3 3
Brunei Darussalam NSC Correspondent member 5 3
Honduras OHN Correspondent member 9 2
Lesotho LSI Correspondent member 2 3
Hong Kong Special Administrative Region of China ITCHKSAR Correspondent member 167 2
Eswatini SWASA Correspondent member 15 3
Guyana GNBS Correspondent member 5 1
Chad ATNOR Correspondent member 7 2
Vanuatu VBS Correspondent member 0 0
Kyrgyzstan KYRGYZST Correspondent member 10 1
Cambodia ISC Correspondent member 17 1
Paraguay INTN Correspondent member 0 1
Moldova, Republic of ISM Correspondent member 36 3
Georgia GEOSTM Correspondent member 8 2
Nicaragua DNM Correspondent member 0 2
Madagascar BNM Correspondent member 5 1
Mozambique INNOQ Correspondent member 9 3
Dominica DBOS Correspondent member 7 3
Myanmar DRI Correspondent member 9 3
Papua New Guinea NISIT Correspondent member 4 1