| Country | Zone | Year joined FIDE | ||
| AFG | Afghanistan | 3.1b | 1984 | |
| ALB | Albania | 1.5a | 1974 | |
| ALG | Algeria | 4.1 | 1968 | |
| AND | Andorra | 1.1c | 1979 | |
| ANG | Angola | 4.3 | 1980 | |
| ANT | Antigua & Barbusa | 2.3b | no longer a member | |
| ARG | Argentina | 2.5 | 1924 | |
| ARM | Armenia | 1.5b | 1992 | |
| ARU | Aruba | 2.3c | 2001 | |
| AUS | Australia | 3.2b | 1926 | |
| AUT | Austria | 1.2a | 1926 | |
| AZE | Azerbaijan | 1.8 | 1992 | |
| BAH | Bahamas | 2.3a | 1974 | |
| BRN | Bahrain | 3.1a | 1982 | |
| BAN | Bangladesh | 3.1b | 1979 | |
| BAR | Barbados | 2.3a | 1981 | |
| BLR | Belarus | 1.8 | 1992 | |
| BEL | Belgium | 1.1b | 1924 | |
| BIZ | Belize | 2.3c | 1990 | |
| BEN | Benin Republic | 4.2 | no longer a member | |
| BER | Bermuda | 2.3a | 1976 | |
| BOL | Bolivia | 2.4 | 1939 | |
| BIH | Bosnia & Herzegovinia | 1.2b | 1992 | |
| BOT | Botswana | 4.3 | 1982 | |
| BRA | Brazil | 2.4 | 1928 | |
| BRU | Brunei Darussalam | 3.2a | 1980 | |
| BUL | Bulgaria | 1.4 | 1936 | |
| BDI | Burundi | 4.3 | 1999 | |
| CAM | Cameroon | 4.2 | no longer a member | |
| CAM | Cambodia | 3.2a | 2000 | |
| CAN | Canada | 2.2 | 1934 | |
| CHD | Chad | 4.2 | no longer a member | |
| CHI | Chile | 2.5 | 1939 | |
| CHN | China | 3.3 | 1975 | |
| COL | Colombia | 2.3b | 1950 | |
| CRC | Costa Rica | 2.3c | 1966 | |
| CRO | Croatia | 1.2b | 1992 | |
| CUB | Cuba | 2.3a | 1939 | |
| CYP | Cyprus | 1.5a | 1961 | |
| CZE | Czech Republic | 1.4 | 1924 | |
| DEN | Denmark | 1.3 | 1926 | |
| DJI | Djibouti | 4.1 | no longer a member | |
| DOM | Dominican Republic | 2.3a | 1963 | |
| ECU | Ecuador | 2.3b | 1939 | |
| EGY | Egypt | 4.2 | 1950 | 1950/1980 |
| ESA | El Salvador | 2.3c | 1966 | |
| ENG | England | 1.1a | 1924 | |
| EST | Estonia | 1.7 | 1931 | 1931/1991 |
| ETH | Ethiopia | 4.2 | 1994 | |
| FAR | Faroe Islands | 1.3 | 1970 | |
| FIJ | Fiji | 3.2b | 1982 | |
| FIN | Finland | 1.3 | 1924 | |
| FRA | France | 1.1b | 1924 | |
| GAM | Gambia | 4.1 | no longer a member | |
| GEO | Georgia | 1.5b | 1992 | |
| GER | Germany | 1.2a | 1950 | |
| GHA | Ghana | 4.2 | 1990 | |
| GRE | Greece | 1.5a | 1948 | |
| GUA | Guatemala | 2.3c | 1971 | |
| GUY | Guyana | 2.3b | no longer a member | |
| GUE | Guernsey | 1.1a | 1969 | 1969/1995 |
| HAI | Haiti | 2.3a | 1985 | |
| HON | Honduras | 2.3c | 1975 | |
| HKG | Hong Kong | 3.2a | 1961 | |
| HUN | Hungary | 1.4 | 1924 | |
| ISL | Iceland | 1.3 | 1929 | |
| IND | India | 3.1b | 1956 | |
| INA | Indonesia | 3.2a | 1969 | |
| IRI | Iran | 3.1a | 1990 | |
| IRQ | Iraq | 3.1a | 1955 | |
| IRL | Ireland | 1.1a | 1933 | |
| ISR | Israel | 1.2b | 1935 | |
| ITA | Italy | 1.1c | 1924 | |
| CIB | Ivory Coast (Cote d'Ivoire) | 4.2 | 2000 | |
| JAM | Jamaica | 2.3a | 1972 | |
| JPN | Japan | 3.2a | 1968 | |
| JER | Jersey | 1.1a | 1995 | |
| JOR | Jordan | 3.1a | 1974 | |
| KAZ | Kazakhstan | 3.4 | 1992 | |
| KEN | Kenya | 4.2 | 1980 | |
| KUW | Kuwait | 3.1a | 1979 | |
| KGZ | Kyrgyzstan | 3.4 | 1992 | |
| LAO | Laos | 2004 | ||
| LAT | Latvia | 1.7 | 1927 | 1927/1991 |
| LIB | Lebanon | 3.1a | 1957 | |
| LBA | Libya | 4.1 | 1977 | |
| LIE | Liechtenstein | 1.2a | 1985 | |
| LTU | Lithuania | 1.7 | 1930 | 1930/1991 |
| LUX | Luxembourg | 1.1b | 1946 | |
| MAC | Macau | 3.2a | 1994 | |
| MKD | Macedonia (Yugoslavia) | 1.2b | 1993 | |
| MAD | Madagascar | 4.3 | 1991 | |
| MAW | Malawi | 4.3 | 1985 | |
| MAS | Malaysia | 3.2a | 1960 | |
| MLI | Mali | 4.1 | no longer a member | |
| MLT | Malta | 1.5a | 1959 | |
| MTN | Maritania | 4.1 | no longer a member | |
| MRI | Mauritius | 4.3 | 1978 | |
| MEX | Mexico | 2.3c | 1956 | |
| MDA | Moldova | 1.8 | 1992 | |
| MON | Monaco | 1.1b | 1958 | |
| MGL | Mongolia | 3.2a | 1955 | |
| MAR | Morocco | 4.1 | 1976 | |
| MOZ | Mozambique | 4.3 | 1989 | |
| MYA | Myanmar | 3.2a | 1990 | |
| NAM | Namibia | 4.3 | 1933 | |
| NEP | Nepal | 3.1b | 1988 | |
| NED | Netherlands | 1.1b | 1924 | |
| AHO | Netherlands Antilles | 2.3b | 1972 | |
| NZL | New Zealand | 3.2b | 1948 | |
| NCA | Nicaragua | 2.3c | 1961 | |
| NGR | Nigeria | 4.2 | 1975 | |
| NOR | Norway | 1.3 | 1926 | |
| PAK | Pakistan | 3.1b | 1957 | 1957/1973 |
| PLE | Palestine | 3.1a | 1982 | |
| PAN | Panama | 2.3c | 1966 | |
| PNG | Papua New Guinea | 3.2b | 1976 | |
| PAR | Paraguay | 2.5 | 1939 | |
| PER | Peru | 2.4 | 1941 | |
| PHI | Philippines | 3.2a | 1956 | |
| POL | Poland | 1.4 | 1924 | |
| POR | Portugal | 1.1c | 1927 | |
| PUR | Puerto Rico | 2.3a | 1938 | |
| QAT | Qatar | 3.1a | 1985 | |
| ROM | Romania | 1.4 | 1924 | |
| RUS | Russia | 1.6 | 1947 | |
| RWA | Rwanda | 4.3 | 1997 | |
| SMR | San Marino | 1.1c | 1984 | |
| STP | Sao Tome & Principe | 4.2 | no longer a member | |
| SCO | Scotland | 1.1a | 1932 | |
| SEN | Senegal | 4.1 | no longer a member | |
| SCG | Serbia & Montenegro | 1.5 | 1924 | |
| SEY | Seychelles | 4.2 | 1978 | |
| SIN | Singapore | 3.2a | 1960 | |
| SVK | Slovakia | 1.4 | 1993 | |
| SLO | Slovenia | 1.2a | 1992 | |
| SOM | Somalia | 4.2 | 2002 | |
| RSA | South Africa | 4.5 | 1992 | |
| KOR | South Korea | 3.2a | 1994 | |
| ESP | Spain | 1.1c | 1928 | |
| SRI | Sri Lanka | 3.1b | 1978 | |
| SUD | Sudan | 4.2 | 1986 | |
| SUR | Surinam | 2.3b | 1974 | |
| SWE | Sweden | 1.3 | 1926 | |
| SUI | Switzerland | 1.2a | 1924 | |
| SYR | Syria | 3.1a | 1972 | |
| TPE | Taipei | 3.2a | 2004 | |
| TJK | Tajikistan | 3.4 | 1992 | |
| TAN | Tanzania | 4.2 | no longer a member | |
| THA | Thailand | 3.2a | 1961 | |
| TOG | Togo | 4.2 | no longer a member | |
| TRI | Trinidad & Tobago | 2.3b | 1972 | |
| TKM | Turkmenistan | 3.4 | 1992 | |
| TUN | Tunisia | 4.1 | 1958 | |
| TUR | Turkey | 1.5a | 1962 | |
| UGA | Uganda | 4.2 | 1978 | |
| UKR | Ukraine | 1.9 | 1992 | |
| UAE | United Arab Emirates | 3.1a | 1977 | |
| USA | United States of America | 2.1 | 1927 | |
| URU | Uruguay | 2.5 | 1937 | |
| UZB | Uzbekistan | 3.4 | 1992 | |
| VEN | Venezuela | 2.3c | 1939 | |
| VIE | Vietnam | 3.2a | 1988 | |
| IVB | Virgin Islands (British) | 2.3a | 1934 | |
| ISV | Virgin Islands (US) | 2.3a | 1966 | |
| WAL | Wales | 1.1a | 1926 | |
| YEM | Yemen | 3.1a | 1990 | |
| ZAM | Zambia | 4.3 | 1975 | |
| ZIM | Zimbabwe | 4.3 | 1979 |