| 100% | INTL | 4 | International (abbr.) |
| 100% | OPEC | 4 | International oil cartel: Abbr. |
| 100% | NATO | 4 | International peacekeeping alliance: Abbr. |
| 100% | NATO | 4 | International military alliance: Abbr. |
| 100% | WTO | 3 | International commerce group: Abbr. |
| 100% | OPEC | 4 | International fuel group: Abbr. |
| 100% | OPEC | 4 | International oil group: Abbr. |
| 100% | OPEC | 4 | International oil organization: Abbr. |
| 100% | WHO | 3 | International medical group: Abbr. |
| 100% | OPEC | 4 | International fuel organization: Abbr. |
| 100% | WTO | 3 | International economic group: Abbr. |
| 100% | NATO | 4 | International peacekeeping group: Abbr. |
| 100% | PAK | 3 | International cricket powerhouse: Abbr. |
| 100% | USA | 3 | International hockey powerhouse: Abbr. |
| 100% | OPEC | 4 | International fuel group: Abbr |
| 98% | NATO | 4 | International defense alliance group: Abbr. |
| 98% | OPEC | 4 | International oil producers' group: Abbr. |
| 95% | NATO | 4 | International alliance headquartered in Brussels: Abbr. |
| 93% | NATO | 4 | International defense group founded in 1949: Abbr. |
| 93% | NATO | 4 | International defense group based in Brussels: Abbr. |
| 93% | OPEC | 4 | International group that manages oil prices: Abbr. |
| 93% | NATO | 4 | International military alliance headquartered in Brussels: Abbr. |
| 93% | NATO | 4 | International alliance with a phonetic alphabet: Abbr. |
| 93% | BMG | 3 | International music company based in Berlin: Abbr. |
| 93% | OPEC | 4 | International group of oil-producing nations: Abbr. |
| 93% | NATO | 4 | International defense organization headquartered in Brussels: Abbr. |
| 93% | WTO | 3 | International commerce group (anagram of "two"): Abbr. |
| 93% | NATO | 4 | International defense group formed in 1949: Abbr. |
| 93% | WTO | 3 | International economic group (anagram of "two"): Abbr. |
| 92% | NGO | 3 | CARE International, e.g.: Abbr. |