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| 51. | United Nations Permanent Committee on Geographical Names |
| 联合国地名常设委员会 |
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| 52. | Permanent Conference of Catholic International Organizations |
| 天主教国际组织常设会议 |
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| 53. | International Permanent Committee on Canned Foods |
| 国际罐头食品常设委员会 |
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| 54. | Permanent Secretariat of the General Treaty for Central American Economic Integration |
| 中美洲经济一体化总条约常设秘书处（常设秘书处） |
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| 55. | Permanent Central Opium Board |
| 常设中央鸦片委员会(鸦片委员会) |
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| 56. | Permanent Service for the Fluctuation of Glaciers |
| 常设冰川变动事务处 |
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| 57. | Permanent Mandates Commission |
| 常设委任统治委员会(委任统治委员会) |
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| 58. | Permanent International Association of Navigation Congresses (PIANC) |
| 国际航运会议常设协会 |
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| 59. | Association International Permanent des Congre's de Navigation |
| 国际航运会议常设理事会 |
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| 60. | Permanent Commission of Afro-Arab Cooperation |
| 非洲－阿拉伯合作常设委员会 |
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