| Kuwait English School143043 | Not applicable | — | — | — |
| Knowledge Gate International School Muscat Oman150270 | Not applicable | — | — | — |
| Kings' School Nad Al Sheba149790 | Not applicable | — | — | — |
| Kings' School Dubai149844 | Not applicable | — | — | — |
| Kings' School Al Barsha149789 | Not applicable | — | — | — |
| Kings Interhigh151867 | All-through | — | — | — |
| Kings College, the British School of Murcia142180 | Not applicable | — | — | — |
| Kings College, the British School of Latvia146745 | Not applicable | — | — | — |
| Kings College School Panama143024 | Not applicable | — | — | — |
| King's Oak British International School149812 | Not applicable | — | — | — |
| King's Infant School Madrid, Chamartin141433 | Not applicable | — | — | — |
| King's College, the British School of Madrid133016 | Not applicable | — | — | — |
| King's College, the British School of Alicante133954 | Not applicable | — | — | — |
| King's College School, la Moraleja141432 | Not applicable | — | — | — |
| King's College International School Bangkok151148 | Not applicable | — | — | — |
| King Williams College142476 | Not applicable | — | — | — |
| Kenton College Preparatory School146758 | Not applicable | — | — | — |
| Kent College, Dubai149788 | Not applicable | — | — | — |
| Kellett School, the British International School in Hong Kong149886 | Not applicable | — | — | — |
| Kathmandu International Study Centre149780 | Not applicable | — | — | — |
| Kampala Community International School149856 | Not applicable | — | — | — |
| Jumeirah English Speaking School, Arabian Ranches142830 | Not applicable | — | — | — |
| Jumeirah English Speaking School132564 | Not applicable | — | — | — |
| Jumeirah College150553 | Not applicable | — | — | — |
| Jeddah Prep and Grammar School149774 | Not applicable | — | — | — |
| Jebel Ali School150981 | Not applicable | — | — | — |
| Jeanne D'Arc International School149394 | Not applicable | — | — | — |
| James Hope College147042 | Not applicable | — | — | — |
| International School Olomouc140571 | Not applicable | — | — | — |
| International School of Oradea147587 | Not applicable | — | — | — |
| International School of Morocco142573 | Not applicable | — | — | — |
| International School of Creative Science147974 | Not applicable | — | — | — |
| International School of Bucharest150141 | Not applicable | — | — | — |
| International Rural School, Barcelona149177 | Not applicable | — | — | — |
| International Community Schools - Branch 4151396 | Not applicable | — | — | — |
| International Community School, Branch 1, City Centre150111 | Not applicable | — | — | — |
| International Community School132595 | Not applicable | — | — | — |
| International British School of Bucharest133496 | Not applicable | — | — | — |
| International British School Kuwait150142 | Not applicable | — | — | — |
| International British Online School150164 | All-through | — | — | — |
| Horizon International School150976 | Not applicable | — | — | — |
| Horizon English School151901 | Not applicable | — | — | — |
| Hillcrest International Schools151142 | Not applicable | — | — | — |
| Hartland International School149184 | Not applicable | — | — | — |
| Harrow International School, Hong Kong152211 | Not applicable | — | — | — |
| Harrow International School, Bangkok149920 | Not applicable | — | — | — |
| Harrow International School Shanghai151238 | Not applicable | — | — | — |
| Harrow Beijing School152117 | Not applicable | — | — | — |
| Haileybury Almaty School151144 | Not applicable | — | — | — |
| Gulf English School Cairo151907 | Not applicable | — | — | — |