A list of ID’s used to identify different languages in Office 365. The ‘Code’ column value can be used when setting ‘MailboxRegionalConfiguration -Language ‘ in PowerShell.
| Language | Code (<CultureInfo>) |
|---|---|
| Arabic (Algeria) | 5121 |
| Arabic (Bahrain) | 15361 |
| Arabic (Egypt) | 3073 |
| Arabic (Iraq) | 2049 |
| Arabic (Jordan) | 11265 |
| Arabic (Kuwait) | 13313 |
| Arabic (Lebanon) | 12289 |
| Arabic (Libya) | 4097 |
| Arabic (Morocco) | 6145 |
| Arabic (Oman) | 8193 |
| Arabic (Qatar) | 16385 |
| Arabic (Saudi Arabia) | 1025 |
| Arabic (Syria) | 10241 |
| Arabic (Tunisia) | 7169 |
| Arabic (U.A.E.) | 14337 |
| Arabic (Yemen) | 9217 |
| Basque | 1069 |
| Bulgarian | 1026 |
| Catalan | 1027 |
| Chinese (Hong Kong S.A.R) | 3076 |
| Chinese (Macau S.A.R) | 5124 |
| Chinese (People’s Republic of China) | 2052 |
| Chinese (Singapore) | 4100 |
| Chinese (Taiwan) | 1028 |
| Croatian | 1050 |
| Czech | 1029 |
| Danish | 1030 |
| Dutch (Belgium) | 2067 |
| Dutch (Netherlands) | 1043 |
| English (Australia) | 3081 |
| English (Belize) | 10249 |
| English (Canada) | 4105 |
| English (Caribbean) | 9225 |
| English (Ireland) | 6153 |
| English (Jamaica) | 8201 |
| English (New Zealand) | 5129 |
| English (Republic of the Philippines) | 13321 |
| English (South Africa) | 7177 |
| English (Trinidad) | 11273 |
| English (United Kingdom) | 2057 |
| English (United States) | 1033 |
| English (Zimbabwe) | 12297 |
| Estonian | 1061 |
| Filipino (Philippines) | 1124 |
| Finnish | 1035 |
| French (Belgium) | 2060 |
| French (Canada) | 3084 |
| French (France) | 1036 |
| French (Luxembourg) | 5132 |
| French (Principality of Monaco) | 6156 |
| French (Switzerland) | 4108 |
| German (Austria) | 3079 |
| German (Germany) | 1031 |
| German (Liechtenstein) | 5127 |
| German (Luxembourg) | 4103 |
| German (Switzerland) | 2055 |
| Greek | 1032 |
| Hebrew | 1037 |
| Hindi | 1081 |
| Hungarian | 1038 |
| Icelandic | 1039 |
| Indonesian | 1057 |
| Italian (Italy) | 1040 |
| Italian (Switzerland) | 2064 |
| Japanese | 1041 |
| Kazakh | 1087 |
| Korean | 1042 |
| Latvian | 1062 |
| Lithuanian | 1063 |
| Malay | 1086 |
| Norwegian (Bokmål) | 1044 |
| Persian | 1065 |
| Polish | 1045 |
| Portuguese (Brazil) | 1046 |
| Portuguese (Portugal) | 2070 |
| Romanian | 1048 |
| Russian | 1049 |
| Serbian (Cyrillic) | 3098 |
| Serbian (Latin) | 2074 |
| Slovak | 1051 |
| Slovenian | 1060 |
| Spanish (Argentina) | 11274 |
| Spanish (Bolivia) | 16394 |
| Spanish (Chile) | 13322 |
| Spanish (Colombia) | 9226 |
| Spanish (Costa Rica) | 5130 |
| Spanish (Dominican Republic) | 7178 |
| Spanish (Ecuador) | 12298 |
| Spanish (El Salvador) | 17418 |
| Spanish (Guatemala) | 4106 |
| Spanish (Honduras) | 18442 |
| Spanish (Mexico) | 2058 |
| Spanish (Nicaragua) | 19466 |
| Spanish (Panama) | 6154 |
| Spanish (Paraguay) | 15370 |
| Spanish (Peru) | 10250 |
| Spanish (Puerto Rico) | 20490 |
| Spanish (International Sort) | 3082 |
| Spanish (Traditional Sort) | 1034 |
| Spanish (Uruguay) | 14346 |
| Spanish (Venezuela) | 8202 |
| Swedish (Finland) | 2077 |
| Swedish (Sweden) | 1053 |
| Thai | 1054 |
| Turkish | 1055 |
| Ukrainian | 1058 |
| Urdu | 1056 |
| Vietnamese | 1066 |
