I list here the territories of the world that are dependencies of countries or of the British crown, the regions are as recognised by the UN.
I also indicate the code of the ISO3166 standard when the territory has it.
The NLS code distinguishes between French (fr-FR) and English (en-GB).

nls_code
Parent
Region
Territory
ISO
ID
en-GBAntarcticaAntarcticaAntarctica [AQ]50
en-GBAntarcticaMarie Byrd Land59
en-GBWestern AsiaNorthern Cyprus85
en-GBWestern AsiaGreen Line (Cyprus)79
en-GBAngolaCentral AfricaCabinda18
en-GBAntigua and BarbudaAntarcticaArgentine Antarctica51
en-GBAustraliaAntarcticaHeard and MacDonald IslandsHeard-and-MacDonald Islands [HM]62
en-GBAustraliaAntarcticaAustralian Antarctic Territory56
en-GBAustraliaSouth East AsiaChristmas Island (Australia)Christmas Island [CX]68
en-GBAustraliaSouth East AsiaCocos IslandsCocos Islands [CC]69
en-GBAustraliaAustralia and New ZealandNorfolk IslandNorfolk Island [NF]90
en-GBAustraliaAustralia and New ZealandHeard and MacDonald IslandsHeard-and-MacDonald Islands [HM]11
en-GBAzerbaijanWestern AsiaNagorno-Karabakh73
en-GBChileAntarcticaChilean Antarctic Territory58
en-GBChilePolynesiaEaster Island107
en-GBChinaFar EastHong KongHong Kong [HK]70
en-GBChinaFar EastMacauMacau [MO]71
en-GBChinaFar EastTibet66
en-GBColombiaCarraïbesArchipelago of San Andrés, Providencia and Santa Catalina25
en-GBDenmarkNorth AmericaGreenlandGreenland [GL]36
en-GBDenmarkNorthern EuropeFaroe IslandsFaroe Islands [FO]82
en-GBEcuadorSouth AmericaGalapagos Islands24
en-GBSpainNorth AfricaCeuta7
en-GBSpainNorth AfricaCanary Islands6
en-GBSpainNorth AfricaMelilla14
en-GBSpainNorth AfricaPlazas de soberanía (sovereign territories)15
en-GBUnited States of AmericaCarraïbesUS Virgin IslandsUS Virgin Islands [VI]23
en-GBUnited States of AmericaCarraïbesPuerto RicoPuerto Rico [PR]21
en-GBUnited States of AmericaMicronesiaJohnston AtollUS Minor Outlying Islands [UM].93
en-GBUnited States of AmericaMicronesiaPalmyra AtollUS Minor Outlying Islands [UM].94
en-GBUnited States of AmericaMicronesiaGuamGuam [GU]91
en-GBUnited States of AmericaMicronesiaNorthern Mariana IslandsNorthern Mariana Islands [MP]89
en-GBUnited States of AmericaMicronesiaMidway IslandsUS Minor Outlying Islands [UM].96
en-GBUnited States of AmericaMicronesiaWakeUS Minor Outlying Islands [UM].105
en-GBUnited States of AmericaPolynesiaHawaii92
en-GBUnited States of AmericaPolynesiaAmerican SamoaAmerican Samoa [AS].102
en-GBFinlandNorthern EuropeÅlandAland Islands [AX]80
en-GBFranceEast AfricaCrozet ArchipelagoFrench Southern and Antarctic Territories [TF]8
en-GBFranceEast AfricaIndian Ocean Remote IslandsFrench Southern and Antarctic Territories [TF]10
en-GBFranceEast AfricaReunion IslandMeeting [RE]16
en-GBFranceEast AfricaMayotteMayotte [YT]13
en-GBFranceNorth AmericaClipperton Island33
en-GBFranceNorth AmericaSaint Pierre and MiquelonSaint Pierre and Miquelon [PM]47
en-GBFranceSouth AmericaFrench GuianaFrench Guiana [GF]38
en-GBFranceAntarcticaCrozet ArchipelagoFrench Southern and Antarctic Territories [TF]61
en-GBFranceAntarcticaKerguelen IslandsFrench Southern and Antarctic Territories [TF]63
en-GBFranceAntarcticaSt. Paul and New Amsterdam IslandsFrench Southern and Antarctic Territories [TF]64
en-GBFranceAntarcticaTerre AdélieFrench Southern and Antarctic Territories [TF]54
en-GBFranceCarraïbesGuadeloupeGuadeloupe [GP]37
en-GBFranceCarraïbesMartiniqueMartinique [MQ]40
en-GBFranceCarraïbesSaint BarthélemySt. Bartholomew's [BL]43
en-GBFranceCarraïbesSaint-Martin (French West Indies)Saint-Martin (French part) [MF]45
en-GBFranceMelanesiaNew CaledoniaNew Caledonia [NC].97
en-GBFrancePolynesiaAustral IslandsFrench Polynesia [PF].108
en-GBFrancePolynesiaGambier IslandsFrench Polynesia [PF].95
en-GBFrancePolynesiaMarquesas IslandsFrench Polynesia [PF].104
en-GBFrancePolynesiaTuamotu IslandsFrench Polynesia [PF].100
en-GBFrancePolynesiaFrench PolynesiaFrench Polynesia [PF].101
en-GBFrancePolynesiaWallis and FutunaWallis and Futuna [WF]106
en-GBGeorgiaWestern AsiaAbkhazia72
en-GBGeorgiaWestern AsiaSouth Ossetia-Alania74
en-GBHaitiCarraïbesIsland of Navasse27
en-GBIraqWestern AsiaIraqi Kurdistan65
en-GBJapanFar EastKingdom of Ryükyü67
en-GBMaliWest AfricaAzawad1
en-GBMoroccoNorth AfricaSahrawi Arab Democratic RepublicWestern Sahara [EH]3
en-GBMauriceEast AfricaRodrigues19
en-GBMexicoCentral AsiaGuadalupe Island26
en-GBMoldovaEastern EuropeTransnistria86
en-GBNorwayAntarcticaBouvet IslandBouvet Island [BV]60
en-GBNorwayAntarcticaÎle Pierre-Ier53
en-GBNorwayAntarcticaQueen Maud Land55
en-GBNorwayNorthern EuropeSvalbard and Jan MayenSvalbard and Jan Mayen [SJ]84
en-GBNew ZealandAntarcticaRoss dependency52
en-GBNew ZealandAustralia and New ZealandChatham Islands99
en-GBNew ZealandPolynesiaCook IslandsCook Islands [CK]87
en-GBNew ZealandPolynesiaNiueNiue [NU]88
en-GBNew ZealandPolynesiaTokelauTokelau [TK]103
en-GBNetherlandsCarraïbesArubaAruba [AW]29
en-GBNetherlandsCarraïbesBonaireBonaire, St Eustatius and Saba [BQ].31
en-GBNetherlandsCarraïbesCuraçaoCuraçao [CW]34
en-GBNetherlandsCarraïbesSabaBonaire, St Eustatius and Saba [BQ].42
en-GBNetherlandsCarraïbesSaint-EustacheBonaire, St Eustatius and Saba [BQ].44
en-GBNetherlandsCarraïbesSint Maarten (Kingdom of the Netherlands)Sint Maarten (Dutch part) [SX].46
en-GBPortugalNorth AfricaAzores5
en-GBPortugalNorth AfricaMadeira12
en-GBUnited KingdomEast AfricaBritish Indian Ocean TerritoryBritish Indian Ocean Territory [IO].9
en-GBUnited KingdomWest AfricaSt Helena, Ascension and Tristan da CunhaSt. Helena [SH]17
en-GBUnited KingdomNorth AmericaBermudaBermuda [BM]30
en-GBUnited KingdomSouth AmericaSouth Georgia and the South Sandwich IslandsSouth Georgia and the South Sandwich Islands [GS]35
en-GBUnited KingdomSouth AmericaFalkland IslandsFalkland Islands [FK]39
en-GBUnited KingdomAntarcticaBritish Antarctic Territory57
en-GBUnited KingdomWestern AsiaAkrotiri and Dhekelia81
en-GBUnited KingdomCarraïbesAnguillaAnguilla [AI]28
en-GBUnited KingdomCarraïbesCayman IslandsCayman Islands [KY]32
en-GBUnited KingdomCarraïbesTurks and Caicos IslandsTurks and Caicos Islands [TC]48
en-GBUnited KingdomCarraïbesBritish Virgin IslandsBritish Virgin Islands [VG]49
en-GBUnited KingdomCarraïbesMontserratMontserrat [MS]41
en-GBUnited KingdomNorthern EuropeIsle of ManIsle of Man [IM]77
en-GBUnited KingdomSouthern EuropeGibraltarGibraltar [GI]83
en-GBUnited KingdomChannel IslandsGuernseyGuernsey [GG]75
en-GBUnited KingdomChannel IslandsJerseyJersey [JE]76
en-GBUnited KingdomPolynesiaPitcairn IslandsPitcairn [PN]98
en-GBSerbiaSouthern EuropeKosovo78
en-GBSomaliaEast AfricaPount2
en-GBSomaliaEast AfricaSomaliland4
en-GBTanzaniaEast AfricaZanzibar20
en-GBVenezuelaCarraïbesVenezuelan federal dependencies22