In this article, I have provided a list of language codes that are used in many countries. If you want to make your website available in multiple languages, you will need to use the language codes corresponding to the countries you wish to target for translation.
HTML Language Codes
| S.No. | Country Language | ISO Code |
| 1 | Abkhazian | ab |
| 2 | Afar | aa |
| 3 | Afrikaans | af |
| 4 | Akan | ak |
| 5 | Albanian | sq |
| 6 | Amharic | am |
| 7 | Arabic | ar |
| 8 | Aragonese | an |
| 9 | Armenian | hy |
| 10 | Assamese | as |
| 11 | Avaric | av |
| 12 | Avestan | ae |
| 13 | Aymara | ay |
| 14 | Azerbaijani | az |
| 15 | Bambara | bm |
| 16 | Bashkir | ba |
| 17 | Basque | eu |
| 18 | Belarusian | be |
| 19 | Bengali (Bangla) | bn |
| 20 | Bihari | bh |
| 21 | Bislama | bi |
| 22 | Bosnian | bs |
| 23 | Breton | br |
| 24 | Bulgarian | bg |
| 25 | Burmese | my |
| 26 | Catalan | ca |
| 27 | Chamorro | ch |
| 28 | Chechen | ce |
| 29 | Chichewa, Chewa, Nyanja | ny |
| 30 | Chinese | zh |
| 31 | Chinese (Simplified) | zh-Hans |
| 32 | Chinese (Traditional) | zh-Hant |
| 33 | Chuvash | cv |
| 34 | Cornish | kw |
| 35 | Corsican | co |
| 36 | Cree | cr |
| 37 | Croatian | hr |
| 38 | Czech | cs |
| 39 | Danish | da |
| 40 | Divehi, Dhivehi, Maldivian | dv |
| 41 | Dutch | nl |
| 42 | Dzongkha | dz |
| 43 | English | en |
| 44 | Esperanto | eo |
| 45 | Estonian | et |
| 46 | Ewe | ee |
| 47 | Faroese | fo |
| 48 | Fijian | fj |
| 49 | Finnish | fi |
| 50 | French | fr |
| 51 | Fula, Fulah, Pulaar, Pular | ff |
| 52 | Galician | gl |
| 53 | Gaelic (Scottish) | gd |
| 54 | Gaelic (Manx) | gv |
| 55 | Georgian | ka |
| 56 | German | de |
| 57 | Greek | el |
| 58 | Greenlandic | kl |
| 59 | Guarani | gn |
| 60 | Gujarati | gu |
| 61 | Haitian Creole | ht |
| 62 | Hausa | ha |
| 63 | Hebrew | he |
| 64 | Herero | hz |
| 65 | Hindi | hi |
| 66 | Hiri Motu | ho |
| 67 | Hungarian | hu |
| 68 | Icelandic | is |
| 69 | Ido | io |
| 70 | Igbo | ig |
| 71 | Indonesian | id, in |
| 72 | Interlingua | ia |
| 73 | Interlingue | ie |
| 74 | Inuktitut | iu |
| 75 | Inupiak | ik |
| 76 | Irish | ga |
| 77 | Italian | it |
| 78 | Japanese | ja |
| 79 | Javanese | jv |
| 80 | Kalaallisut, Greenlandic | kl |
| 81 | Kannada | kn |
| 82 | Kanuri | kr |
| 83 | Kashmiri | ks |
| 84 | Kazakh | kk |
| 85 | Khmer | km |
| 86 | Kikuyu | ki |
| 87 | Kinyarwanda (Rwanda) | rw |
| 88 | Kirundi | rn |
| 89 | Kyrgyz | ky |
| 90 | Komi | kv |
| 91 | Kongo | kg |
| 92 | Korean | ko |
| 93 | Kurdish | ku |
| 94 | Kwanyama | kj |
| 95 | Lao | lo |
| 96 | Latin | la |
| 97 | Latvian (Lettish) | lv |
| 98 | Limburgish ( Limburger) | li |
| 99 | Lingala | ln |
| 100 | Lithuanian | lt |
| 101 | Luga-Katanga | lu |
| 102 | Luganda, Ganda | lg |
| 103 | Luxembourgish | lb |
| 104 | Manx | gv |
| 105 | Macedonian | mk |
| 106 | Malagasy | mg |
| 107 | Malay | ms |
| 108 | Malayalam | ml |
| 109 | Maltese | mt |
| 110 | Maori | mi |
| 111 | Marathi | mr |
| 112 | Marshallese | mh |
| 113 | Moldavian | mo |
| 114 | Mongolian | mn |
| 115 | Nauru | na |
| 116 | Navajo | nv |
| 117 | Ndonga | ng |
| 118 | Northern Ndebele | nd |
| 119 | Nepali | ne |
| 120 | Norwegian | no |
| 121 | Norwegian bokmål | nb |
| 122 | Norwegian nynorsk | nn |
| 123 | Nuosu | ii |
| 124 | Occitan | oc |
| 125 | Ojibwe | oj |
| 126 | Old Church Slavonic, Old Bulgarian | cu |
| 127 | Oriya | or |
| 128 | Oromo (Afaan Oromo) | om |
| 129 | Ossetian | os |
| 130 | Pāli | pi |
| 131 | Pashto, Pushto | ps |
| 132 | Persian (Farsi) | fa |
| 133 | Polish | pl |
| 134 | Portuguese | pt |
| 135 | Punjabi (Eastern) | pa |
| 136 | Quechua | qu |
| 137 | Romansh | rm |
| 138 | Romanian | ro |
| 139 | Russian | ru |
| 140 | Sami | se |
| 141 | Samoan | sm |
| 142 | Sango | sg |
| 143 | Sanskrit | sa |
| 144 | Serbian | sr |
| 145 | Serbo-Croatian | sh |
| 146 | Sesotho | st |
| 147 | Setswana | tn |
| 148 | Shona | sn |
| 149 | Sichuan Yi | ii |
| 150 | Sindhi | sd |
| 151 | Sinhalese | si |
| 152 | Siswati | ss |
| 153 | Slovak | sk |
| 154 | Slovenian | sl |
| 155 | Somali | so |
| 156 | Southern Ndebele | nr |
| 157 | Spanish | es |
| 158 | Sundanese | su |
| 159 | Swahili (Kiswahili) | sw |
| 160 | Swati | ss |
| 161 | Swedish | sv |
| 162 | Tagalog | tl |
| 163 | Tahitian | ty |
| 164 | Tajik | tg |
| 165 | Tamil | ta |
| 166 | Tatar | tt |
| 167 | Telugu | te |
| 168 | Thai | th |
| 169 | Tibetan | bo |
| 170 | Tigrinya | ti |
| 171 | Tonga | to |
| 172 | Tsonga | ts |
| 173 | Turkish | tr |
| 174 | Turkmen | tk |
| 175 | Twi | tw |
| 176 | Uyghur | ug |
| 177 | Ukrainian | uk |
| 178 | Urdu | ur |
| 179 | Uzbek | uz |
| 180 | Venda | ve |
| 181 | Vietnamese | vi |
| 182 | Volapük | vo |
| 183 | Wallon | wa |
| 184 | Welsh | cy |
| 185 | Wolof | wo |
| 186 | Western Frisian | fy |
| 187 | Xhosa | xh |
| 188 | Yiddish | yi, ji |
| 189 | Yoruba | yo |
| 190 | Zhuang, Chuang | za |
| 191 | Zulu | zu |
Best Video to Understand Multi-Language Websites