| English | eng-000 | XL Airways France |
| français | fra-000 | XL Airways France |
| italiano | ita-000 | XL Airways France |
| Nederlands | nld-000 | XL Airways France |
| Deutsch | deu-000 | XL Airways Germany |
| English | eng-000 | XL Airways Germany |
| Deutsch | deu-000 | XL Airways UK |
| magyar | hun-000 | X. Lajos francia király |
| Ichishkíin Sɨ́nwit | yak-000 | xlak |
| tutunakutachawin | top-000 | xlakata |
| tutunakutachawin | top-000 | xlakatin |
| tutunakutachawin | top-000 | xlakatín |
| la lojban. | jbo-000 | xlali |
| tiếng Việt | vie-000 | xla-lom |
| Chorote | crt-000 | -xlam |
| English | eng-000 | X-lam |
| Yorno-So | dts-001 | X≡lǎ:-m |
| filename extensions | art-335 | xlam |
| Bangi | bni-000 | xlãmbao |
| filename extensions | art-335 | xlamenx |
| TechTarget file types | art-336 | XLAMENX-Egis-encrypted-XLAM-Excel-200 |
| TechTarget file types | art-336 | XLAM-Excel-Add-In-Microsoft-Corporation |
| Uyghurche | uig-001 | xlamidiye |
| Uyghurche | uig-001 | xlamidiye ailisi |
| Uyghurche | uig-001 | xlamidiye etriti |
| Uyghurche | uig-001 | xlamidiye uruqdishi |
| Uyghurche | uig-001 | xlamidobaktériye |
| Uyghurche | uig-001 | xlamidomonada |
| Uyghurche | uig-001 | xlamidomonada ailisi |
| Uyghurche | uig-001 | xlamidomonada yusuni ailisi |
| Uyghurche | uig-001 | xlamidomonada yusuni uruqdishi |
| Uyghurche | uig-001 | xlamidozawr keslenchüki uruqdishi |
| TechTarget file types | art-336 | XLAM-Microsoft-Excel-2007-XML-macro-enabled-add-in-file |
| Chorote | crt-000 | xlamoxlo |
| Chorote | crt-000 | -xlanee |
| Chorote | crt-000 | -xlanek |
| English | eng-000 | XLANG Schedule Drawing File |
| English | eng-000 | XLANG Schedule File |
| dižəʼəxon | zav-000 | Xlao |
| dižəʼəxon | zav-000 | xḻao' |
| Uyghurche | uig-001 | xlapliq qilmaq |
| dižəʼəxon | zav-000 | xḻapə' |
| Togo-Kan | dtk-002 | X lárá |
| Togo-Kan | dtk-002 | X lárá-ì:ⁿ |
| Beni | djm-003 | [X lá:rà:] kɔ́lú-rú |
| English | eng-000 | x-large |
| Hulʼqʼumiʼnumʼ | hur-001 | XLas |
| SENĆOŦEN | str-002 | xLas |
| Togo-Kan | dtk-002 | X lá sìgɛ́ |
| Togo-Kan | dtk-002 | [X là] sìgɛ́ bɛ̀rɛ́ |
| English | eng-000 | xlate object |
| dižəʼəxon | zav-000 | xḻatjə |
| dižəʼəxon | zav-000 | xḻatjəcze |
| Kim Mun | mji-000 | xláu chong² |
| Ātûrāyâ | aii-001 | xlava |
| tiếng Việt | vie-000 | Xla-vơ cổ |
| tiếng Việt | vie-000 | Xla-vơ hoá |
| tiếng Việt | vie-000 | Xla-vơ hóa |
| tiếng Việt | vie-000 | Xla-vơ học |
| tiếng Việt | vie-000 | Xlavơ học |
| Chorote | crt-000 | -xlaxnan |
| ISO 639-3 | art-001 | xlb |
| filename extensions | art-335 | xlb |
| ISO 639-PanLex | art-274 | xlb-000 |
| filename extensions | art-335 | xlb4 |
| TechTarget file types | art-336 | XLB4-Excel-4-Toolbar |
| filename extensions | art-335 | xlb5 |
| TechTarget file types | art-336 | XLB5-Mac-File-Type |
| filename extensions | art-335 | xlb8 |
| TechTarget file types | art-336 | XLB8-Excel-8-Toolbar |
| TechTarget file types | art-336 | XLB-Datafile-Microsoft-Excel |
| filename extensions | art-335 | xlbn |
| TechTarget file types | art-336 | XLBN-Excel-1-spreadsheet |
| TechTarget file types | art-336 | XLBN-Lotus-1-2-3-Worksheet |
| TechTarget file types | art-336 | XLBN-Mac-File-Type |
| TechTarget file types | art-336 | XLB-Toolbar-file-Microsoft-Excel |
| ISO 639-3 | art-001 | xlc |
| ISO 639 | art-005 | xlc |
| filename extensions | art-335 | xlc |
| filename extensions | art-335 | xlc_ |
| ISO 639-PanLex | art-274 | xlc-000 |
| filename extensions | art-335 | xlc3 |
| TechTarget file types | art-336 | XLC3-Excel-3-Chart |
| filename extensions | art-335 | xlc4 |
| TechTarget file types | art-336 | XLC4-Excel-4 |
| Deutsch | deu-000 | XL Capital |
| English | eng-000 | XL Capital Ltd. |
| TechTarget file types | art-336 | XLC-Chart-file-Microsoft-Excel |
| English | eng-000 | XL Center |
| français | fra-000 | XL Center |
| TechTarget file types | art-336 | XLC_-Excel-2-2-Chart |
| English | eng-000 | XL Cola |
| Nederlands | nld-000 | XL Cola |
| ISO 639-3 | art-001 | xld |
| ISO 639 | art-005 | xld |
| filename extensions | art-335 | xld |
| ISO 639-PanLex | art-274 | xld-000 |
| ISO 639-PanLex | art-274 | xld-001 |
| English | eng-000 | XL D-Cell |
| TechTarget file types | art-336 | XLD-Dialogue-file-Microsoft-Excel |
| filename extensions | art-335 | xlde |
| TechTarget file types | art-336 | XLDE-Dialog-Edito |
| English | eng-000 | XL D-Guar |
| Yorno-So | dts-001 | X le |
| ISO 639-3 | art-001 | xle |
| Weicheng | cng-009 | xle |
| la lojban. | jbo-000 | xle |
| English | eng-000 | X-League |
| Yorno-So | dts-001 | [X le] àjìrê: á: |
| Nanaj | gld-000 | xleb |
| bălgarski ezik | bul-001 | xlebárka |
| Yorno-So | dts-001 | [X le] bàr-ɛ́: |
| tombo so | dbu-001 | X le búrú-gó wɔ̀ |
| Yorno-So | dts-001 | [X lè] bɛ̀rú gú |
| dižəʼəxon | zav-000 | xḻec |
| dižəʼəxon | zav-000 | xḻech |
| dižəʼəxon | zav-000 | xḻecw |
| Yorno-So | dts-001 | [X lè] dìg-í: yé: |
| Yorno-So | dts-001 | [X lè] dímɛ́-n |
| Yorno-So | dts-001 | [X le] dímɛ́n gàlá |
| dižəʼəxon | zav-000 | xḻe'ej |
| Perge Tegu | djm-004 | [X lè] éléré |
| Perge Tegu | djm-004 | [X lè] éléré-sà |
| Perge Tegu | djm-004 | [X lè] élérú-wé |
| dižəʼəxon | zav-000 | xḻe'eṉ |
| Perge Tegu | djm-004 | [X lè] éré |
| English | eng-000 | X-leg |
| dižaʼxon | zpq-000 | xḻega |
| Yorno-So | dts-001 | [X le] gàlá |
| Perge Tegu | djm-004 | [X lè] gáñɛ̀ gáñɛ́ |
| Perge Tegu | djm-004 | [X le] há:sidá:gù kárⁿá |
| Perge Tegu | djm-004 | [X lè] há:sídì há:sídɛ́ |
| português | por-000 | xleilão eletrônico |
| Yorno-So | dts-001 | X lèjù |
| Yorno-So | dts-001 | [X le] kírⁿɛ́ |
| Secwepemctsín | shs-000 | xlem |
| Deutsch | deu-000 | Xlendi |
| English | eng-000 | Xlendi |
| Nederlands | nld-000 | Xlendi |
| Chorote | crt-000 | -xleni |
| suomi | fin-000 | X-lentokoneet |
| Secwepemctsín | shs-000 | xlentos |
| magyar | hun-000 | X. Leó pápa |
| Chorote | crt-000 | -xles |
| tombo so | dbu-001 | X le síɛ́-gó wɔ̀ |
| dižəʼəxon | zav-000 | xḻešə' |
| English | eng-000 | Xlet |
| polski | pol-000 | Xlet |
| Perge Tegu | djm-004 | [X lè] tànî: táŋgá |
| English | eng-000 | x letter |
| Yorno-So | dts-001 | [X le] wɛ̀jɛ́ |
| TechTarget file types | art-336 | XL-Excel-Spreadsheet-Microsoft-Corporation |
| tombo so | dbu-001 | X le X le |
| Spokane | spo-000 | Xlexw~ |
| Montana Salish | fla-001 | xl"exw~ |
| Secwepemctsín | shs-000 | xlexw~ |
| dižəʼəxon | zav-000 | xḻeyjo |
| Yorno-So | dts-001 | [X lè=>] [Y lè=>] bèmnà: nɛ̀ |
| Yorno-So | dts-001 | [X lè=>] [Y lè=>] gòbê: kí-kɛ́w |
| dižəʼəxon | zav-000 | xḻežə' |
| Yorno-So | dts-001 | [X lé] ɛ̀jú wɔ̀ |
| tombo so | dbu-001 | X le ɛ̀lɛ̀lú wɔ̀ |
| filename extensions | art-335 | xlf |
| Peace Corps 2007 Tamazight | tzm-009 | xlf |
| TechTarget file types | art-336 | XLF-Crystal-Xcelsius-Visualization-Business-Objects-SA |
| TechTarget file types | art-336 | XLF-XLIFF-Document |
| TechTarget file types | art-336 | XLF-XLIFF-XML-Localization-Interchange-File-Format-Header |
| ISO 639-3 | art-001 | xlg |
| ISO 639 | art-005 | xlg |
| filename extensions | art-335 | xlg |
| ISO 639-PanLex | art-274 | xlg-000 |
| TechTarget file types | art-336 | XLG-AutoCAD-XREF-Log-Autodesk-Inc |
| filename extensions | art-335 | xlgc |
| English | eng-000 | XL Guar |
| TechTarget file types | art-336 | XLG-Xnetech-Engraving-Logo-File |
| diidza xhon | zad-000 | xlhega |
| diidxazá | zap-000 | xlhega |
| Nuxálk | blc-000 | -xli |
| Spokane | spo-000 | XL"i |
| ISO 639-3 | art-001 | xli |
| Universal Networking Language | art-253 | xli |
| English | eng-000 | xli |
| suomi | fin-000 | xli |
| la lojban. | jbo-000 | xli |
| Ellinika | ell-003 | xlia’ros |
| Zapoteco de San Dionisio Ocotepec | ztu-000 | xliaʼsy |
| English | eng-000 | Xlib |
| français | fra-000 | Xlib |
| 日本語 | jpn-000 | Xlib |
| русский | rus-000 | Xlib |
| español | spa-000 | Xlib |
| English | eng-000 | XLib Compiled Bitmap |
| Sambahsa-mundialect | art-288 | xliche |
| Universal Networking Language | art-253 | XL(icl>number) |
| dižəʼəxon | zav-000 | xḻid |
| dižaʼxon | zpq-000 | xḻid |
| English | eng-000 | XLIFF |
| русский | rus-000 | XLIFF |
| filename extensions | art-335 | xliff |
| English | eng-000 | XLIFF Document |
| English | eng-000 | XLIFF Localization File |
| English | eng-000 | XLIFF - XML Localization Interchange File Format Header |
| Huzhu Mongghul | mjg-001 | xliga |
| Esperanto | epo-000 | X-ligita geno |
| Esperanto | epo-000 | X-ligita heredo |
| Universal Networking Language | art-253 | xlii |
| English | eng-000 | xlii |
| suomi | fin-000 | xlii |
| Atkan | ale-001 | xliibam ukinaa |
| Atkan | ale-001 | xliibax̂ |
| Universal Networking Language | art-253 | XLI(icl>number) |
| Universal Networking Language | art-253 | xliii |
| English | eng-000 | xliii |
| suomi | fin-000 | xliii |
| Universal Networking Language | art-253 | XLII(icl>number) |
| Universal Networking Language | art-253 | XLIII(icl>number) |
| Unangam Tunuu | ale-000 | xliimax̂ |
| tutunakutachawin | top-000 | xlikana |
| tutunakutachawin | top-000 | xlilamat |
| tutunakutachawin | top-000 | xlimanikansinta |
| tutunakutachawin | top-000 | xlimu |
| dižəʼəxon | zav-000 | xḻin' |
| English | eng-000 | X line |
| English | eng-000 | X-line |
| English | eng-000 | x-line |
| English | eng-000 | X-lined |
| Chorote | crt-000 | -xlini |
| Deutsch | deu-000 | XLink |
| English | eng-000 | XLink |
| suomi | fin-000 | XLink |
| français | fra-000 | XLink |
| íslenska | isl-000 | XLink |
| italiano | ita-000 | XLink |
| 日本語 | jpn-000 | XLink |
| Nederlands | nld-000 | XLink |
| polski | pol-000 | XLink |
| русский | rus-000 | XLink |
| español | spa-000 | XLink |
| svenska | swe-000 | XLink |
| Türkçe | tur-000 | XLink |
| hyw-001 | xlink | |
| English | eng-000 | X linked |
| Universal Networking Language | art-253 | X-linked |
| English | eng-000 | X-linked |
| English | eng-000 | x-linked |
| English | eng-000 | X-linked disease |
| English | eng-000 | X-linked dominant inheritance |
| English | eng-000 | X-linked gene |
| English | eng-000 | X-linked recessive inheritance |
| English | eng-000 | X-linked recessive-inheritance |
| English | eng-000 | X-linked SCID |
| Deutsch | deu-000 | XLink Kai |
| English | eng-000 | XLink Kai |
| svenska | swe-000 | XLink Kai |
| 日本語 | jpn-000 | Xlink Kai |
| dižəʼəxon | zav-000 | xḻi'o |
| Chorote | crt-000 | -xlis |
| English | eng-000 | XLispStat |
| français | fra-000 | XLispStat |
| Deutsch | deu-000 | X-Lite |
| English | eng-000 | X-Lite |
| polski | pol-000 | X-Lite |
| English | eng-000 | XLITE 3D file |
| tutunakutachawin | top-000 | xlítipnistaku |
| Lingít | tli-000 | -xˀ + li-toow |
| Huzhu Mongghul | mjg-001 | xliudi |
| Universal Networking Language | art-253 | xliv |
| English | eng-000 | xliv |
| suomi | fin-000 | xliv |
| Universal Networking Language | art-253 | XLIV(icl>number) |
| Zapoteco de San Dionisio Ocotepec | ztu-000 | xliw |
| Mawo | cng-001 | xliɑpi xqæ |
| bălgarski ezik | bul-001 | xljáb |
| filename extensions | art-335 | xlk |
| TechTarget file types | art-336 | XLK-Backup-file-Microsoft-Excel |
| filename extensions | art-335 | xll |
| filename extensions | art-335 | xll_ |
| TechTarget file types | art-336 | XLL-Add-in-file-Microsoft-Excel |
| TechTarget file types | art-336 | XLL-Dynamic-link-library-Microsoft-Excel |
| English | eng-000 | XL Left Border |
| English | eng-000 | XL Leisure Group |
| français | fra-000 | XL Leisure Group |
| italiano | ita-000 | XL Leisure Group |
| TechTarget file types | art-336 | XLL_-Excel-4-Add-In |
| Peace Corps 2007 Tamazight | tzm-009 | xllf |
| Kwikapa | coc-000 | xllis |
| Bangi | bni-000 | xlllbunt |
| Peace Corps 2007 Tamazight | tzm-009 | xllṣ |
| Peace Corps 2007 Tamazight | tzm-009 | xllṭ |
| Kwikapa | coc-000 | xllyʼa |
| filename extensions | art-335 | xlm |
| filename extensions | art-335 | xlm_ |
| filename extensions | art-335 | xlm3 |
| TechTarget file types | art-336 | XLM3-Excel-Macro-File |
| filename extensions | art-335 | xlm4 |
| TechTarget file types | art-336 | XLM4-Excel-Macro-File |
| English | eng-000 | XLM Cell |