| English | eng-000 | P.&K. |
| Esperanto | epo-000 | P.K. |
| Türkçe | tur-000 | P.K. |
| ISO 3166 alpha | art-006 | PK |
| GeoNames Feature Codes | art-286 | PK |
| bălgarski ezik | bul-001 | PK |
| Deutsch | deu-000 | PK |
| English | eng-000 | PK |
| Nihongo | jpn-001 | PK |
| mundaŋ | mua-000 | PK |
| polski | pol-000 | PK |
| Ishisangu | sbp-000 | PK |
| svenska | swe-000 | PK |
| Türkçe | tur-000 | PK |
| latviešu | lvs-000 | Pk |
| Esperanto | epo-000 | p.K. |
| ʔanhpün tzame | zoh-000 | p@k |
| Esperanto | epo-000 | pK |
| filename extensions | art-335 | pk |
| English | eng-000 | pk |
| Nederlands | nld-000 | pk |
| svenska | swe-000 | pk |
| türkmençe | tuk-000 | pk |
| oʻzbek | uzn-000 | pk |
| dansk | dan-000 | pk. |
| Esperanto | epo-000 | pk. |
| filename extensions | art-335 | pk2 |
| TechTarget file types | art-336 | PK2-Quake-2-data-file-id-Software |
| TechTarget file types | art-336 | PK2-Silkroad-Online-Game-Data-File |
| TechTarget file types | art-336 | PK2-XS-game-file |
| filename extensions | art-335 | pk3 |
| français | fra-000 | PK-35 Helsinki |
| Nederlands | nld-000 | PK-35 Helsinki |
| TechTarget file types | art-336 | PK3-American-McGee-Alice-Archive-Electronic-Arts-Inc |
| TechTarget file types | art-336 | PK3-Heavy-Metal-F-A-K-K-2-Archive |
| TechTarget file types | art-336 | PK3-Medal-of-Honor-Allied-Assault |
| TechTarget file types | art-336 | PK3-Quake-3-data-file-id-Software |
| TechTarget file types | art-336 | PK3-Quake-3-game-data-Header |
| TechTarget file types | art-336 | PK3-Quake-III-Engine-PAK-File |
| TechTarget file types | art-336 | PK3-Quake-Live-game-file |
| TechTarget file types | art-336 | PK3-Return-to-Castle-Wolfenstein-PAK-File |
| filename extensions | art-335 | pk4 |
| TechTarget file types | art-336 | PK4-Compressed-Pack-Pak-ZIP-file |
| TechTarget file types | art-336 | PK4-Doom-3-Engine-Game-Data-File |
| TechTarget file types | art-336 | PK4-Railroad-Tycoon-3-Packaged-Graphics-PopTop-Software-Inc |
| filename extensions | art-335 | pk7 |
| TechTarget file types | art-336 | PK7-Signed-Electronic-bill |
| suomi | fin-000 | PKA |
| ISO 639-3 | art-001 | pka |
| filename extensions | art-335 | pka |
| Markweta | enb-000 | pka |
| Fate | erk-000 | p̃ka |
| ISO 639-PanLex | art-274 | pka-000 |
| ISO 639-PanLex | art-274 | pka-001 |
| ISO 639-PanLex | art-274 | pka-002 |
| ISO 639-PanLex | art-274 | pka-003 |
| Fate | erk-000 | pkaal |
| toskërishte | als-000 | pkaçkitën |
| TechTarget file types | art-336 | PKA-Compressed-file-archive-PKARC |
| Arāmît | oar-000 | pḳad |
| Fate | erk-000 | pkafu |
| Iñupiat | esi-000 | -pkaġ- |
| Muisca | chb-000 | pkahac̷̣a |
| Ilakia | awb-001 | pkaiʔ |
| Cheʼ Wong | cwg-000 | pkak |
| Fate | erk-000 | pkal |
| Gününa Küne | pue-000 | -pkalɨxɨ |
| Yimas | yee-000 | pkam |
| Kamwe—Higi-Nkafa | hig-002 | pkamàlɛ |
| Cheʼ Wong | cwg-000 | pkan |
| Markweta | enb-000 | pkan |
| Fate | erk-000 | pkapun |
| Hyam | jab-000 | *pkarson |
| Fate | erk-000 | pkasai |
| Fate | erk-000 | pkastes |
| Fate | erk-000 | p̃kasus |
| Taungtha | czt-001 | p-k’at |
| Punan Kelai | sge-000 | pkat |
| Silozi | loz-000 | p katile |
| Páez | pbb-000 | pkaw- |
| polski | pol-000 | PKB |
| ISO 639-3 | art-001 | pkb |
| filename extensions | art-335 | pkb |
| polski | pol-000 | pkb |
| español | spa-000 | pkb |
| ISO 639-PanLex | art-274 | pkb-000 |
| ISO 3166-2 | art-416 | PK-BA |
| English | eng-000 | P. K. Balakrishnan |
| TechTarget file types | art-336 | PKB-Oracle-Package-Body-File |
| TechTarget file types | art-336 | PKB-QuickPOS-Point-Of-Sale-Keyboard-Layout-File |
| polski | pol-000 | PKB realny |
| ISO 639-3 | art-001 | pkc |
| ISO 639-PanLex | art-274 | pkc-000 |
| Deutsch | deu-000 | PKCS |
| English | eng-000 | PKCS |
| français | fra-000 | PKCS |
| italiano | ita-000 | PKCS |
| 日本語 | jpn-000 | PKCS |
| Hangungmal | kor-001 | PKCS |
| português | por-000 | PKCS |
| español | spa-000 | PKCS |
| svenska | swe-000 | PKCS |
| tiếng Việt | vie-000 | PKCS |
| 普通话 | cmn-000 | PKCS #10 |
| dansk | dan-000 | PKCS #10 |
| Deutsch | deu-000 | PKCS #10 |
| ελληνικά | ell-000 | PKCS #10 |
| English | eng-000 | PKCS #10 |
| suomi | fin-000 | PKCS #10 |
| français | fra-000 | PKCS #10 |
| עברית | heb-000 | PKCS #10 |
| magyar | hun-000 | PKCS #10 |
| italiano | ita-000 | PKCS #10 |
| 日本語 | jpn-000 | PKCS #10 |
| Hangungmal | kor-001 | PKCS #10 |
| lietuvių | lit-000 | PKCS #10 |
| Nederlands | nld-000 | PKCS #10 |
| bokmål | nob-000 | PKCS #10 |
| português | por-000 | PKCS #10 |
| slovenščina | slv-000 | PKCS #10 |
| español | spa-000 | PKCS #10 |
| svenska | swe-000 | PKCS #10 |
| ภาษาไทย | tha-000 | PKCS #10 |
| Türkçe | tur-000 | PKCS #10 |
| русский | rus-000 | PKCS 10 |
| العربية | arb-000 | PKCS#10 |
| 普通话 | cmn-000 | PKCS #12 |
| dansk | dan-000 | PKCS #12 |
| Deutsch | deu-000 | PKCS #12 |
| ελληνικά | ell-000 | PKCS #12 |
| English | eng-000 | PKCS #12 |
| suomi | fin-000 | PKCS #12 |
| français | fra-000 | PKCS #12 |
| עברית | heb-000 | PKCS #12 |
| magyar | hun-000 | PKCS #12 |
| italiano | ita-000 | PKCS #12 |
| 日本語 | jpn-000 | PKCS #12 |
| Hangungmal | kor-001 | PKCS #12 |
| lietuvių | lit-000 | PKCS #12 |
| Nederlands | nld-000 | PKCS #12 |
| bokmål | nob-000 | PKCS #12 |
| polski | pol-000 | PKCS #12 |
| português | por-000 | PKCS #12 |
| slovenščina | slv-000 | PKCS #12 |
| español | spa-000 | PKCS #12 |
| svenska | swe-000 | PKCS #12 |
| ภาษาไทย | tha-000 | PKCS #12 |
| Türkçe | tur-000 | PKCS #12 |
| русский | rus-000 | PKCS 12 |
| العربية | arb-000 | PKCS#12 |
| English | eng-000 | PKCS #12 Certificate File |
| 普通话 | cmn-000 | PKCS #7 |
| dansk | dan-000 | PKCS #7 |
| Deutsch | deu-000 | PKCS #7 |
| ελληνικά | ell-000 | PKCS #7 |
| English | eng-000 | PKCS #7 |
| suomi | fin-000 | PKCS #7 |
| français | fra-000 | PKCS #7 |
| עברית | heb-000 | PKCS #7 |
| magyar | hun-000 | PKCS #7 |
| italiano | ita-000 | PKCS #7 |
| 日本語 | jpn-000 | PKCS #7 |
| Hangungmal | kor-001 | PKCS #7 |
| lietuvių | lit-000 | PKCS #7 |
| Nederlands | nld-000 | PKCS #7 |
| bokmål | nob-000 | PKCS #7 |
| polski | pol-000 | PKCS #7 |
| português | por-000 | PKCS #7 |
| slovenščina | slv-000 | PKCS #7 |
| español | spa-000 | PKCS #7 |
| svenska | swe-000 | PKCS #7 |
| ภาษาไทย | tha-000 | PKCS #7 |
| Türkçe | tur-000 | PKCS #7 |
| русский | rus-000 | PKCS 7 |
| العربية | arb-000 | PKCS#7 |
| English | eng-000 | PKCS7 Attribute |
| English | eng-000 | PKCS #7 Certificate |
| English | eng-000 | PKCS #7 Certificate File |
| English | eng-000 | PKCS 7 Data |
| English | eng-000 | PKCS 7 Digested |
| English | eng-000 | PKCS #7 Digital Certificate File |
| Türkçe | tur-000 | PKCS7 İletisi |
| Türkçe | tur-000 | PKCS 7 İmzalı |
| English | eng-000 | PKCS7 Message |
| English | eng-000 | PKCS #7 MIME Message |
| Türkçe | tur-000 | PKCS7 Özniteliği |
| English | eng-000 | PKCS #7 Signature |
| English | eng-000 | PKCS7 signature DSA |
| English | eng-000 | PKCS #7 Signature Header |
| English | eng-000 | PKCS7 signature MD5 + RSA |
| English | eng-000 | PKCS 7 Signed |
| Türkçe | tur-000 | PKCS 7 Sindirilmiş |
| Türkçe | tur-000 | PKCS 7 Verisi |
| português | por-000 | PKCS no 10 |
| português | por-000 | PKCS no 12 |
| português | por-000 | PKCS no 7 |
| lietuvių | lit-000 | PKCS (šifravimo viešojo rakto metodu standartai) |
| English | eng-000 | PKD |
| français | fra-000 | PKD |
| filename extensions | art-335 | pkd |
| English | eng-000 | pkd |
| TechTarget file types | art-336 | PKD-Amiga-PackDev-disk-archive |
| TechTarget file types | art-336 | PKD-PowerKaraoke-Project-File-PAW |
| TechTarget file types | art-336 | PKD-Top-Secret-Crypto-Gold-compressed-file |
| TechTarget file types | art-336 | PKD-Turbo-Pascal-Dos-compressed-Batch-file |
| Deutsch | deu-000 | Pk-DÜNGER |
| Kofa | nfu-000 | p̌̌kě |
| français | fra-000 | pkèce de résistance |
| Teribe | tfr-000 | pkégn-de |
| isiZulu | zul-000 | pkeka |
| Puliklah | yur-000 | pkench |
| Puliklah | yur-000 | pkencheni |
| chiShona | sna-000 | -pkera |
| suomi | fin-000 | pkesk |
| filename extensions | art-335 | pkey |
| Puliklah | yur-000 | pkeʼy |
| English | eng-000 | PKF |
| filename extensions | art-335 | pkf |
| TechTarget file types | art-336 | PKF-ARTiSAN-Real-time-Studio |
| English | eng-000 | PK fruit |
| TechTarget file types | art-336 | PKF-SecretAgent-Key-File |
| ISO 639-3 | art-001 | pkg |
| filename extensions | art-335 | pkg |
| English | eng-000 | pkg |
| English | eng-000 | pkg. |
| filename extensions | art-335 | pkg_ |
| ISO 639-PanLex | art-274 | pkg-000 |
| TechTarget file types | art-336 | PKG_-Apple-Newton-package-file |
| ISO 3166-2 | art-416 | PK-GB |
| filename extensions | art-335 | pkgdef |
| TechTarget file types | art-336 | PKGDEF-Microsoft-Visual-Studio-Shell-file |
| TechTarget file types | art-336 | PKG-Developer-Studio-application-extension-similar-to-a-DLL-file-Microsoft |
| English | eng-000 | pkge |
| íslenska | isl-000 | pK-gildi |
| TechTarget file types | art-336 | PKG-Installer-script-NEXT |
| filename extensions | art-335 | pkglist |
| TechTarget file types | art-336 | PKGLIST-Pepper-Keeper-Package-Installation-File-Pepper-Computer-Inc |
| filename extensions | art-335 | pkgundef |
| TechTarget file types | art-336 | PKGUNDEF-Microsoft-Visual-Studio-Shell-file |
| ISO 639-3 | art-001 | pkh |
| filename extensions | art-335 | pkh |
| ISO 639-PanLex | art-274 | pkh-000 |
| Ikalanga | kck-000 | pkha |
| Páez | pbb-000 | pkhaakhe-ni yat |
| Páez | pbb-000 | pkhakh- |
| Ikalanga | kck-000 | pkhanya |
| Ikalanga | kck-000 | pkhaya |
| Páez | pbb-000 | pkhiky- |
| Ikalanga | kck-000 | pkhita |
| Ikalanga | kck-000 | pkhizi |
| TechTarget file types | art-336 | PKH-Oracle-Package-File |
| العربية | arb-000 | PKI |
| bălgarski ezik | bul-001 | PKI |
| 普通话 | cmn-000 | PKI |
| dansk | dan-000 | PKI |
| Deutsch | deu-000 | PKI |
| eesti | ekk-000 | PKI |
| ελληνικά | ell-000 | PKI |
| English | eng-000 | PKI |
| français | fra-000 | PKI |
| עברית | heb-000 | PKI |
| Hindi | hin-002 | PKI |
| bahasa Indonesia | ind-000 | PKI |
| italiano | ita-000 | PKI |
| 日本語 | jpn-000 | PKI |
| Hangungmal | kor-001 | PKI |
| lietuvių | lit-000 | PKI |
| Nederlands | nld-000 | PKI |
| bokmål | nob-000 | PKI |
| polski | pol-000 | PKI |
| português | por-000 | PKI |
| română | ron-000 | PKI |
| русский | rus-000 | PKI |
| slovenčina | slk-000 | PKI |
| español | spa-000 | PKI |
| srpski | srp-001 | PKI |
| svenska | swe-000 | PKI |
| ภาษาไทย | tha-000 | PKI |
| Türkçe | tur-000 | PKI |
| українська | ukr-000 | PKI |
| filename extensions | art-335 | pki |
| Texmelucan Zapotec | zpz-000 | pki |
| Nihongo | jpn-001 | Ｐki |
| Nederlands | nld-000 | PKI-certificaat |
| English | eng-000 | PKI certificate |
| dansk | dan-000 | PKI-certifikat |
| svenska | swe-000 | PKI-certifikat |
| svenska | swe-000 | PKI-certifikat (Public Key Infrastructure) |
| TechTarget file types | art-336 | PKI-Entrust-public-key-infrastructure-file-format |
| Muisca | chb-000 | pkihic̷̣u-k c̷̣ona |
| Malecite-Passamaquoddy | pqm-000 | pkihkon |
| Malecite-Passamaquoddy | pqm-000 | pkihkonahtoq |
| Malecite-Passamaquoddy | pqm-000 | pkihkonap |
| Malecite-Passamaquoddy | pqm-000 | pkihkonatkuk |
| latviešu | lvs-000 | PKI infrastruktūra |
| svenska | swe-000 | PKI (Public Key Infrastructure) |
| dansk | dan-000 | PKI (public key infrastructure) |
| ISO 3166-2 | art-416 | PK-IS |
| Türkçe | tur-000 | PKI sertifikası |
| bokmål | nob-000 | PKI-sertifikat |
| bokmål | nob-000 | PKI-sertifikat (Public Key Infrastructure) |
| Deutsch | deu-000 | PKI-Zertifikat |
| Ganglau | ggl-000 | pkiŋkeŋ |
| Páez | pbb-000 | pkiʔh |
| Páez | pbb-000 | pkiʔh- |
| Páez | pbb-000 | pkiʔta- |
| Páez | pbb-000 | pkiʔta-ni-sa |
| ISO 3166-2 | art-416 | PK-JK |
| luenga aragonesa | arg-000 | PKK |
| català | cat-000 | PKK |
| dansk | dan-000 | PKK |
| Deutsch | deu-000 | PKK |
| English | eng-000 | PKK |
| Esperanto | epo-000 | PKK |
| suomi | fin-000 | PKK |
| français | fra-000 | PKK |
| galego | glg-000 | PKK |
| hrvatski | hrv-000 | PKK |
| қазақ | kaz-000 | PKK |
| Kurmancî | kmr-000 | PKK |
| español | spa-000 | PKK |
| svenska | swe-000 | PKK |
| Türkçe | tur-000 | PKK |