🌐EnglishEnglishDeutschEspañolFrançaisItalianoPolskiTürkçeفارسی中文日本語EntityQ4736768· pop 20· linked from 67 articlesAltoAlso known as Alto, California, Alto, CAcensus-designated place in Marin County, CaliforniaWikidata factsDialing code415Sources (7)wikidata.orggeonames.usgs.goven.wikipedia.orgdata.census.govdata.census.govdata.census.govuk.wikipedia.orgOn the mapAvailable in 20 languagesEspañolFrançais中文ItalianoazbBasqueCebuanoChechenCroatianGilakiConnectionsSan Mateo CountyEntityUnited States Census BureauEntityCategoriesCensus-designated places in CaliforniaCensus-designated places in Marin County, California