Iso 3166-2
国际标准化组织（ISO）个ISO 3166-2国际标准是ISO 3166个第二部分，定义约3700个国家或地区个主要行政区代码。每一行政区代码格式为“国家缩写-行政区代码”，国家缩写是ISO 3166-1个两字代码，行政区代码则经常依据各国标准，以字母、数字或混用个方式，制定一到三字个代码。
This article uses material from the Wikipedia 吴语 article ISO 3166-2, which is released under the Creative Commons Attribution-ShareAlike 3.0 license ("CC BY-SA 3.0"); additional terms may apply (view authors). 除非另外声明，内容用CC BY-SA 4.0授权。 Images, videos and audio are available under their respective licenses.
®Wikipedia is a registered trademark of the Wiki Foundation, Inc. Wiki 吴语 (DUHOCTRUNGQUOC.VN) is an independent company and has no affiliation with Wiki Foundation.