.fm为密克罗尼西亚联邦国家及地区顶级域（ccTLD）的域名。著名线上音乐网站last.fm、douban.fm(豆瓣电台)均为此域名使用者，取其调频（FM）广播之意[1]。
 | 此条目需要扩充。 (2018年3月29日) |
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