"Zipcode" is a term primarily used in the United States and refers to the postal code or ZIP code. It is a numerical code used by the United States Postal Service (USPS) to identify specific geographic regions for efficient mail sorting and delivery. ZIP codes typically consist of five digits, although there are also ZIP+4 codes that include an additional four digits for more precise location identification. The ZIP code system helps ensure accurate and timely delivery of mail and packages within the United States.

"Zipcode" 是一个名词，指的是邮政编码。邮政编码是一种用于标识邮政寄递目的地的数字码，用于帮助邮递员快速准确地将邮件投递到正确的地址。不同国家和地区有不同的邮政编码系统，以确保邮件能够准确地送达。邮政编码通常由一串数字组成，可以帮助邮局和邮递服务识别目的地并进行分类和投递。