area code

音标发音

Here the update is used to blacken out all but the area code of the phone number.
下面的更新 “掩盖” 电话号码的所有部分，只留下地区编码。
You have to list your local phone number, with the area code, to help the engines connect you to your location.
你必须将自己的本地电话张贴上去，附带上邮政编码，以让搜索引擎能够将这些信息与你的方位联系起来。
blog.sina.com.cn
The WHILE loop scans the input array; when an element begins with the required area code, it is added to the output array.
WHILE 循环扫描输入阵列；在元素以所需的区域代码开始时，将其添加到输出阵列。

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a series of numbers used before the main phone number when you phone someone outside your own town or area

The area code for a particular place is the series of numbers that you have to dial before someone's personal number if you are making a telephone call to that place from a different area.