http请求方式：POST
https://api.weixin.qq.com/channels/ec/basics/addresscode/get?access_token=xxxxxxxxx

{
    "addr_code":0
}

{
    "errcode": 0,
    "errmsg": "ok",
    "addrs_msg": {
        "name": "中华人民共和国",
        "code": 0,
        "level": 0
    },
    "next_level_addrs": [
        {
            "name": "澳门特别行政区",
            "code": 820000000,
            "level": 1
        },
        {
            "name": "香港特别行政区",
            "code": 810000000,
            "level": 1
        },
        {
            "name": "宁夏回族自治区",
            "code": 640000000,
            "level": 1
        },
        {
            "name": "青海省",
            "code": 630000000,
            "level": 1
        },
        {
            "name": "甘肃省",
            "code": 620000000,
            "level": 1
        },
        {
            "name": "贵州省",
            "code": 520000000,
            "level": 1
        },
        {
            "name": "西藏自治区",
            "code": 540000000,
            "level": 1
        },
        {
            "name": "四川省",
            "code": 510000000,
            "level": 1
        },
        {
            "name": "江苏省",
            "code": 320000000,
            "level": 1
        },
        {
            "name": "河南省",
            "code": 410000000,
            "level": 1
        },
        {
            "name": "台湾省",
            "code": 710000000,
            "level": 1
        },
        {
            "name": "辽宁省",
            "code": 210000000,
            "level": 1
        },
        {
            "name": "上海市",
            "code": 310000000,
            "level": 1
        },
        {
            "name": "福建省",
            "code": 350000000,
            "level": 1
        },
        {
            "name": "黑龙江省",
            "code": 230000000,
            "level": 1
        },
        {
            "name": "湖北省",
            "code": 420000000,
            "level": 1
        },
        {
            "name": "新疆维吾尔自治区",
            "code": 650000000,
            "level": 1
        },
        {
            "name": "陕西省",
            "code": 610000000,
            "level": 1
        },
        {
            "name": "吉林省",
            "code": 220000000,
            "level": 1
        },
        {
            "name": "河北省",
            "code": 130000000,
            "level": 1
        },
        {
            "name": "天津市",
            "code": 120000000,
            "level": 1
        },
        {
            "name": "北京市",
            "code": 110000000,
            "level": 1
        },
        {
            "name": "浙江省",
            "code": 330000000,
            "level": 1
        },
        {
            "name": "重庆市",
            "code": 500000000,
            "level": 1
        },
        {
            "name": "江西省",
            "code": 360000000,
            "level": 1
        },
        {
            "name": "安徽省",
            "code": 340000000,
            "level": 1
        },
        {
            "name": "山东省",
            "code": 370000000,
            "level": 1
        },
        {
            "name": "湖南省",
            "code": 430000000,
            "level": 1
        },
        {
            "name": "云南省",
            "code": 530000000,
            "level": 1
        },
        {
            "name": "内蒙古自治区",
            "code": 150000000,
            "level": 1
        },
        {
            "name": "山西省",
            "code": 140000000,
            "level": 1
        },
        {
            "name": "广东省",
            "code": 440000000,
            "level": 1
        },
        {
            "name": "广西壮族自治区",
            "code": 450000000,
            "level": 1
        },
        {
            "name": "海南省",
            "code": 460000000,
            "level": 1
        }
    ]
}