瓜沥商贸街(37,52,53,57,134,169,172,189,198,203,205,215)行政区划上隶属于萧山区，萧山区隶属于杭州市,所以瓜沥商贸街(37,52,53,57,134,169,172,189,198,203,205,215)的车牌号也是浙A,瓜沥商贸街(37,52,53,57,134,169,172,189,198,203,205,215)的下属区县街道自然村居委会及其地理管辖范围内的企业事业单位也使浙A的车牌号码。