Transport: Yuanli and Tachia are both on the coastal north-south railway line, while Sanyi and Fengyuan are on the mountain line. They are also linked by provincial roads and the freeway. Between Yuanli and Sanyi, take County Road 130; from Tachia to Fengyuan, first take County Road 132 to Houli, then take Provincial Road 13 to Fengyuan.
苑裡和大甲都在縱貫線海線鐵路上，三義和豐原位於山線鐵路上，也有省道、高速公路相貫；至於苑裡到三義有縣道一三○號相通，大甲到豐原須先走一三二號縣道到后里，再從后里走省道台十三號到豐原。