Siā (Oa̍t-lâm-gí: ; Jī-lâm: 社) sī Oa̍t-lâm ê chi̍t chióng tē-saⁿ kip hêng-chèng-khu, pí séng ti̍t-sio̍k siâⁿ-phò͘, chhī-siā ia̍h koān kē chi̍t chân-kip, hām hong kap chhī-tìn kāng chân-kip. Oa̍t-lâm choân-kok chóng-kiōng ū 11,162 ê hong, chhī-tìn, siā.