Nong Khai (Thài-kok-gí: หนองคาย) sī Thài-kok Isan tē-khu (Thài-kok tang-pak) ê chi̍t-ê (Changwat), siú-hú sī Nong Khai, tāi-iok ū 88 bān ê jîn-kháu, thó͘-tē bīn-chek 7332.3 km².

Nong Khai Hú
จังหวัดหนองคาย
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Nong Khai Hú ê kî-á
Kî-á
Nong Khai Hú ê ìn-á
Ìn-á
ê uī-tì
ê uī-tì
Keng-hūi-tō͘: 17°52′5″N 102°44′40″E / 17.86806°N 102.74444°E / 17.86806; 102.74444
Kok-ka Thài-kok
Tē-khu Isan
Hú-siâⁿ Nong Khai
Bīn-chek
 - Lóng-chóng 3,275 km2
Jîn-kháu (2019)
 - Lóng-chóng 522,311 lâng
 - Bi̍t-tō͘ 159.5/km2
Sî-khu ICT (UTC+7)
Bāng-chām www.nongkhai.go.th