What is the postcode of Tuanbei Town, Xishui County, Huanggang City, Hubei Province?

We are fellow villagers, haha, I study in Tuanbei High School. The postcode of Xishui County is 438200.

Xishui county? Bahe town 438207

Xishui county? County (Qingquan Town) 438200

Xishui county? An Baili Town 4382 18

Xishui county? Sanhua town 438204

Xishui county? Tuanbei Town 4382 13

Xishui county? Xima Town (Yanqiao Township) 43822 1

Xishui county? Zhuwa Town 4382 1 1

Xishui county? Wang Gang Town 4382 12

Xishui county? Guankou town 4382 15

Xishui county? Lvyang Town 4382 19

Xishui county? Lanxi Town (Hedong) 438205

Xishui county? Cai He Town 4382 16