These are the principal streets: 장수로, 새만금포항고속도로.
In term of banks and/or ATMs you can find 1 location in the region (like "장계농협 Janggye Nonghyup"). In term of post offices you can find 1 places (like "계남우체국 Gyenam Post Office"). For police stations you have 1 places with "계남치안센터" for example.
Are you looking for an apartment for sale/rent? Or interested by a house? You can check that on Naver.
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