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Office of
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Help Desk
Information

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Dasan 120 callcenter
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(02)120 + 9
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Office of Waterworks

Office of Waterworks

For inquiries on water leaks, water rates, change of billing information, and water quality inspection

information about the Office of Waterworks Help Desk Information
Office Location Areas Covered Tel.
Jungbu Office
of Waterworks
88 Jangchungdanno, Jung-gu, Seoul (208-1 Jangchung-dong 2-ga) Jongno, Junggu, Yongsan, Seongbuk +82-2-
3146-2000
Seobu Office
of Waterworks

#41 Tongil-ro 26-gil, Seodaemun-gu, Seoul (38-29 Hongje-dong)

Eunpyeong, Seodaemun, Mapo +82-2-
3146-3500
Dongbu Office
of Waterworks
#13 Gosanja-ro 10-gil, Seongdong-gu, Seoul (Haengdang-dong) Seongdong, Gwangjin, Jungnang, Dongdaemun +82-2-
3146-2600
Bukbu Office
of Waterworks
935 Hancheon-ro, Gangbuk-gu, Seoul (377 Beon-dong) Nowon, Gangbuk, Dobong +82-2-
3146-3200
Gangseo Office
of Waterworks
155 Mokdongdong-ro, Yangcheon-gu, Seoul (319-15 Sinjeong-dong) Yangcheon, Gangseo, Guro +82-2-
3146-3800
Nambu Office
of Waterworks
#97 Yeouidaebang-ro 10-gil, Dongjak-gu, Seoul (471-11 Sindaebang 2-dong) Gwanak, Dongjak, Yeongdeungpo, Geumcheon +82-2-
3146-4400
Gangnam Office
of Waterworks
#199 Yangjaecheon-gil, Gangnam-gu, Seoul (459-4 Dogok-dong) Seocho, Gangnam +82-2-
3146-4700
Gangdong Office
of Waterworks
51 Seongnaedonggil, Gangdong-gu, Seoul
(541-4 Seongnae-dong)
Songpa, Gangdong +82-2-
3146-5000

Dial 120 for inquiries on waterworks

For all inquiries on waterworks such as water supply cutoff, water leak, water pipe freezing, or water rates, dial 120 to be connected to the Seoul Dasan Call Center. When using a mobile phone or for long-distance calls, dial +82-2-120.