Places beginning with ON in Hamgyŏng-bukto, North Korea
Onch'ŏl-li
Onch'ŏl-li
Onch’ŏn-dong
Ondaejil-li
Ongdo-dong
Onghŭidong
Ongnarugaek-kol
Ongnyŏn-dong
Ongnyŏn-dong
Ongp’o
Ongsan-dong
Onsŏng
Onsŏng-gun
Onsup’yŏng
Onsup’yŏng
Onsup’yŏng
Ont'al-lodongjagu