Places beginning with ON in P'yŏngan-namdo, North Korea
Onch'ang-ni
Onch'ŏn
Onch’ŏn-gun
Ŏndammal
Ong-dong
Ongsŏng-dong
Onhŭng-ni
Onjŏng
Onjŏng-ni
Onjŏng-ni
Onsang-ni
ŏnsan-gun
Ŏnsŏ-gol
Onyang-ni