Places beginning with ON in P'yŏngan-bukto, North Korea
Onch'ŏl-li
Ong-ni
Ongnyŏ-bong
Ongnyŏn-dong
Ongsŏng-ni
Onjŏng
Onjŏng
Ŏnjŏng
Onp'ung-ni
Onsang-dong