Ufficio postale in Muroran

2-27-2, Higashimachi

3-11-1, Chiribetsucho

2-12-1, Kohokucho

3-2, Minamiyashiki, Fushiguro

6, Miyashita, Ryozemmachiishida

49-2, Yamashitacho

15-3, Kanisaka, Kosaka, Kunimimachi

11-3, Furogamae, Ojima, Kawamatamachi

41-1, Gohyakuda, Kawamatamachi

4, Karurusucho

3-13-2, Sakuragicho

2-15-1, Chuocho