Koya Cho Postal codes
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- Nishigo(Sonota)648-0171
- Koya Cho648-0200
- Koyasan648-0211
- Nishigamine648-0221
- Minami648-0222
- Hayashi648-0223
- Hirahara648-0224
- Tsuegayabu648-0225
- Higashimata648-0226
- Kashihara648-0227
- Otaki648-0231
- Ainora648-0241
- Yukawa648-0251
- Nishigo(Kamiya)648-0261
- Hosokawa648-0262
- Hanasaka648-0263
- 学校法人 高野山学園 高野山大学648-0280
- 高野町役場648-0281
- 宗教法人 宿坊大円院648-0282
- 持明院648-0283
- 高野山不動院648-0284
- 高野山苅萱堂 密厳院648-0285
- 竜泉院648-0286
- 西南院648-0287
- 高野山高等学校648-0288
- 西禅院648-0289
- 正智院648-0292
- 普賢院648-0293
- 総本山金剛峯寺648-0294
- 大師陀羅尼製薬648-0295
- 総持院648-0296
- 遍照尊院648-0297
- 宝善院648-0298
- Nishifuki648-0401
- Higashifuki648-0402
- Kamitsutsuga648-0403
- Nakatsutsuga648-0404
- Shimotsutsuga648-0405
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