What is the area code of Heilongjiang _ Heilongjiang area code query

What is the area code of Heilongjiang _ Heilongjiang area code query

Harbin area code: 045 1

Qiqihar area code: 0452

Jixi area code: 0467

Hegang area code: 0468

Shuangyashan area code: 0469

Daqing area code: 0459

Yichun area code: 0458

Jiamusi area code: 0454

Qitaihe area code: 0464

Mudanjiang area code: 0453

Heihe area code: 0456

Suihua area code: 0455

Daxinganling area code: 0457