Many "so-called" orthodox or evangelical Christians interpret the Bible to teach that Priesthood has no operation since the resurrection of Christ. They claim the Bible teaches that God spoke to a few men known as prophets via the priesthood in the Old Testament. But now, in the New Testament and since the resurrection of Christ, God talks to all men only through the Holy Ghost. Except that Christ did ordain Apostles to head His New Testament church but all their works and administration were done by the Holy Ghost and not Priesthood authority.
Eph. 4: 11 And he gave some, apostles; and some, prophets; and some, evangelists; and some, pastors and teachers; For the perfecting of the saints, for the work of the ministry, for the edifying of the body of Christ: Till we all come in the unity of the faith, and of the knowledge of the Son of God, unto a perfect man, unto the measure of the stature of the fulness of Christ: