Oregon Revised Statutes Procedure in Civil Proceedings § 20.115

(1) A person who is otherwise entitled to recover costs and disbursements may recover the following amounts as part of costs and disbursements:

(2) In addition to amounts recoverable under subsection (1) of this section, a person who is otherwise entitled to recover costs and disbursements may recover the following amounts paid to a person other than a sheriff for service of process or other documents:

(3) In addition to amounts recoverable under subsections (1) and (2) of this section, a person who is otherwise entitled to recover costs and disbursements may recover amounts paid for an attempt at service made in good faith if the amounts paid would be recoverable under subsections (1) and (2) of this section had service of process or other documents been accomplished.

(4) The provisions of this section do not limit the ability of a party to recover any reasonable costs of service if the party has a contract right to recover those costs.