ORS § 646A.374
646A.374. Prohibited actions.
(1)
A caller who uses an automatic dialing and announcing device
in order to call a subscriber may not misrepresent or falsify, either in
speaking with the subscriber or in the prerecorded or synthesized voice message
disseminated during the call:
(a)
The caller's identity and the identity of any person on behalf of whom the caller
is making the call;
(b)
The telephone number from which the caller is making the call;
(c)
The location from which the caller is making the call; or
(d)
The purpose for which the caller is making the call.
(2)
A caller may not intentionally alter, misrepresent or falsify the
information that a caller identification service would ordinarily provide to a
subscriber who uses such a service.
(3)
A person who provides a caller identification service is not subject to
civil liability for a caller's violation of this section.