Can an officer write a report as if he another officer?

There doesn't seem to be any reason for a police officer to do that and there doesn't seem to be any prejudice to you because of it.

It might be considered littering. "RCW 70.93.060 Littering prohibited—Penalties—Litter cleanup restitution payment. (1) It is a violation of...

Washington State subscribes to the Uniform Criminal Extradition Act. https://app.leg.wa.gov/RCW/default.aspx?cite=10.88

What will I get charged with for giving an officer a false name when I received a citation for possession of drug paraphernalia?

There sure is a difference between legal rights (i.e. to remain silent) and moral duty (i.e. to turn yourself in.)

Will I be affected ?

Sure sounds like a scam. http://www.atg.wa.gov/file-complaint

After extradition, where can i go when released?

It's unlikely the Montana courts would have parole officers in Washington. You could ask the Montana authorities if they would agree to...

What can I do if i received a letter to appear in municipal court saying i received a ticket for theft 3 , i didn't get ticket?

Your best bet is to retain an attorney. If the police and prosecutors are wrong, then they shouldn't be able to prove their accusations beyond a...

Can I date a 18 year old if I am 15?

Washington State has a number of laws protecting minor...

My ex has filed a default ex parte hearing

Hopefully attending the hearing solved your problem.

Sure. Why not? That seems reasonable. Go for it.