Lowden

FOR PUBLICATION

UNITED STATES COURT OF APPEALS

FOR THE NINTH CIRCUIT

KATHLEEN LOWDEN and JOHN  MAHOWALD, individually and on behalf of all the members of the No. 06-35395 class of persons similarly situated, Plaintiffs-Appellees,  D.C. No.

CV-05-01482-MJP

v.

OPINION

T-MOBILE USA, INC., a foreign corporation, Defendant-Appellant.  Appeal from the United States District Court for the Western District of Washington Marsha J. Pechman, District Judge, Presiding

Argued and Submitted November 7, 2007—Seattle, Washington

Filed January 22, 2008

Before: William C. Canby, Jr., Susan P. Graber, and Ronald M. Gould, Circuit Judges.

Opinion by Judge Gould COUNSEL

Stephen M. Rummage, Davis Wright Tremaine LLP, Seattle, Washington, for the defendant-appellant.

David E. Breskin, and Daniel F. Johnson, Breskin Johnson & Townsend, Seattle, Washington, for the plaintiffs-appellees. 842 LOWDEN v. T-MOBILE USA

OPINION

GOULD, Circuit Judge:

I

The issues on appeal are whether the arbitration provisions in Defendant T-Mobile’s service agreements with two of its customers are enforceable under Washington state law and, if not,…