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Congressman Gary Miller operates two offices to serve California's 31st District:

Washington, DC

Write or visit:
2467 Rayburn House Office Building
Washington, DC 20515 

Phone: 202-225-3201
Fax: 202-226-6962 

Hours: Monday through Friday, 9:00am to 5:30pm Eastern, or anytime the House is in session (Current House Floor Proceedings).  Closed federal holidays.

Rancho Cucamonga
Write or visit:
8300 Utica Avenue
Suite 105
Rancho Cucamonga, CA 91730

Phone: 909-980-1492
Fax: 909-980-1651

Hours: Monday through Friday, 8:00am to 5:00pm Pacific.  Closed federal holidays.

Residents of California's 31st Congressional District can send me an email by first entering their zip code below. If you're unsure of your congressional representative, visit

Zip: +4:

If you do not know your four digit extension for your zip code, please check the U.S. Postal Service web site for more information.