Visit the U.S. Embassy's Manila website at manila.usembassy.gov.
Click on the "Contact Us" link so you will know where to direct your complaint.
Scroll down the list of services to find out which branch you should contact for your particular concern. Try the "Public Affairs" section if your complaint does not fit into other specific categories.
Call the phone number and extension listed under the department to make an appointment at the Embassy.
Appear at the Embassy at the time of your appointment, or fax the Embassy section with your written complaint.