File an Online Complaint. You may use PS Form 2565, EEO Complaint of Discrimination in the Postal Service, to file your formal EEO complaint.Share your complaint with management at USPS, including your address and contact information so they can research your issue. 1-800-ASK-USPS Postal call center employees can answer most questions. They also can contact Postal officials nationwide electronically. Use our online form to answer a few questions about your issue. Please provide as much detail as you can. Provide your contact information and select a method below to receive a verification code. Will my mail be forwarded to my home address when I cancel my PO box? The Form CA-800 from the disability case may be added to the old spindle. c.