Complaint Information. Please explain your complaint: Try to be brief, but be sure to tell WHAT happened, WHEN it happened and WHERE it happened.To report wrongdoing, call the Office of the Inspector General (OIG) at (215) 6861770 or fill out the online complaint form on this page. The more information you provide, the better we can help you. For more detailed information about filing and searching for complaints, visit the PUC Complaints section. Or download forms and instruction documents here. Report air and noise pollution. This sample letter has choices to help you build your letter. When you write, pick the words that describe your situation. Complaint against a license or lack of license against vendors, those conducting business on the public way or street, limited to sales of goods or services.