Think you've been scammed, or want to check to find out of a product, service or business is legitimate? We've compiled some phone numbers and Web sites you can go to for help.

United States Postal Inspection Service

1-800-USMAIL5, or the Fraud Complaint Center at 1-800-372-8347, to report mail fraud.

Visit www.FakeChecks.org if you suspect you may have been mailed a fraudulent check.

Better Business Bureau

215-985-9313, to check on contractors, businesses or report a complaint against a business.

Montgomery County Department of Consumer Affairs

610-278-3565, to check on contractors, local businesses or report fraud. This office will only be open through June.

The Office of the Attorney General Bureau of Consumer Affairs

215-560-2414, to check on a business or report a claim.

Federal Do Not Call List

1-888-382-1222 and the Pennsylvania Do Not Call List at 1-888-777-3406 to avoid fraudulent telemarketers.

Federal Trade Commission Identity Theft Hotline

1-877-ID-THEFT (438-4338) to report identity theft; visit the FTC Web site at www.ftc.gov, or call the FTC at 1-877-382-4357 to report Internet fraud.

Internet Crime Complaint Center

www.ic3.gov to learn more about Internet fraud or file a complaint.

Federal Bureau of Investigation

Web site at www.fbi.gov to learn more about senior citizens and fraud.