- Alcohol
- Art
- Artifacts, grave-related items, and Native American arts and crafts
- Catalytic converters and test pipes
- Cell phone (wireless) service contracts
- Charity and fundraising
- Clothing, used
- Contracts
- Cosmetics
- Counterfeit currency and stamps
- Coupons
- Credit cards
- Currency, selling
- Drugs and drug paraphernalia
- Electronics equipment - examples include cable TV de-scramblers, radar scanners, and traffic signal control devices
- Embargoed goods and prohibited countries - examples include items from Cuba
- Firearms and accessories - examples include pepper spray, replicas, and stun guns(see also military items)
- Food
- Government documents, IDs and licenses
- Government, transit, and shipping-related items - examples include airplane operations manuals, subway employee uniforms, and U.S. Postal Service (USPS) mailbags
- Hazardous, restricted or regulated materials - examples include batteries, fireworks and refrigerants
- Human remains and body parts
- Importation of goods into the US - examples include CDs intended only for distribution in a certain country
- International trading
- Items encouraging illegal activity - examples include an eBook describing how to create methamphetamine
- Lock picking devices
- Lottery tickets
- Mailing lists and personal information
- Medical devices - examples include contact lenses, pacemakers, and surgical instruments
- Military items (see also firearms, weapons, and knives)
- Multi-level marketing, pyramid and matrix programs
- Offensive material - examples include ethnically or racially offensive material and Nazi memorabilia
- Pesticides
- Plants and seeds
- Police-related items
- Political memorabilia (reproduction)
- Postage meters
- Prescription drugs
- Real estate
- Recalled items
- Stocks and other securities
- Stolen property
- Tobacco
- Weeds (see plants and seeds)