- Baltimore County Public Library
- Chesapeake Bay Foundation - Protecting the Chesapeake Bay, its Rivers, and Streams.
- County, MD Government - Baltimore County, MD provides police, fire, and emergency medical services as well as trash and recycling collections, public parks, senior centers, and other municipal services.
- Maryland Government State - A citizen-focused Maryland government state portal connecting people, business, government to information and online services in the State of Maryland.
- Perry Hall Improvement Association
- Real Estate Property Data Search - Provides information about the tax assessment and square footage on Maryland properties.