Delaware Ridge Estates
- Secluded parcels range in size from five to forty five acres in the lower Catskill Mountains.
- http://www.delawareridgeestates.com

David Knudsen - Catskills Buyers Agency
- Home listings in Sullivan County.
- http://www.catskill4sale.com/

Klimchok Real Estate
- Realtor for the Upper Delaware River Valley, New York and Pennsylvania, for almost 40 years; offices in Callicoon and Hancock, NY.
- http://www.klimchok.com/

Matthew J. Freda Real Estate
- Listings of country homes and properties within two hours of metropolitan New York.
- http://www.fredarealty.com/