·Energy Star
·National Association of State Energy Officials
·Energy Savers: Tips on Saving Energy & Money at Home
·The Pennsylvania Housing Research Center
·Alliance to Save Energy

·LIHEAP Clearinghouse
·Administration for Children and Families (USDHHS)
·PA Office of Consumer Advocate
·Weatherization Assistance Program

·Pennsylvania State Government
·Pennsylvania Public Utility Commission
·Public Technology, Inc. (PTI)

·New Jersey Legislature Home Page
·Welcome to NJBPU website
·NJ Clean Energy Program

·EXELON Corporation (PECO)
·Philadelphia Water Department
·Philadelphia Suburban Corp (Aqua America)
·Utility Choice
·PA Rural Electric Association
·Energy Association of Pennsylvania
·National Association of Regulatory Utility Commissioners
·PECO Electric Choice
·Penn Power (First Energy Corp)
·Allegheny Power
·Citizens' Electric Company
·UGI Electric Division Homepage
·AMERICAN LOCAL POWER PROJECT
·PJM Interconnection, L.L.C.

·Department of Energy
·The Home Energy Saver
·Residential sector energy consumption and expenditures, and building characteristics
·Home Energy magazine online
·Lighting Research Center Home Page

·Green-e - Clean Electricity, Green Power, Renewable Energy
·REPP-CREST
·Pennsylvania Consumer Action Network
·Welcome to PennFuture
·Northeast Regional Biomass Program
·The Green Power Network
·REPiS
·Philadelphia Million Solar Roofs
·Million Solar Roofs
·Sustainable Development Fund
·Delaware Valley Green Buiding Council
·DSIRE

·The EnviroLink
·EcoNet
·Rainforest Action Network
·Greenpeace International
·GreenTreks Network, Inc.

·New Energy Information Locator
·The Energy Efficiency and Renewable Energy Network
·The Center for Renewable Energy and Sustainable Technology