Electricity providers in Charlotte Court House, VA

In deregulated markets such as Texas, Ohio, Pennsylvania and Illinois, yes. In regulated areas the local utility supplies power and the savings come from plan type and usage, not from switching supplier.

Fixed rates lock your price per kilowatt-hour for the contract term and protect you from seasonal spikes. Variable rates can be cheaper for a month or two and then rise sharply.

No. The same wires and the same local utility deliver the power; only the billing supplier changes, usually at your next meter read.