Such is the nature of the modern energy market, that you can choose your suppliers from a wide range of suppliers from across the country.
Essex County Council have been running The Essex Energy Switch, which is a collective switching initiative which harnesses people power to secure cheaper deals from energy suppliers.
Call 999 or 112 if you think the situation could be an immediate threat to life and safety.
Click here to go to the UK Power Networks website.
It also has their current telephone number.
Call 999 or 112 immediately.
For local Energy and Utility companies, click here.