Utilities Customer Service Numbers

Find 3 utilities customer service numbers in the UK. Contact details for UK gas, electricity, water suppliers and energy comparison services. Compare contact numbers, opening hours and more.

• British Gas — The UK's largest energy supplier offering gas, electricity and home services.
• Scottish Power — Major UK energy supplier offering 100% green electricity and gas services.
• Thames Water — The UK's largest water company serving London and the Thames Valley region.