 List of United Kingdom ISPs by age

The list of Internet Service Providers (ISPs) in the United Kingdom is not typically organized by age, as the industry is quite dynamic with companies continuing to emerge, evolve, merge, or exit the market. However, some of the more established ISPs in the UK, which have been around for several years, include: 1. **BT Group** - Founded in 1846 as the Electric Telegraph Company, BT has evolved into one of the largest telecommunications companies in the UK.