How long has uk mail been running

The history of mail delivery in the United Kingdom dates back to the 16th century, when the first postal service was established by King Henry VIII in 1516. However, the modern postal service as we know it today, Royal Mail, has a more recent history.

Here's a brief overview:

So, in summary, the history of mail delivery in the UK dates back to the 16th century, but the modern postal service, Royal Mail, has been running in its current form since 1969, and as a publicly traded company since 2013.