The UK's most experienced DNA testing service  Call us (free) on 0800 043 1987

What if I have any other questions?

We have a team of friendly advisers who are experienced at discussing confidential matters – one of the team will be pleased to answer any questions you have about our DNA testing service. Call our customer services team free on 0800 043 1987. Mondays 8.30am-7.00pm Tuesday-Friday 8.30am-6.00pm: we have extended opening hours to help ensure that you can speak to someone at Cellmark when it's convenient for you. You can also email us at

More questions...

What is a paternity test?

What is DNA?

How does DNA testing work?

Why is a paternity test more conclusive if the child's mother is included?

What is a 'Home' paternity test?

How much is a DNA test?

If I order home DNA test, when will I receive the sampling kit?

Does the home DNA test arrive in discreet packaging?

What does a DNA@Home DNA test contain?

How do I use home DNA test kit?

Does it matter if I can’t take all the samples at the same time?

How long does the DNA test take?

What if I have any other questions?

Is relationship testing ever inconclusive?