Gestation Calculator

This calculator has been designed to give you an idea of the treatment options available to you*. If you decide to have an abortion with Marie Stopes UK, one of our nurses will give a more approximate gestation date during your appointment by way of a scan.
*Please note that this online calculator will only give you an estimated gestation based on the details you have provided.

Please select the first day of your last menstrual period.



We are here to support you 24 hours a day, 7 days a week

Call us now on 0345 300 8090 or email services@mariestopes.org.uk

0345 300 8090

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Why choose Marie Stopes?

At Marie Stopes UK, we have been providing expert counselling related to unplanned pregnancies, female sterilisation and vasectomies for over 20 years.

You can choose to use our counselling service if you are considering a treatment with Marie Stopes UK such as an abortion or a vasectomy, or you can decide to access this service any time after receiving treatment (with or without Marie Stopes UK).

We also offer grief counselling, relationship counselling, self-esteem and self-worth/empowerment, personal development and managing emotions.

What Marie Stopes UK's Counselling service offers:

7 days a week expert assistance available throughout the year

Fast appointments

Flexibility. Our unique telephone service means you can access counselling in the comfort of your own home. We can call you back at a time which suits you. Or you may prefer to arrange a face-to-face consultation at one of our centres.

 Professionally qualified counsellors. All our counsellors are members of the British Association for Counselling and Psychotherapy and adhere to the Ethical Framework

The Marie Stopes UK expertise. We have provided help to over 100,000 women since we started our counselling service.  


Call us to arrange a session.

Counselling Services

Contact numbers

  • Abortion/pregnancy
  • Vasectomy/sterilisation

0345 300 8090

  • Grief counselling
  • Relationships
  • Self-esteem and self-worth/empowerment
  • Personal development
  • Managing emotions

0845 450 3903

(Telephone counselling only)

How much is counselling?

Visit our fees section for more details.