If you are within the UK, need help but don't feel I can help (which to be fair, I rando on steam most likely can't), please have a look at the following choices:

Anxiety UK
Charity providing support if you've been diagnosed with an anxiety condition.
Phone: 08444 775 774 (Mon-Fri, 9.30am-5.30pm)
Website: www.anxietyuk.org.uk

Bipolar UK
A charity helping people living with manic depression or bipolar disorder.
Website: www.bipolaruk.org.uk

CALM
CALM is the Campaign Against Living Miserably, for men aged 15-35.
Website: www.thecalmzone.net

Depression Alliance
Charity for sufferers of depression. Has a network of self-help groups.
Website: www.depressionalliance.org

Men's Health Forum
24/7 stress support for men by text, chat and email.
Website: www.menshealthforum.org.uk

Mental Health Foundation
Provides information and support for anyone with mental health problems or learning disabilities.
Website: www.mentalhealth.org.uk

Mind
Promotes the views and needs of people with mental health problems.
Phone: 0300 123 3393 (Mon-Fri, 9am-6pm)
Website: www.mind.org.uk

No Panic
Voluntary charity offering support for sufferers of panic attacks and OCD. Offers a course to help overcome your phobia/OCD. Includes a helpline.
Phone: 0844 967 4848 (daily, 10am-10pm)
Website: www.nopanic.org.uk

OCD Action
Support for people with obsessive compulsive disorder (OCD). Includes information on treatment and online resources.
Phone: 0845 390 6232 (Mon-Fri, 9.30am-5pm)
Website: www.ocdaction.org.uk

OCD UK
A charity run by people with OCD, for people with OCD. Includes facts, news and treatments.
Phone: 0845 120 3778 (Mon-Fri, 9am-5pm)
Website: www.ocduk.org

PAPYRUS
Young suicide prevention society.
Phone: HOPElineUK 0800 068 4141 (Mon-Fri,10am-5pm & 7-10pm. Weekends 2-5pm)
Website: www.papyrus-uk.org

Rethink Mental Illness
Support and advice for people living with mental illness.
Phone: 0300 5000 927 (Mon-Fri, 9.30am-4pm)
Website: www.rethink.org

Samaritans
Confidential support for people experiencing feelings of distress or despair.
Phone: 116 123 (free 24-hour helpline)
Website: www.samaritans.org.uk

SANE
Emotional support, information and guidance for people affected by mental illness, their families and carers.
SANEline: 0300 304 7000 (daily, 4.30-10.30pm)
Textcare: comfort and care via text message, sent when the person needs it most: http://www.sane.org.uk/textcare
Peer support forum: www.sane.org.uk/supportforum
Website: www.sane.org.uk/support

YoungMinds
Information on child and adolescent mental health. Services for parents and professionals.
Phone: Parents' helpline 0808 802 5544 (Mon-Fri, 9.30am-4pm)
Website: www.youngminds.org.uk