If you need to talk to somebody for help and support immediately, listed below are some useful numbers for services you may wish to approach:

Samaritans
Tel: 116 123 (24 hours, free to call in UK and Ireland)
Confidential, non-judgmental emotional support for people experiencing feelings of distress or despair, including those that could lead to suicide.

Mind Infoline
Tel: 0133 123 3393 (9am-6pm Monday to Friday)
The Infoline gives information on types of mental distress.

Rethink Mental Illness Advice Line
Tel: 0300 5000927 (10am-2pm Monday to Friday)
Provides expert advice and information to people with mental health problems and those who care for them.

Saneline
Tel: 0300 304 7000 (6pm-11pm)
A national mental health helpline providing information and support to people with mental health problems and those who support them.

The Mix
Tel: 0808 808 4994 (11am-11pm, free to call)
Provides judgement-free information and support to young people aged 13-25 on a range of issues including mental health problems.

ChildLine
Tel: 0800 1111
A private and confidential service for children and young people up to the age of nineteen.

Elefriends
Website: http://elefriends.org.uk/
A supportive online community where you can be yourself. Run by Mind.