If you are looking for help or advice, you will find someone who can help below:
International suicide hotlines
If you or someone you know is suicidal, call one of the numbers below. If someone in IMMEDIATE danger, please call your local emergency number e.g. 911 in the US.
Emergency numbers global
In many countries, dialing either 1-1-2 (used in Europe and parts of Asia) or 9-1-1 (used in the Americas) will connect callers to the local emergency services. Some countries use other emergency telephone numbers, sometimes also depending on the emergency service. The emergency numbers in the world (but not necessarily all of them) are listed on Wikipdia:
Befrienders Worldwide
Volunteer action to prevent suicide. Members and volunteers around the world provide confidential support to people in emotional crisis or distress, or those close to them.
Mental Health Helplines
Mental health hotlines for the United States, Canada, Ireland, United Kingdom, Australia, New Zealand, India, South Africa, Philippines