Crisis Services:
Distress Centres of Toronto 
Immediate emotional support crisis intervention, and suicide prevention over the phone. Open 24 hours, 7 days a week.
Tel: 416-408-4357 (408-HELP)

Gerstein Centre Crisis Line
Crisis intervention including phone line, mobile unit, ten-bed stay crisis House, and hospital referral. Staff provides supportive counselling for immediate crisis issues, and referrals to other services for ongoing, non-crisis issues. Serves people in the City of Toronto.
Tel: 416-929-5200

Addictions Support:
Metro Addiction & Assessment Referral Services (MAARS) - This service assists those in Toronto struggling with addictions in finding appropriate psychotherapy, counselling, and peer support - (416) 599-1322 

Drug and Alcohol Registry of Treatment (DART): 1-800-565-8603 or 

CAMH - Centre for Addiction and Mental Health - This centre offers a range of counselling, psychiatric, psychotherapy, and group support for those struggling with mental health and addiction issues.

Toronto area GLBT resources:
519 Community Centre - The 519 Church St. Community Centre is located at 519 Church St. in the Church and Wellesley neighbourhood of Toronto. The 519 serves both its local neighbourhood and the broader gay, lesbian, bisexual and transgender communities - 

Sherbourne Health Centre - this centre offers numerous medical and mental health services including counselling and group therapy to Toronto's gay, lesbian, bisexual and transgender communities -

David Kelley Services -- a program offered through Family Services Toronto offering LGBTQ counselling and therapy services -

The Youth Line: The Lesbian Gay Bi Trans Youth Line is a toll-free Ontario-wide peer-support phone line for lesbian, gay, bisexual, transgender, transsexual, 2-spirited, queer and questioning young people offering assistance around gender identity, sexuality and coming out related issues: 1-800-268-YOUTH 

Resources for Partner Abuse: A full page of resources for partners fleeing abusive relationships, including shelters, crisis counselling, legal and financial support.