Dallas/Collin County. Free Parent Helpline. Non-profit group Dallas Association for Parent Education runs a free telephone helpline for parents, grandparents, and caregivers called The Warmline. You'll get a warm, caring listener trained in normal child development. We help with parenting issues, parenting resources, and referrals. The Warmline phone hours are Monday through Friday, 9am to 3pm. Warmline phone number is 972-699-7742. mailto:dallasparents@hotmail.com