How do i contact meridmeridian resource company? Meridian Resource Company, LLC. PO Box 659940. San Antonio, TX 78265-9939. Telephone Number. 800-645-9785. Fax Number. 844-634-2520. Federal HIPAA Regulations prohibit us from releasing PHI (Protected Health Information) over e-mail.What is meridmeridian international center? Meridian International Center is a premier nonprofit, global leadership organization headquartered in Washington, DC. Building on more than 55 years of experience, Meridian prepares U.S. and international leaders to meet global challenges and opportunities.Where ismeridian international co ltd usa llc located? Meridian International Co Ltd USA LLC is located in Centennial, CO, United States and is part of the { {industry}} Industry. Meridian International Co Ltd USA LLC has 9 total employees across all of its locations and generates $2.37 million in sales (USD).How do i contact the meridianhealth customer service? Members: 888-437-0606 (TTY 711) Providers: 888-773-2647 (TTY 711) MeridianHealth's regular business hours are Monday - Saturday, 8 a.m. to 5:30 p.m. EST. Our phone lines are open 24 hours a day, seven days a week. Email. Members: [email protected]. Providers: [email protected]. Mail: MeridianHealth.