United Telephone/Turtle Mountain Online Phone Book - Langdon, ND (2017) : Yellow Pages - Page 34 : Pharmacies, Photographers-Portrait, Physical Therapists, Physicians & Surgeons MD & DO, Pianos, Pizza, Plumbing Contractors, Police Departments, Potatoes, Pregnancy Counseling & Information, Printers, Public Health & Safety, Quilting Materials & Supplies, Radiators-Automotive