Wendy's Address: 2501 Old Spanish Trail, Slidell, LA 70461 Phone: (985) 643-8544 Payment: Restaurants, Foods-Carry Out, Burgers, Wendy's Other Businesses: SUBWAY at 368 Voters Rd, Slidell, LA 70461 Subway at 368 Voters Rd, Slidell, LA 70461 Pizza Hut at 4023 Pontchartrain Dr, Slidell, LA 70458 Dante's & Philly's Inc at 3971 Pontchartrain Dr, Slidell, LA 70458 Specks Eatery at 3971 Pontchartrain Dr, Slidell, LA 70458