 The Tylertown section of MS 198 begins at an intersection with US 98 northwest of Tylertown in Walthall County , heading southeast on two @-@ lane undivided Beluah Avenue . The road passes through wooded areas with some homes and businesses . After passing to the south of Walthall County General Hospital , MS 198 comes to an intersection with MS 48 , at which point that highway begins a concurrency with MS 198 . The two highways continue southeast into Tylertown , curving east into residential areas . The road heads into the commercial downtown and comes to an intersection with MS 27 . The highway passes more businesses before leaving the downtown and heading into wooded areas with some homes . MS 48 splits from MS 198 by heading southeast , with MS 198 continuing east past residences and commercial establishments on Old Highway 98 East . The road leaves Tylertown and heads northeast through wooded areas with some homes . This section of MS 198 ends at another intersection with US 98 . 
