MS 493 begins in the northern reaches of Meridian's city limits in the Poplar Springs neighborhood.

MS 493 heads through numerous small settlements, each generally comprising houses and a few churches.

Officially however, MS 493 resumes about 1⁄3 mile (0.54 km) to the east of here where it heads north along the county-maintained Lynville Road.

The two-lane road passes through a mix of farms and woods before ending in Lynville at MS 397.

It followed Poplar Springs Drive and 24th Avenue to end at 8th Street (which carried MS 19.