The roadway continues southerly as South Newtown Road (an unnumbered street).

From its southern terminus SR 403 heads north-northeasterly through commercial area as Newton Road, a four-lane divided highway that closely parallels the boundary between the cities of Norfolk and Virginia Beach.

Just short of a third of a mile (1⁄2 km) along its route, SR 403 has a partial cloverleaf interchange with I‑264 (Virginia Beach Expressway), with provides access to I-64 (Hampton Roads Beltway)--at the interchange of the Interstate Highways just to the west of the SR 403 interchange.

Beyond the intersection Newtown Road continues as an unnumbered highway that enters the city of Virginia Beach.

[1][2] The entire route is on the Norfolk / Virginia Beach line.