after the bridge, us 221/sr 135 only has intersections with a boat launching area and some minor dirt driveways until the blinker-light intersection with south old river road (montgomery cr 150). further north it passes through the eastern edge of charlotteville. entering uvalda, the street name changes to first street. as it approaches main street, the concurrency with sr 135 ends, and us 221 turns left at east main street to join another concurrency with georgia state route 56. sr 135 continues north along first street towards petross and higgston. at beulah street, east main street becomes west main street, and us 221/sr 56 curves to the north-northwest. just after leaving the city limits, the routes are officially named the edward c. moses memorial highway, continuing to run northwest through rural montgomery county. south of east gillis street, the road enters mount vernon and becomes south mason street. after running between a cemetery and an agricultural feed store, that street end at east church street becoming yet another one way pair around the montgomery county courthouse square, with northbound us 221/sr 56 along mceachin street and broad street, and southbound us 221/sr 56 along south railroad avenue and church street. leaving the square at railroad avenue, the routes remain part of downtown mount vernon. only when they intersect us 280/sr 30 (spring street) does us 221 become north railroad avenue. the road leaves the city limits along an embankment and culverts over flat creek, and after this is named the gary p. braddy highway, and briefly has a second northbound lane. a dirt road named hobson wells road branches off to the northeast, which while otherwise unimportant in that location, returns back to us 221 across from the paved southern terminus of georgia state route 199. northeast of sr 199, it runs through the western edge of tarrytown.