From there the road heads towards the town center, merging with U.S. Route 7, following that road for one mile (1.6 km) before leaving Route 41, with Routes 7 and 23 turning eastward, crossing the Housatonic River.
In Williamstown, the road continues north-northeastward, and crosses U.S. Route 7 in the southern part of town.
Route 7A is a state highway and alternate to U.S. Route 7 in western Massachusetts.
U.S. Route 66 | U.S. Route 1 | U.S. Route 6 | U.S. Route 101 | Route 66 | U.S. Route 30 | New Jersey Route 4 | European route E65 | U.S. Route 40 | California State Route 1 | U.S. Route 1 in Maine | Pennsylvania Route 309 | European route E18 | U.S. Route 23 | European route E4 | U.S. Route 9 in New York | U.S. Route 11 | Pennsylvania Route 82 | European route E70 | U.S. Route 90 | U.S. Route 75 | U.S. Route 61 | U.S. Route 60 | Pennsylvania Route 73 | New York State Route 32 | European route E55 | U.S. Route 80 | U.S. Route 71 | U.S. Route 51 | U.S. Route 22 |