Location: Route 321 and Route 346, Kamphaeng Saen
Just as 346 east joins 321 south it will split to continue east back up to Bang Len.
Location: Route 321 and Route 346, Kamphaeng Saen
Stay on 321 south for the city of Nakhon Pathom
Location: Route 321 and Route 346, Kamphaeng Saen
Turn left for 346 east.