 NH 107 (and US 3 Business) continue north on Union Avenue, paralleling Opechee and Paugus bays before reaching its northern terminus at US 3 (Lake Street/Lake Shore Road) at the Laconia/Gilford line (US 3 Business also ends here).From Laconia to Barnstead, Route 107 is part of the Old Province Road, the first "farm to market" road in New Hampshire.Province Road was planned in 1763 to divert crops from being shipped down the Connecticut River from the Haverhill area, then called "Little Co-os", and instead have them brought to the Durham area.