Sunbury, Pennsylvania — Located in Northumberland County, Pennsylvania, Sunbury sits on the east bank of the Susquehanna River at the confluence of its North and West branches. Founded as the colonial settlement of Shamokin and later established as a key frontier outpost, this historic city serves as the county seat and sits roughly 50 miles north of Harrisburg.This page organizes FFL dealer listings associated with Sunbury, Pennsylvania within the directory’s location hierarchy. Visitors can keep browsing focused on the named place, move through its surrounding geography, and open individual listings for record-specific information. The page remains centered on the location itself while the catalogue can change independently. Use the hierarchy to return to broader place pages or continue toward a more specific community. Each step keeps the browsing path anchored to a named place and its surrounding geographic context.