The Raleigh, NC metropolitan area (Research Triangle) includes numerous municipalities within a 30-mile radius:
These towns form the core of the Triangle (Raleigh-Durham-Chapel Hill), connected by I-40, I-440, I-540, US-1, US-64, and NC-540. Many share school districts (Wake County), transit (GoTriangle), and economic ties (RTP, universities, tech/biotech).
Distances are from downtown Raleigh; actual mileage varies by neighborhood.