AMP: 3 Location: Main St and Hamilton St, Southbridge A block after Route 198, we’re advised to stay on Main St to stay on 131. AMP: 3 Location: Main St and South St, Southbridge At South Street, stay on Main St to stay on 131. AMP: 3 Location: Main St and High St, Southbridge Reassurance … Continue reading Massachusetts Route 131, MA 198 to US-20