AMP: 222 Location: WYO 76 and I-80, Carbon Cty WYO 76  begins, a state highway that follows Old US-30 and serves as a functional business loop for Sinclair AMP: 221 Location: Lincoln Ave and 1st St, Sinclair Welcome to Sinclair! Sinclair is the headquarters for Sinclair Gas and houses its largest refinery, visible in the … Continue reading Wyoming Highway 76, I-80/US-30/US-287 to I-80/I-80 Bus/US-30/US-287/US-30 Bus