AMP: 0 Location: US-191 and Grace Ave, Cochise Cty Reassurance shield as 191 splits from 80. As far as ADOT is concerned, this is the southern terminus of  US-191, with AASHTO’s 191 following SR 80 east and a 191 spur south. We’ll go with the AASHTO on this one. AMP: 18 Location: US-191 and Davis … Continue reading U.S. Route 191, SR 80 to SR 181