APM: 20 Location: I-15 and Cajon Blvd, San Bernardino Cty After the SR 138 exit, we’ll approach the old Route 66 exit as we continue to descend into the Inland Empire. APM: 18 Location: I-15 and Cajon Blvd, San Bernardino Cty In two miles we’ll approach I-215. APM: 16 Location: I-15 and I-215, San Bernardino Cty Keep right … Continue reading Interstate 15, SR 138 to I-215