AMP: 5 Location: MT-69 and S-359, Jefferson Cty No reassurance shield as Montana 2 joins 69. AMP: 4 Location: MT-69 and Frontage Rd, Jefferson Cty A mile or so later, we’ll cross under I-90 without interchange. AMP: 0 Location: Legion Ave and D St, Whitehall A few miles later, we’ll enter Whitehall. AMP: 0 Location: … Continue reading Montana Highway 2, MT-69/S-359 to MT-55/MT-69