MP: 2.85 Location: SR 505 and I-5, Lewis Cty Reassurance shield after I-5. SR 505 picks up the alignment of SR 603 abandoned in 1992 here to head into Winlock MP: 0 Location: E Walnut St and Kerron St, Winlock SR 505 ends here at the end of downtown Winlock without signage. Before 1992, SR … Continue reading State Route 505, I-5 to Winlock