ðə sˈʌðɚn tˈɜːmɪnəs ʌvðə ɹˈaʊt ɪz æt ðə pˌɛnsɪlvˈeɪniə stˈeɪt lˈaɪn ɪn sˈaʊθ vˈæli, wˌɛɹ ɪt bɪkˌʌmz pˌɛnsɪlvˈeɪniə ɹˈaʊt θɹˈiːhˈʌndɹɪd fˈoːɹɾi sˈɪks pˌiːˈeɪ θɹˈiːhˈʌndɹɪd fˈoːɹɾi sˈɪks.
The southern terminus of the route is at the Pennsylvania state line in South Valley, where it becomes Pennsylvania Route 346 (PA 346).