ðə sˈʌðɚn tˈɜːmɪnəs ɪz ɪn sˈeɪntˈɑːɹmænd æt ðə juːnˈaɪɾᵻd stˈeɪts bˈoːɹdɚ wɪð vɜːmˈɔnt, klˈoʊs tə hˈaɪɡeɪt spɹˈɪŋz, wˌɛɹ ɪt kəntˈɪnjuːz sˈaʊθwɚd pˈæst ðə hˈaɪɡeɪt spɹˈɪŋz sənt. ˈɑːɹmænd slˈæʃ fˈɪlɪpsbˌɜːɡ bˈoːɹdɚ kɹˈɔsɪŋ æz ˌɪntɚstˈeɪt ˈeɪɾi nˈaɪn.
The southern terminus is in Saint-Armand at the United States border with Vermont, close to Highgate Springs, where it continues southward past the Highgate Springs–St. Armand/Philipsburg Border Crossing as Interstate 89.