ðə ɹˈaʊt ʌv hˈaɪweɪ twˈɛlv bᵻtwˌiːn sˈʌndɚlənd ænd lˈɪnzi wʌz ɹᵻnˈʌmbɚd æz pˈɑːɹt ʌv hˈaɪweɪ sˈɛvən æt ðɪs tˈaɪm.
The route of Highway 12 between Sunderland and Lindsay was renumbered as part of Highway 7 at this time.