I think the National Review is the most prestigious conservative magazine in the US, but there are various others. City Journal articles have also struck me as high-quality in the past. I think Coleman Hughes writes for them, and he did a podcast with Eliezer Yudkowsky at one point.
However, as stated in the previous link, you should likely work your way up and start by pitching lower-profile publications.
I think the National Review is the most prestigious conservative magazine in the US, but there are various others. City Journal articles have also struck me as high-quality in the past. I think Coleman Hughes writes for them, and he did a podcast with Eliezer Yudkowsky at one point.
However, as stated in the previous link, you should likely work your way up and start by pitching lower-profile publications.