If you look at the item description for these front/rear sights, it states it fits both the LC9 and LC9s. I'd take that as a very strong indication that they do.
https://www.cheaperthandirt.com/product/xs-sight-systems-dxt-standard-dot-night-sights-ruger-lc9-lc9s-lc380-green-tritium-front-tritium-rear-matte-black-647533045490.do?sortby=ourPicks&refType=&from=fn&ecList=7&ecCategory=118633
As well as the LC380. I think they all have the same configuration.