In this study, national web archiving cases were reviewed and interface types and characteristics were examined. Five interface categories and fourteen evaluation criteria were selected. As for the OASIS, Korean national web archiving project, functions of retrieval interface and user support interface were insufficient and need to be reinforced. Other recommended improvement plans were; diversifications of the subject area of web contents, sharing the web acquisition, make up the special collection, visualization of archiving time and trends, systematic performance of the archiving strategy, and active collaboration with international organization.