The purpose of this legislation is to officially name a specific post office in Sacramento, California, after Grantland Johnson. This designation honors his contributions and legacy. The key provision of the legislation is straightforward: it designates the United States Postal Service facility located at 3817 Marysville Boulevard as the "Grantland Johnson Post Office." Additionally, it ensures that any official references to this post office in various legal or governmental documents will reflect this new name.