100kus.txt Official

Files named "100kUS.txt" typically contain 100,000 entries of U.S.-based data, such as ZIP codes, names, or IP addresses, commonly used for data science and system testing. Handling these large files requires specialized software like Notepad++ or command-line tools to avoid performance issues. For more on handling large text files, refer to UltraEdit . Large Text File Editor/Viewer - UltraEdit