Originally Posted by threeoh

The "locator" is just the first two digits of the application tracking number on the website. It tells you which office is (supposed to be) processing the application.

Here's the list of which codes are which offices: https://www.flyertalk.com/forum/33429601-post1486.html

Since you're at about 4 weeks (double the last few reports) I would call and see what's up. Can't hurt -- they might be missing a document or something. https://travel.state.gov/content/tra...passports.html