(lb)
For the mapfag:
>District court map KML
Use the "Download" drop-down, select "KML"
https://hifld-geoplatform.opendata.arcgis.com/datasets/us-district-court-jurisdictions
Plug "T_D" into a search engine. Voila, you've answered your question.
Lookin' forward to seeing the result, mapanon!