The Kupiskis Kehilalinks site has a section which identifies where
to find landsmannschaftn records in New York and has pictures of
the resources:

https://kehilalinks.jewishgen.org/kupiskis/nylandsman.htm

YIVO in New York has also published a Landsmannschaftn directory and
they have info on the groups. "Guide to YIVO's Landsmannschaftn
Collection," which has 1,380 organizations listed and "A Guide
to the YIVO Archives".

Ann Rabinowitz
arabinow@bellsouth.net