Of course they’re part of the torah world if they keep the mitzvos without compromise, goyishe influence, and consider torah study to be the central, most important part of their lives – a jew who is ignorant but supports Torah can be considered a Torah jew, but he needs to address his ignorance; there are easily available English translationa of almost everything nowadays.
It’s not limited to Lakewood/bnei brak/Brooklyn/yerushalayim but those are the centers from which everyone else benefits.