This is from the memory of growing there, so be careful:
Address e.g.
198-16 100th Avenue, Hollis, NY, 11423
You can first decrypt it by deciding whether the zip code is 11423 in Queens. If not, then punt.
"100- ". , "198" "198- ": , . "" "" .., "" - "", , "" - "".
, 198- , ( ) . , 198-16 199- 100- , , , 199- , 200-.
, , , -, . , ? , ( , 300- , 300- ). , ( , 198- 100- , , 198- 199- 100- : ).