Gregory's Server@jacqueline @xssfox My PO box can be referenced as:PO Box 8003
New York NY 10116-8003
or421 8th Ave #8003
New York NY 10001-7800
or421 8th Ave Unit 8003
New York NY 10116-9013
Same box, and the post office is physically in 10001 but they invented 10116 just for PO boxes in this one post office.
@artemist @xssfox the phrasing “can be referenced as” is making me think of a kind of post code descriptivism.
a post code is valid iff it gets me my package