48749 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":44.05459,"wof:name":"48749","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102083015,"localadmin_id":404506859,"postalcode_id":554782621,"region_id":85688599}],"mz:is_deprecated":0,"lbl:latitude":44.053935,"geom:area":0.010243,"geom:longitude":-83.887221,"wof:id":554782621,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183605,"wof:belongsto":[102191575,85633793,102083015,404506859,85688599],"wof:concordances":{"gp:id":"12778979"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588719","geom:area_square_m":9.1028483195991E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-84.005682,44.018925,-83.726036,44.09843","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-83.900948,"wof:geomhash":"416d64d657f978273bd4368fd579f787","wof:parent_id":404506859,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Omer"}