04048 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":43.687382,"wof:name":"04048","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087449,"localadmin_id":404475797,"postalcode_id":554698185,"region_id":85688769}],"mz:is_deprecated":0,"lbl:latitude":43.688481,"geom:area":0.00848,"geom:longitude":-70.782864,"wof:id":554698185,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611184706,"wof:belongsto":[102191575,85633793,102087449,404475797,85688769],"wof:concordances":{"gp:id":"12759401"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588675","geom:area_square_m":7.5825216401989E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-70.839408,43.637999,-70.695089,43.751605","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-70.781883,"wof:geomhash":"1a1d71256829a40c71b02aa11d11a320","wof:parent_id":404475797,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Limerick"}