77415 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":28.932275,"wof:name":"77415","counts:names_total":0,"wof:placetype":"postalcode","wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102081993,"postalcode_id":554777185,"region_id":85688753}],"mz:is_deprecated":0,"lbl:latitude":28.933093,"geom:area":4.21E-4,"geom:longitude":-95.735905,"wof:id":554777185,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1480817287,"wof:belongsto":[102191575,85633793,85688753,102081993],"wof:concordances":{"gp:id":"12791580"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12590164","geom:area_square_m":4552964.279905,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-95.766419,28.905624,-95.711061,28.955267","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-95.734948,"wof:geomhash":"0248c824b56b5e8f832d127c7145f067","wof:parent_id":102081993,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}