%YAML 1.1
---
# us_zipcodes
-
  id: 28535
  zip_code: "66206"
  default_city: "LEAWOOD, KS"
  default_type: "STANDARD"
-
  id: 28538
  zip_code: "66209"
  default_city: "LEAWOOD, KS"
  default_type: "STANDARD"
-
  id: 28540
  zip_code: "66211"
  default_city: "LEAWOOD, KS"
  default_type: "STANDARD"
-
  id: 35551
  zip_code: "83642"
  default_city: "MERIDIAN, ID"
  default_type: "STANDARD"
-
  id: 35555
  zip_code: "83646"
  default_city: "MERIDIAN, ID"
  default_type: "STANDARD"
-
  id: 35575
  zip_code: "83680"
  default_city: "MERIDIAN, ID"
  default_type: "PO BOX"
-
  id: 37672
  zip_code: "91354"
  default_city: "VALENCIA, CA"
  default_type: "STANDARD"
-
  id: 37673
  zip_code: "91355"
  default_city: "VALENCIA, CA"
  default_type: "STANDARD"
-
  id: 37693
  zip_code: "91385"
  default_city: "VALENCIA, CA"
  default_type: "PO BOX"
...

uszipcodeslist.net