%YAML 1.1
---
# us_states
-
  id: 1
  state_abbr: AL
  state_name: "Alabama"
-
  id: 2
  state_abbr: AK
  state_name: "Alaska"
-
  id: 3
  state_abbr: AS
  state_name: "American Samoa"
-
  id: 4
  state_abbr: AZ
  state_name: "Arizona"
...

uszipcodeslist.net