{
  "zip": "54640",
  "type": "unknown",
  "type_source": "inferred",
  "city": "Lynxville",
  "other_place_names": [],
  "state": "WI",
  "state_name": "Wisconsin",
  "county": {
    "fips": "55023",
    "name": "Crawford County",
    "short_name": "Crawford"
  },
  "counties": [],
  "location": {
    "lat": 43.2464,
    "lng": -91.0562,
    "source": "geonames",
    "timezone": "America/Chicago"
  },
  "is_zcta": false,
  "parent_zcta": "54626",
  "metro": null,
  "demographics": {
    "population": null,
    "households": null,
    "housing_units": null,
    "median_age": null,
    "median_household_income": null,
    "median_home_value": null,
    "median_rent": null,
    "pct_bachelors_plus": null,
    "mean_commute_min": null,
    "density_per_sqmi": null
  },
  "business": {
    "establishments": null,
    "employees": null,
    "annual_payroll_thousands": null
  },
  "tax": {
    "irs_returns": null,
    "irs_agi_thousands": null
  },
  "area": {
    "land_sqmi": null,
    "water_sqmi": null
  },
  "nearest_zips": [
    {
      "zip": "54626",
      "miles": 1.9,
      "city": "Eastman",
      "state": "WI"
    },
    {
      "zip": "54654",
      "miles": 5.4,
      "city": "Seneca",
      "state": "WI"
    },
    {
      "zip": "54657",
      "miles": 8.1,
      "city": "Steuben",
      "state": "WI"
    },
    {
      "zip": "54645",
      "miles": 8.2,
      "city": "Mount Sterling",
      "state": "WI"
    },
    {
      "zip": "54628",
      "miles": 8.9,
      "city": "Ferryville",
      "state": "WI"
    },
    {
      "zip": "52146",
      "miles": 9,
      "city": "Harpers Ferry",
      "state": "IA"
    },
    {
      "zip": "53826",
      "miles": 11.3,
      "city": "Wauzeka",
      "state": "WI"
    },
    {
      "zip": "54631",
      "miles": 11.6,
      "city": "Gays Mills",
      "state": "WI"
    },
    {
      "zip": "52151",
      "miles": 12.6,
      "city": "Lansing",
      "state": "IA"
    },
    {
      "zip": "52170",
      "miles": 12.6,
      "city": "Waterville",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/54640",
    "sources_url": "https://zipcodes.pro/sources",
    "license": "Facts derived from US public-domain data (Census, IRS) and GeoNames (CC BY 4.0). Attribution appreciated: zipcodes.pro",
    "note": "A null value means the source did not publish that figure for this ZIP code. It does not mean zero."
  }
}