ZIP Code Radius Finder

Every ZIP Code within a distance of any ZIP Code, and who lives there.

44 FSAs within 10 miles of Ottawa, ON K1A 0A1

within 10 miles FSA, sized by how much is inside

Spatial count: every FSA the circle touches, counted by how much of it is inside. Count by center point instead

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44 FSAs within 10 miles

Sorted by distance from K1A 0A1. Select a column heading to sort.

FSACityRegionProvinceMiles Distance from K1A 0A1 to each FSA's center point. A spatial count lists every FSA the circle touches, so one whose center is just outside the circle can still be listed.Inside How much of the FSA's area is inside the circle. "Point" ZIP Codes are PO Box or single-address ZIP Codes with no area of their own.
K1MOttawaON0.2All
K1NOttawaON1.0All
K1LVanierON1.1All
J8XGatineauQC1.4All
K1POttawaON1.7All
K1KOttawaON1.8All
K2POttawaON2.0All
K1ROttawaON2.4All
J8TGatineauQC2.5All
J8YGatineauQC2.7All
K1SOttawaON3.0All
K1AOttawaON3.2All
K1YOttawaON3.7All
J9AGatineauQC3.9All
K1JGloucesterON3.9All
K1HOttawaON4.0All
J8ZGatineauQC4.1All
K1BGloucesterON4.5All
J8PGatineauQC4.5All
K1ZOttawaON4.9All
K2COttawaON5.6All
K2AOttawaON5.8All
J8RGatineauQC6.796%
K2ENepeanON7.0All
K1COrleansON7.2All
J9HGatineauQC7.4All
K2BOttawaON7.6All
K1VOttawaON7.870%
J9JGatineauQC7.886%
K1GOttawaON8.054%
K1WOrleansON8.4All
K1TGloucesterON8.584%
K2GNepeanON9.076%
K1EOrleansON9.196%
K2HNepeanON9.853%
J8VCantleyQC9.945%
J9BChelseaQC10.244%
K2RNepeanON11.310%
K4AOrleansON11.424%
K0ACarpON11.63%
J8MGatineauQC14.29%
K2WKanataON14.51%
K4BNavanON14.8<1%
J8NVal-Des-MontsQC20.14%

Ask your AI assistant about this area

Connect Claude or ChatGPT to our ZIP Code data, then ask questions in plain English. No sign-up with us needed.

Once you're connected, try this:
“How many FSAs are within 10 miles of K1A 0A1, and which cities are they in?”

This question answers in full without a key.

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Developer tools: Claude Code, Cursor, VS Code, Codex
Questions about this area (full answers need a free API key)
“List the ZIP Codes within 10 miles of K1A 0A1, with how much of each is inside the circle.”
“What is the typical household income and home value within 10 miles of K1A 0A1, and how did they change since 2014?”
“Which ZIP Codes within 10 miles of K1A 0A1 have the most households?”
Get a Free API Key 2,500 credits a day, free. Or see what the API returns below.

Powered by the ZIP Codes API

Everything above came from one call to the ZIP Codes API /v2/radius endpoint: the FSAs in the radius and how much of each is inside. US searches also return Census figures for the whole area, 2011 to 2024, and it searches up to 250 miles.

This search used 1 credits; a free key includes 2,500 a day.

Developers: see the exact request
curl -H "X-Api-Key: YOUR_KEY" "https://api.zip-codes.com/v2/radius?code=K1A 0A1&max=10&mode=spatial"
View the JSON response (excerpt)

The first three ZIP Codes and the headline figures from the real response. Coordinates are rounded to 3 decimals here; the API returns full precision.

{
  "success": true,
  "request": {
    "code": "K1A 0A1",
    "max": "10",
    "mode": "spatial"
  },
  "results": [
    {
      "success": true,
      "search": {
        "center": {
          "code": "K1A 0A1",
          "code_type": "Postal",
          "city": "Ottawa",
          "state": "ON",
          "location": {
            "lat": 45.443945,
            "lon": -75.68498
          }
        },
        "max": 10,
        "min": 0,
        "mode": "spatial"
      },
      "summary": {
        "total_count": 44,
        "us_zip_count": 0,
        "ca_fsa_count": 44,
        "ca_postal_count": 0
      },
      "matches": [
        {
          "country": "CA",
          "code": "K1M",
          "code_type": "FSA",
          "city": "Ottawa",
          "state": "ON",
          "county": null,
          "county_fips": null,
          "classification": null,
          "classification_name": null,
          "location": {
            "lat": 45.446,
            "lon": -75.683
          },
          "distance_miles": 0.18,
          "pct_inside": 100,
          "area_sq_mi": 1.23
        },
        {
          "country": "CA",
          "code": "K1N",
          "code_type": "FSA",
          "city": "Ottawa",
          "state": "ON",
          "county": null,
          "county_fips": null,
          "classification": null,
          "classification_name": null,
          "location": {
            "lat": 45.429,
            "lon": -75.685
          },
          "distance_miles": 1.04,
          "pct_inside": 100,
          "area_sq_mi": 1.85
        },
        {
          "country": "CA",
          "code": "K1L",
          "code_type": "FSA",
          "city": "Vanier",
          "state": "ON",
          "county": null,
          "county_fips": null,
          "classification": null,
          "classification_name": null,
          "location": {
            "lat": 45.439,
            "lon": -75.663
          },
          "distance_miles": 1.11,
          "pct_inside": 100,
          "area_sq_mi": 1.35
        }
      ]
    }
  ],
  "meta": {
    "credits": {
      "used": 1
    }
  }
}
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  • Every ZIP Code or Canadian FSA in a radius or a ring
  • How much of each ZIP Code is inside the circle
  • Census figures for the whole area, 2011 to 2024
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