---
title: "Get Available Version Numbers for Product File"
method: GET
path: "/Releases/Product/{productname}"
tags: ["Retrieve Available Release Version Numbers"]
---

# Get Available Version Numbers for Product File

`GET /Releases/Product/{productname}`

## Request

- Base URL: `https://releases.melissadata.net`
- URL: `https://releases.melissadata.net/Releases/Product/{productname}`
- Auth: none required

Use this endpoint to retrieve a list of all available releases for a product file, in the format `YYYY.MM`.

## Path parameters

- `productname` 'CanadianGeoData' | 'CongressionalDistrictData' | 'CongressionalDistrictZipCodeData' | 'CountyZipCodeData' | 'DataQualityComponents-SSIS' | 'DataQualityComponents-SSIS-Web' | 'DataQualitySuite' | 'FoneData' | 'Geocoder' | 'GeoData' | 'GlobalDataQualitySuite' | 'GlobalMatchUp' | 'mdCanada' | 'mdELOT' | 'MP4' | 'NationalZip4Data' | 'PerfectAddress' | 'PerfectAddressSDK' | 'PlaceNameData' | 'Presort' | 'RightFielder' | 'US_CongressContact' | 'US_Local_Districts' | 'US_Local_Officials_Basic' | 'US_Local_Officials_Plus' | 'US_National_Districts' | 'US_National_Officials_Basic' | 'US_National_Officials_Plus' | 'US_State_Districts' | 'US_State_Officials_Basic' | 'US_State_Officials_Plus' | 'US_StateLegislatorContact' | 'USCongress' | 'ZipData' | 'ZipList5' | 'ZipList5CBSA' | 'ZipList5Geocode' | 'ZipList5Lite' | 'ZipList5MarketArea' | 'ZipList5Max' | 'ZipList5MedicalCBSA' | 'ZipList5MedicalMSA' | 'ZipList5MSA' | 'ZipList5Plus', required

## Query parameters

- `format` 'crLfList' | 'lfList' | 'comma' | 'tab' | 'json' | 'xml'
- `id` string, password, required

## Headers

- `Accept` 'application/json' | '*/*', required
- `Content-Type` 'application/json' | 'application/xml', required

## Response `200`

Successful response.

- string[]

## Other responses

- `400`: Bad Request

## Changes

- **2026-10-17** `c9e825a11c68`: 1 info
  - for the `query` request parameter `id`, the type was generalized from no type to `string`
- **2026-09-25** `e197235d1460`: 32 info
  - added the new enum value `CongressionalDistrictData` to the `path` request parameter `productname`
  - added the new enum value `CongressionalDistrictZipCodeData` to the `path` request parameter `productname`
  - added the new enum value `CountyZipCodeData` to the `path` request parameter `productname`
  - added the new enum value `DataQualityComponents-SSIS-Web` to the `path` request parameter `productname`
  - …28 more

[Operation history](https://skmtc.dev/melissa/apis/melissa-releases/changes/Releases/Product/:productname/get.md)

---

[API](https://skmtc.dev/melissa/apis/melissa-releases.md) - [All operations](https://skmtc.dev/melissa/apis/melissa-releases/llms.txt) - [OpenAPI document](https://skmtc.dev/melissa/apis/melissa-releases/revisions/3ee565d8b1ee?raw)