> For the complete documentation index, see [llms.txt](https://apidocs.gsped.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://apidocs.gsped.com/gsped-api-english-version/spedizioni-e-dintorni/shipment/corrieri/colissimo.md).

# Colissimo

## Gsped code list

<table data-full-width="true"><thead><tr><th>Service</th><th data-type="number">Courier code</th><th data-type="number">Service code</th><th>Notes</th></tr></thead><tbody><tr><td>Home no signature</td><td>173</td><td>0</td><td></td></tr><tr><td>Home with signature</td><td>173</td><td>1</td><td></td></tr><tr><td>Out of home - Pickup Points</td><td>173</td><td>3</td><td></td></tr><tr><td>International Domestic no signature</td><td>173</td><td>6</td><td></td></tr><tr><td>International Domestic with signature</td><td>173</td><td>7</td><td></td></tr><tr><td>Expert International</td><td>173</td><td>8</td><td></td></tr><tr><td>Retour France</td><td>173</td><td>9</td><td></td></tr><tr><td>Home OM - with signature</td><td>173</td><td>10</td><td></td></tr><tr><td>Eco OM - no signature</td><td>173</td><td>11</td><td></td></tr><tr><td>Eco OM - with signature</td><td>173</td><td>12</td><td></td></tr><tr><td>Retuor International</td><td>173</td><td>13</td><td></td></tr><tr><td>Home OM - no signature</td><td>173</td><td>14</td><td></td></tr></tbody></table>

## Forcing the client code

You can send the client code to force waybill creation with a given contract code

```json
"courierData":{
    "clientCode":"588326"
}
```