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# List HOS Regions

GET https://api.catenatelematics.com/v2/telematics/ref-hos-regions

Get a paginated list of Hours of Service (HOS) regions reference data

Reference: https://catena.ferndocs.com/api-reference/telematics/reference-data-supporting-tables/list-hos-regions

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Query parameters

- `cursor` (string, optional, nullable) — Cursor for the next page
- `size` (integer, optional, default: 300) — Page size

## Response

### 200

Successful Response

- `items` (list of RefHosRegion, required)
- `total` (integer, required)
- `current_page` (string, optional, nullable) — Cursor to refetch the current page
- `current_page_backwards` (string, optional, nullable) — Cursor to refetch the current page starting from the last item
- `previous_page` (string, optional, nullable) — Cursor for the previous page
- `next_page` (string, optional, nullable) — Cursor for the next page

## Errors

### 400 Bad Request Error

Bad Request

- `code` (integer, optional, default: 400)
- `message` (string, optional, default: Bad Request)
- `detail` (string, optional, nullable)

### 401 Unauthorized Error

Unauthorized

- `code` (integer, optional, default: 401)
- `message` (string, optional, default: Unauthorized)
- `detail` (string, optional, nullable)

### 403 Forbidden Error

Forbidden

- `code` (integer, optional, default: 403)
- `message` (string, optional, default: Forbidden)
- `detail` (string, optional, nullable)

### 404 Not Found Error

Not Found

- `code` (integer, optional, default: 404)
- `message` (string, optional, default: Not Found)
- `detail` (string, optional, nullable)

### 405 Method Not Allowed Error

Method Not Allowed

- `code` (integer, optional, default: 405)
- `message` (string, optional, default: Method Not Allowed)
- `detail` (string, optional, nullable)

### 409 Conflict Error

Conflict

- `code` (integer, optional, default: 409)
- `message` (string, optional, default: Conflict)
- `detail` (string, optional, nullable)

### 422 Unprocessable Entity Error

Unprocessable Entity

- `code` (integer, optional, default: 422)
- `message` (string, optional, default: Invalid Request Body)
- `detail` (list of ValidationErrorDetail, optional, nullable)

### 429 Too Many Requests Error

Too Many Requests

- `code` (integer, optional, default: 429)
- `message` (string, optional, default: Too Many Requests)
- `detail` (RetryAfterDetail, optional, nullable)

### 500 Internal Server Error

Internal Server Error

- `message` (string, optional, default: Internal Server Error)

### 501 Not Implemented Error

Not Implemented

- `code` (integer, optional, default: 501)
- `message` (string, optional, default: Not Implemented)
- `detail` (string, optional, nullable)

## Types

### RefHosRegion

Reference: HOS regions (country/region codes)

- `region_code` (string, required) — Canonical region code (ISO-3166-2), e.g., 'US-CA', 'CA-ON'. Primary key.
- `country_code` (string, required) — Country code (ISO-3166-1 alpha-2), e.g., 'US', 'CA'.
- `country_name` (string, required) — Country name (e.g., 'United States', 'Canada').
- `region_code_iso2` (string, required) — Subdivision code component of ISO-3166-2 (the part after the hyphen), e.g., 'CA' for US-CA, 'ON' for CA-ON.
- `region_name` (string, required) — Region/subdivision name, e.g., 'California', 'Ontario'.

### ValidationErrorDetail

- `path` (string, required)
- `input` (string, required)
- `message` (string, required)
- `error_type` (string, required)

### RetryAfterDetail

- `retry_after_seconds` (integer, required)
- `message` (string, required)

## Examples

**Response**

```json
{
  "items": [
    {
      "region_code": "string",
      "country_code": "string",
      "country_name": "string",
      "region_code_iso2": "string",
      "region_name": "string"
    }
  ],
  "total": 1,
  "current_page": "string",
  "current_page_backwards": "string",
  "previous_page": "string",
  "next_page": "string"
}
```

**SDK Code**

```python
import requests

url = "https://api.catenatelematics.com/v2/telematics/ref-hos-regions"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.catenatelematics.com/v2/telematics/ref-hos-regions';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.catenatelematics.com/v2/telematics/ref-hos-regions"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.catenatelematics.com/v2/telematics/ref-hos-regions")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("https://api.catenatelematics.com/v2/telematics/ref-hos-regions")
  .header("Authorization", "Bearer <token>")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api.catenatelematics.com/v2/telematics/ref-hos-regions', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.catenatelematics.com/v2/telematics/ref-hos-regions");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.catenatelematics.com/v2/telematics/ref-hos-regions")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```