### Verify and Parse Addresses

Source: https://www.postgrid.com/api-docs

These cURL examples demonstrate how to automatically parse and correct freeform US or Canadian addresses, and how to use the international API for global address verification.

```bash
# Automatically parse and correct a freeform US or Canadian address
curl https://api.postgrid.com/v1/addver/verifications \
-u API_KEY: \
-d address="14-20 bay st, floor 11, toronto, on, canada"
```

```bash
# Use our international API to verify addresses around the world
curl https://api.postgrid.com/v1/intl_addver/verifications \
-u API_KEY: \
-d address[line1]="33 Nine Elms Lane" \
-d address[city]="London" \
-d address[postalOrZip]="SW11 7US" \
-d address[country]="United Kingdom"
```

--------------------------------

### Send a Postcard with PostGrid API

Source: https://www.postgrid.com/api-docs

This cURL example demonstrates how to send a custom postcard. You need to provide your API key, postcard dimensions, template IDs, and mailing class.

```bash
curl https://api.postgrid.com/print-mail/v1/postcards \
-u API_KEY: \
-d to[firstName]="Kevin" \
-d to[lastName]="Villena" \
-d to[addressLine1]="145 Mulberry St, Apt PH D, New York, NY 10013" \
-d to[countryCode]="US" \
-d size="6x4" \
-d frontTemplate="template_6a3k5LqumLD7cpdD9VkQUd" \
-d backTemplate="template_oa8Au5h4DqFr1mRDLaKhJz" \
-d mailingClass="standard_class" \
-d mergeVariables[qr_code_url]="https://postgrid.com?source=postcard"
```

--------------------------------

### Address Autocompletion

Source: https://www.postgrid.com/api-docs

These cURL commands show how to list address suggestions for partial input in the US & Canada, and how to list international addresses sorted by distance to the user's IP.

```bash
# List US & Canada previews for partial address input
curl https://api.postgrid.com/v1/addver/completions?partialStreet=182+Se \
-u API_KEY:
```

```bash
# List addresses from around the world, sorted by distance to user IP
curl https://api.postgrid.com/v1/intl_addver/completions?partialStreet=15&countriesFilter=UK \
-u API_KEY:
```

--------------------------------

### List and Retrieve Mail Items

Source: https://www.postgrid.com/api-docs

These cURL commands show how to list letters based on search criteria (e.g., destination and status) and retrieve a specific check with expanded bank account details.

```bash
# List all letters destined for New York that have left their final USPS facility.
curl https://api.postgrid.com/print-mail/v1/letters?search= "NY out_for_delivery" \
-u API_KEY:
```

```bash
# Retrieve a check and its corresponding bank account
curl https://api.postgrid.com/print-mail/v1/cheques/cheque_dUtnqaaFTFyz9Yo56PuEfn?expand[]="bankAccount" \
-u API_KEY:
```

--------------------------------

### Address Autocompletion

Source: https://www.postgrid.com/api-docs

List address suggestions for partial input, both for US/Canada and international addresses.

```APIDOC
## GET /v1/addver/completions

### Description
List US & Canada previews for partial address input.

### Method
GET

### Endpoint
https://api.postgrid.com/v1/addver/completions

### Parameters
#### Query Parameters
- **partialStreet** (string) - Required - Partial street input.

## GET /v1/intl_addver/completions

### Description
List addresses from around the world, sorted by distance to user IP.

### Method
GET

### Endpoint
https://api.postgrid.com/v1/intl_addver/completions

### Parameters
#### Query Parameters
- **partialStreet** (string) - Required - Partial street input.
- **countriesFilter** (string) - Optional - Filter by country code (e.g., "UK").

### Response
#### Success Response (200)
(Response details not provided in source)

#### Response Example
(Response example not provided in source)
```

--------------------------------

### Send a Check with PostGrid API

Source: https://www.postgrid.com/api-docs

Use this cURL command to send a check. This includes sender and recipient details, bank account information, amount, and an optional letter PDF attachment.

```bash
curl https://api.postgrid.com/print-mail/v1/cheques \
-u API_KEY: \
-d to[firstName]="Kevin" \
-d to[lastName]="Villena" \
-d to[addressLine1]="145 Mulberry St, Apt PH D, New York, NY 10013" \
-d to[countryCode]="US" \
-d from[companyName]="PostGrid" \
-d from[addressLine1]="90 Canal St, Suite 400, Boston, MA" \
-d from[countryCode]="US" \
-d bankAccount="bank_k9zDtHjZmBe9ruVC4F8PZN" \
-d amount=4242 \
-d message="Here is the payment for the attached invoice." \
-d letterPDF="https://pg-prod-bucket-1.s3.amazonaws.com/assets/sample-invoice.pdf"
```

--------------------------------

### Send a Letter with PostGrid API

Source: https://www.postgrid.com/api-docs

Use this cURL command to send a personalized letter. Ensure you replace API_KEY with your actual key and specify the template and merge variables.

```bash
curl https://api.postgrid.com/print-mail/v1/letters \
-u API_KEY: \
-d to[firstName]="Kevin" \
-d to[lastName]="Villena" \
-d to[addressLine1]="145 Mulberry St, Apt PH D, New York, NY 10013" \
-d to[countryCode]="US" \
-d from[companyName]="PostGrid" \
-d from[addressLine1]="90 Canal St, Suite 400, Boston, MA" \
-d from[countryCode]="US" \
-d color=true \
-d express=true \
-d template="template_4hXPyVphgFPynPyHFTJaKo" \
-d mergeVariables[verification_code]=4242
```

--------------------------------

### List and Retrieve Mailings

Source: https://www.postgrid.com/api-docs

List letters or retrieve specific checks with expanded bank account details.

```APIDOC
## GET /print-mail/v1/letters

### Description
List letters with search parameters.

### Method
GET

### Endpoint
https://api.postgrid.com/print-mail/v1/letters

### Parameters
#### Query Parameters
- **search** (string) - Optional - Search query (e.g., "NY out_for_delivery").

## GET /print-mail/v1/cheques/{cheque_id}

### Description
Retrieve a check and its corresponding bank account details.

### Method
GET

### Endpoint
https://api.postgrid.com/print-mail/v1/cheques/{cheque_id}

### Parameters
#### Path Parameters
- **cheque_id** (string) - Required - The ID of the check to retrieve.
#### Query Parameters
- **expand[]** (string) - Optional - Expand related resources, e.g., "bankAccount".

### Response
#### Success Response (200)
(Response details not provided in source)

#### Response Example
(Response example not provided in source)
```

--------------------------------

### Send a Postcard

Source: https://www.postgrid.com/api-docs

Send customized postcards with specified front and back templates. Supports standard mailing class.

```APIDOC
## POST /print-mail/v1/postcards

### Description
Send customized postcards with specified front and back templates. Supports standard mailing class.

### Method
POST

### Endpoint
https://api.postgrid.com/print-mail/v1/postcards

### Parameters
#### Request Body
- **to** (object) - Required - Recipient's details.
  - **firstName** (string) - Required
  - **lastName** (string) - Required
  - **addressLine1** (string) - Required
  - **countryCode** (string) - Required
- **size** (string) - Required - Postcard size (e.g., "6x4").
- **frontTemplate** (string) - Required - The ID of the front template.
- **backTemplate** (string) - Required - The ID of the back template.
- **mailingClass** (string) - Required - Mailing class (e.g., "standard_class").
- **mergeVariables** (object) - Optional - Variables to merge into the templates.
  - **qr_code_url** (string) - Example merge variable.

### Request Example
```json
{
  "to": {
    "firstName": "Kevin",
    "lastName": "Villena",
    "addressLine1": "145 Mulberry St, Apt PH D, New York, NY 10013",
    "countryCode": "US"
  },
  "size": "6x4",
  "frontTemplate": "template_6a3k5LqumLD7cpdD9VkQUd",
  "backTemplate": "template_oa8Au5h4DqFr1mRDLaKhJz",
  "mailingClass": "standard_class",
  "mergeVariables": {
    "qr_code_url": "https://postgrid.com?source=postcard"
  }
}
```

### Response
#### Success Response (200)
(Response details not provided in source)

#### Response Example
(Response example not provided in source)
```

--------------------------------

### Address Verification

Source: https://www.postgrid.com/api-docs

Verify and correct addresses for the US, Canada, and internationally. Supports autocompletion.

```APIDOC
## POST /v1/addver/verifications

### Description
Automatically parse and correct a freeform US or Canadian address.

### Method
POST

### Endpoint
https://api.postgrid.com/v1/addver/verifications

### Parameters
#### Request Body
- **address** (string) - Required - The freeform address to verify.

## POST /v1/intl_addver/verifications

### Description
Use our international API to verify addresses around the world.

### Method
POST

### Endpoint
https://api.postgrid.com/v1/intl_addver/verifications

### Parameters
#### Request Body
- **address** (object) - Required - Address details.
  - **line1** (string) - Required
  - **city** (string) - Required
  - **postalOrZip** (string) - Required
  - **country** (string) - Required

### Response
#### Success Response (200)
(Response details not provided in source)

#### Response Example
(Response example not provided in source)
```

--------------------------------

### Send a Check

Source: https://www.postgrid.com/api-docs

Send US & Canadian checks with letter attachments. Requires bank account details and amount.

```APIDOC
## POST /print-mail/v1/cheques

### Description
Send US & Canadian checks with letter attachments. Requires bank account details and amount.

### Method
POST

### Endpoint
https://api.postgrid.com/print-mail/v1/cheques

### Parameters
#### Request Body
- **to** (object) - Required - Recipient's details.
  - **firstName** (string) - Required
  - **lastName** (string) - Required
  - **addressLine1** (string) - Required
  - **countryCode** (string) - Required
- **from** (object) - Required - Sender's details.
  - **companyName** (string) - Optional
  - **addressLine1** (string) - Required
  - **countryCode** (string) - Required
- **bankAccount** (string) - Required - The ID of the bank account.
- **amount** (number) - Required - The check amount.
- **message** (string) - Optional - A message to include with the check.
- **letterPDF** (string) - Optional - URL to a PDF to attach to the check.

### Request Example
```json
{
  "to": {
    "firstName": "Kevin",
    "lastName": "Villena",
    "addressLine1": "145 Mulberry St, Apt PH D, New York, NY 10013",
    "countryCode": "US"
  },
  "from": {
    "companyName": "PostGrid",
    "addressLine1": "90 Canal St, Suite 400, Boston, MA",
    "countryCode": "US"
  },
  "bankAccount": "bank_k9zDtHjZmBe9ruVC4F8PZN",
  "amount": 4242,
  "message": "Here is the payment for the attached invoice.",
  "letterPDF": "https://pg-prod-bucket-1.s3.amazonaws.com/assets/sample-invoice.pdf"
}
```

### Response
#### Success Response (200)
(Response details not provided in source)

#### Response Example
(Response example not provided in source)
```

--------------------------------

### Send a Letter

Source: https://www.postgrid.com/api-docs

Send personalized letters with automatic address verification. Supports custom templates and express delivery.

```APIDOC
## POST /print-mail/v1/letters

### Description
Send personalized letters with automatic address verification. Supports custom templates and express delivery.

### Method
POST

### Endpoint
https://api.postgrid.com/print-mail/v1/letters

### Parameters
#### Request Body
- **to** (object) - Required - Recipient's details.
  - **firstName** (string) - Required
  - **lastName** (string) - Required
  - **addressLine1** (string) - Required
  - **countryCode** (string) - Required
- **from** (object) - Required - Sender's details.
  - **companyName** (string) - Optional
  - **addressLine1** (string) - Required
  - **countryCode** (string) - Required
- **color** (boolean) - Optional - Whether to print in color.
- **express** (boolean) - Optional - Whether to use express delivery.
- **template** (string) - Required - The ID of the template to use.
- **mergeVariables** (object) - Optional - Variables to merge into the template.
  - **verification_code** (string) - Example merge variable.

### Request Example
```json
{
  "to": {
    "firstName": "Kevin",
    "lastName": "Villena",
    "addressLine1": "145 Mulberry St, Apt PH D, New York, NY 10013",
    "countryCode": "US"
  },
  "from": {
    "companyName": "PostGrid",
    "addressLine1": "90 Canal St, Suite 400, Boston, MA",
    "countryCode": "US"
  },
  "color": true,
  "express": true,
  "template": "template_4hXPyVphgFPynPyHFTJaKo",
  "mergeVariables": {
    "verification_code": "4242"
  }
}
```

### Response
#### Success Response (200)
(Response details not provided in source)

#### Response Example
(Response example not provided in source)
```

=== COMPLETE CONTENT === This response contains all available snippets from this library. No additional content exists. Do not make further requests.