InvalidPostalCode
Example
{
	"code": "InvalidPostalCode",
	"target": "Unknown",
	"details": [
		{
			"code": "InvalidPostalCode",
			"number": 317,
			"message": "The postal code is invalid: -0-.",
			"description": "You have attempted to get the tax rates for an invalid postal code -0-. Please provide a valid postal code.",
			"faultCode": "Client",
			"helpLink": "http://developer.avalara.com/avatax/errors/InvalidPostalCode",
			"severity": "Error"
		}
	]
}
Explanation

The AvaTax TaxRatesByPostalCode API keeps track of tax rates for all known postal codes (also known as Zip Codes) in the United States. This error indicates that your API call provided a postal code that was not recognized. Please check your postal code.