joi-us-zipcode

![Build Status](https://travis-ci.com/oprogramador/joi-us-zipcode
)

![NPM status](https://npmjs.org/package/joi-us-zipcode
)

Joi extension to validate USA zip codes.

The list of codes is copied from the source of https://github.com/davglass/zipcodes.

``js
const BaseJoi = require('joi');
const Extension = require('joi-us-zipcode');
const Joi = BaseJoi.extend(Extension);

const schema = {
zip: Joi.string().usZipCode(),
};
const object = {
zip: '75001',
};

Joi.validate(schema, object);
``