states.php

<?php
$out = array(
			''   => esc_html__( 'Please choose a state.', 'boilerplate' ),
			'AL' => esc_html__( 'Alabama', 'boilerplate' ),
			'AK' => esc_html__( 'Alaska', 'boilerplate' ),
			'AS' => esc_html__( 'American Samoa', 'boilerplate' ),
			'AZ' => esc_html__( 'Arizona', 'boilerplate' ),
			'AR' => esc_html__( 'Arkansas', 'boilerplate' ),
[...]