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/**
 * Code goes in functions.php or a custom plugin.
 */
add_filter( 'woocommerce_states', 'indian_woocommerce_states' );

function indian_woocommerce_states( $states ) {

  $states['IN'] = array(
				'AP' => __('Andra Pradesh', 'woocommerce'),
				'AR' => __('Arunachal Pradesh', 'woocommerce'),
				'AS' => __('Assam', 'woocommerce'),
				'BR' => __('Bihar', 'woocommerce'),
				'CT' => __('Chhattisgarh', 'woocommerce'),
				'GA' => __('Goa', 'woocommerce'),
				'GJ' => __('Gujarat', 'woocommerce'),
				'HR' => __('Haryana', 'woocommerce'),
				'HP' => __('Himachal Pradesh', 'woocommerce'),
				'JK' => __('Jammu and Kashmir', 'woocommerce'),
				'JH' => __('Jharkhand', 'woocommerce'),
				'KA' => __('Karnataka', 'woocommerce'),
				'KL' => __('Kerala', 'woocommerce'),
				'MP' => __('Madhya Pradesh', 'woocommerce'),
				'MH' => __('Maharashtra', 'woocommerce'),
				'MN' => __('Manipur', 'woocommerce'),
				'ML' => __('Meghalaya', 'woocommerce'),
				'MZ' => __('Mizoram', 'woocommerce'),
				'NL' => __('Nagaland', 'woocommerce'),
				'OR' => __('Orissa', 'woocommerce'),
				'PB' => __('Punjab', 'woocommerce'),
				'RJ' => __('Rajasthan', 'woocommerce'),
				'SK' => __('Sikkim', 'woocommerce'),
				'TN' => __('Tamil Nadu', 'woocommerce'),
				'TR' => __('Tripura', 'woocommerce'),
				'UT' => __('Uttaranchal', 'woocommerce'),
				'UP' => __('Uttar Pradesh', 'woocommerce'),
				'WB' => __('West Bengal', 'woocommerce'),
				'AN' => __('Andaman and Nicobar Islands', 'woocommerce'),
				'CH' => __('Chandigarh', 'woocommerce'),
				'DN' => __('Dadar and Nagar Haveli', 'woocommerce'),
				'DD' => __('Daman and Diu', 'woocommerce'),
				'DL' => __('Delhi', 'woocommerce'),
				'LD' => __('Lakshadeep', 'woocommerce'),
				'PY' => __('Pondicherry (Puducherry)', 'woocommerce')
  );

  return $states;
}