Clean up phone numbers to return as a linkable object grabbed and adapted from: http://stackoverflow.com/questions/4708248/formatting-phone-numbers-in-php

clean_phone_numbers.php

function _otm_clean_phone_number( $number ){

	$phoneNumber = preg_replace('/[^0-9]/','',$number);

    if(strlen($phoneNumber) > 10) {
        $countryCode = substr($phoneNumber, 0, strlen($phoneNumber)-10);
        $areaCode = substr($phoneNumber, -10, 3);
        $nextThree = substr($phoneNumber, -7, 3);
        $lastFour = substr($phoneNumber, -4, 4);

        $phoneNumber = $countryCode.'+'.$areaCode.$nextThree.$lastFour;
    }
    else if(strlen($phoneNumber) == 10) {
        $areaCode = substr($phoneNumber, 0, 3);
        $nextThree = substr($phoneNumber, 3, 3);
        $lastFour = substr($phoneNumber, 6, 4);

        $phoneNumber = '1+'.$areaCode.$nextThree.$lastFour;
    }
    else if(strlen($phoneNumber) == 7) {
        $nextThree = substr($phoneNumber, 0, 3);
        $lastFour = substr($phoneNumber, 3, 4);

        $phoneNumber = '1+'.$nextThree.$lastFour;
    }

    return $phoneNumber;

	// outut format 1+8665144934

}