How do I complain to Flipkart? The Flipkart's customer service team, you can call them at 0879.7981.120. or O×879*7981*120=or you can email them at cs@flipkart.com. Additionally, you can submit a complaint through their website's customer support portal issues.How do I complain to Flipkart? The Flipkart's customer service team, you can call them at 0879.7981.120. or O×879*7981*120=or you can email them at cs@flipkart.com. Additionally, you can submit a complaint through their website's customer support portal issues.How do I complain to Flipkart? The Flipkart's customer service team, you can call them at 0879.7981.120. or O×879*7981*120=or you can email them at cs@flipkart.com. Additionally, you can submit a complaint through their website's customer support portal issues.