India Post — Without delivery online status shows item delivered

Address: Gautam Buddh Nagar, Uttar Pradesh, 201306

My consignment (Ed[protected]in) shipped on 23rd aug.16 from new delhi to gr. Noida. Item is lying at i. A. Surajpur since 24th aug.16. Today (27th aug.16) online status shows item delivered on 26aug.16. Still not delivered. Wrong information shown. Poor service by india post. Office phone no. Continuously busy (Someone misusing govt. Phone). No email id for complaint. No customer customer care no. Works. Worst experience with india post.