Envelope not delivered
Speed post not delivered

Sir, i sent a speed post to delhi from KiiT post office. Bhubaneswar on 12th sept. 08 but it has not been delivered till now ie 18th sept.. The speed post no is

EO 87337838 7 IN.. I had called the post office but i was not given any response. Please tell me what i should do .. My tel no is 9556393769