Considering some problems in bill distribution system, the deadline for payment of the bills extended up to 14th Day, 1390 (January 4th, 2012). 

According to Public Relations of MCI, due to some problems in distribution of bills of 4th bills of postpaid SIM Cards in Tehran and Alborz Provinces, and probability of delay in distribution in some regions, the deadline for payment of 4th bills postponed up to January 4th, 2012.
According to this notice, for prevention of any probable disconnection, Hamrah-e-Avval will provide the subscribers with new bill and payment codes and resend the bills to the subscribers.