Area Code +880-6257-(900...999) located in Madhabdi, Narsingdi (42), more detail is as below. Place International Dialing Code : 880 International Prefix : 00 National Prefix : 0 National Destination Code : 6257 Subscriber Number From : 900 Subscriber Number To : 999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 7 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : BTTB Click here to buy Bangladesh Area Code Database Other Information Language Code : bn (Bengali) Country Number : 50 (Bangladesh) Country Code : BD (Bangladesh) Region Code : 42 Region Name : Narsingdi City : Madhabdi Timezone : Asia/Dhaka Coordinated Universal Time : +06:00 Daylight Saving Time : No National Significant Number Minimum Length : 7 Latitude : 23.8500 Longitude : 90.6700 ‹ previous : +880-6257-(200...799) next › : +880-628-(62000...64999) Dialling Instructions For trunk calls: 0 6257 900 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 880 6257 900 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 900 ~ 999 (Count: 100) Example: +880-6257-900 / 00880-6257-900 (06257-900 / 0-6257-900) +880-6257-901 / 00880-6257-901 (06257-901 / 0-6257-901) +880-6257-902 / 00880-6257-902 (06257-902 / 0-6257-902) +880-6257-903 / 00880-6257-903 (06257-903 / 0-6257-903) +880-6257-904 / 00880-6257-904 (06257-904 / 0-6257-904) ...+880-6257-xxx / 00880-6257-xxx (06257-xxx / 0-6257-xxx) ...+880-6257-995 / 00880-6257-995 (06257-995 / 0-6257-995) +880-6257-996 / 00880-6257-996 (06257-996 / 0-6257-996) +880-6257-997 / 00880-6257-997 (06257-997 / 0-6257-997) +880-6257-998 / 00880-6257-998 (06257-998 / 0-6257-998) +880-6257-999 / 00880-6257-999 (06257-999 / 0-6257-999)