Area Code +91-33-(50000000...59999999) located in Calcutta, West Bengal (WB), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 33 Subscriber Number From : 50000000 Subscriber Number To : 59999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Sistema Shyam TeleServices Ltd (MTS) Click here to buy India Area Code Database Other Information Language Code : hi (Hindi) Country Number : 356 (India) Country Code : IN (India) Region Code : WB Region Name : West Bengal City : Calcutta Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 22.5600 Longitude : 88.3600 ‹ previous : +91-33-(40000000...49999999) next › : +91-33-(60000000...69999999) Dialling Instructions For trunk calls: 0 33 50000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 33 50000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 50000000 ~ 59999999 (Count: 10,000,000) Example: +91-33-50000000 / 0091-33-50000000 (033-50000000 / 0-33-50000000) +91-33-50000001 / 0091-33-50000001 (033-50000001 / 0-33-50000001) +91-33-50000002 / 0091-33-50000002 (033-50000002 / 0-33-50000002) +91-33-50000003 / 0091-33-50000003 (033-50000003 / 0-33-50000003) +91-33-50000004 / 0091-33-50000004 (033-50000004 / 0-33-50000004) ...+91-33-xxxxxxxx / 0091-33-xxxxxxxx (033-xxxxxxxx / 0-33-xxxxxxxx) ...+91-33-59999995 / 0091-33-59999995 (033-59999995 / 0-33-59999995) +91-33-59999996 / 0091-33-59999996 (033-59999996 / 0-33-59999996) +91-33-59999997 / 0091-33-59999997 (033-59999997 / 0-33-59999997) +91-33-59999998 / 0091-33-59999998 (033-59999998 / 0-33-59999998) +91-33-59999999 / 0091-33-59999999 (033-59999999 / 0-33-59999999)