Area Code +91-33-(00000000...99999999) located in KOLKATA, 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 : 00000000 Subscriber Number To : 99999999 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 : Bharat Sanchar Nigam Limited (BSNL) 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 : KOLKATA Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 22.5700 Longitude : 88.3600 ‹ previous : +91-326-(0000000...9999999) next › : +91-341-(0000000...9999999) Dialling Instructions For trunk calls: 0 33 00000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 33 00000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 00000000 ~ 99999999 (Count: 100,000,000) Example: +91-33-00000000 / 0091-33-00000000 (033-00000000 / 0-33-00000000) +91-33-00000001 / 0091-33-00000001 (033-00000001 / 0-33-00000001) +91-33-00000002 / 0091-33-00000002 (033-00000002 / 0-33-00000002) +91-33-00000003 / 0091-33-00000003 (033-00000003 / 0-33-00000003) +91-33-00000004 / 0091-33-00000004 (033-00000004 / 0-33-00000004) ...+91-33-xxxxxxxx / 0091-33-xxxxxxxx (033-xxxxxxxx / 0-33-xxxxxxxx) ...+91-33-99999995 / 0091-33-99999995 (033-99999995 / 0-33-99999995) +91-33-99999996 / 0091-33-99999996 (033-99999996 / 0-33-99999996) +91-33-99999997 / 0091-33-99999997 (033-99999997 / 0-33-99999997) +91-33-99999998 / 0091-33-99999998 (033-99999998 / 0-33-99999998) +91-33-99999999 / 0091-33-99999999 (033-99999999 / 0-33-99999999)