Area Code +91-3671-(500000...599999) located in DIPHU, Assam (AS), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 3671 Subscriber Number From : 500000 Subscriber Number To : 599999 National Destination Code Length : 4 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 : AS Region Name : Assam City : DIPHU Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 25.8400 Longitude : 93.4300 ‹ previous : +91-3671-(400000...499999) next › : +91-3671-(600000...699999) Dialling Instructions For trunk calls: 0 3671 500000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 3671 500000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 500000 ~ 599999 (Count: 100,000) Example: +91-3671-500000 / 0091-3671-500000 (03671-500000 / 0-3671-500000) +91-3671-500001 / 0091-3671-500001 (03671-500001 / 0-3671-500001) +91-3671-500002 / 0091-3671-500002 (03671-500002 / 0-3671-500002) +91-3671-500003 / 0091-3671-500003 (03671-500003 / 0-3671-500003) +91-3671-500004 / 0091-3671-500004 (03671-500004 / 0-3671-500004) ...+91-3671-xxxxxx / 0091-3671-xxxxxx (03671-xxxxxx / 0-3671-xxxxxx) ...+91-3671-599995 / 0091-3671-599995 (03671-599995 / 0-3671-599995) +91-3671-599996 / 0091-3671-599996 (03671-599996 / 0-3671-599996) +91-3671-599997 / 0091-3671-599997 (03671-599997 / 0-3671-599997) +91-3671-599998 / 0091-3671-599998 (03671-599998 / 0-3671-599998) +91-3671-599999 / 0091-3671-599999 (03671-599999 / 0-3671-599999)