Area Code +91-3671-(600000...699999) 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 : 600000 Subscriber Number To : 699999 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 : Tata Teleservices Ltd (TTSL) 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-(500000...599999) next › : +91-3671-(710000...719999) Dialling Instructions For trunk calls: 0 3671 600000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 3671 600000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 600000 ~ 699999 (Count: 100,000) Example: +91-3671-600000 / 0091-3671-600000 (03671-600000 / 0-3671-600000) +91-3671-600001 / 0091-3671-600001 (03671-600001 / 0-3671-600001) +91-3671-600002 / 0091-3671-600002 (03671-600002 / 0-3671-600002) +91-3671-600003 / 0091-3671-600003 (03671-600003 / 0-3671-600003) +91-3671-600004 / 0091-3671-600004 (03671-600004 / 0-3671-600004) ...+91-3671-xxxxxx / 0091-3671-xxxxxx (03671-xxxxxx / 0-3671-xxxxxx) ...+91-3671-699995 / 0091-3671-699995 (03671-699995 / 0-3671-699995) +91-3671-699996 / 0091-3671-699996 (03671-699996 / 0-3671-699996) +91-3671-699997 / 0091-3671-699997 (03671-699997 / 0-3671-699997) +91-3671-699998 / 0091-3671-699998 (03671-699998 / 0-3671-699998) +91-3671-699999 / 0091-3671-699999 (03671-699999 / 0-3671-699999)