Area Code +91-131-(4000000...4999999) located in MUZAFFAR NAGAR, Uttar Pradesh (UP), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 131 Subscriber Number From : 4000000 Subscriber Number To : 4999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Bharti Airtel Ltd Click here to buy India Area Code Database Other Information Language Code : hi (Hindi) Country Number : 356 (India) Country Code : IN (India) Region Code : UP Region Name : Uttar Pradesh City : MUZAFFAR NAGAR Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 29.4700 Longitude : 77.7000 ‹ previous : +91-131-(3000000...3999999) next › : +91-131-(5000000...5999999) Dialling Instructions For trunk calls: 0 131 4000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 131 4000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4000000 ~ 4999999 (Count: 1,000,000) Example: +91-131-4000000 / 0091-131-4000000 (0131-4000000 / 0-131-4000000) +91-131-4000001 / 0091-131-4000001 (0131-4000001 / 0-131-4000001) +91-131-4000002 / 0091-131-4000002 (0131-4000002 / 0-131-4000002) +91-131-4000003 / 0091-131-4000003 (0131-4000003 / 0-131-4000003) +91-131-4000004 / 0091-131-4000004 (0131-4000004 / 0-131-4000004) ...+91-131-xxxxxxx / 0091-131-xxxxxxx (0131-xxxxxxx / 0-131-xxxxxxx) ...+91-131-4999995 / 0091-131-4999995 (0131-4999995 / 0-131-4999995) +91-131-4999996 / 0091-131-4999996 (0131-4999996 / 0-131-4999996) +91-131-4999997 / 0091-131-4999997 (0131-4999997 / 0-131-4999997) +91-131-4999998 / 0091-131-4999998 (0131-4999998 / 0-131-4999998) +91-131-4999999 / 0091-131-4999999 (0131-4999999 / 0-131-4999999)