Area Code +91-7637-(300000...399999) located in BIRSA, Madhya Pradesh (MP), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 7637 Subscriber Number From : 300000 Subscriber Number To : 399999 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 : Reliance Communications 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 : MP Region Name : Madhya Pradesh City : BIRSA Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 22.0100 Longitude : 80.7400 ‹ previous : +91-7637-(200000...299999) next › : +91-7637-(400000...499999) Dialling Instructions For trunk calls: 0 7637 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 7637 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 399999 (Count: 100,000) Example: +91-7637-300000 / 0091-7637-300000 (07637-300000 / 0-7637-300000) +91-7637-300001 / 0091-7637-300001 (07637-300001 / 0-7637-300001) +91-7637-300002 / 0091-7637-300002 (07637-300002 / 0-7637-300002) +91-7637-300003 / 0091-7637-300003 (07637-300003 / 0-7637-300003) +91-7637-300004 / 0091-7637-300004 (07637-300004 / 0-7637-300004) ...+91-7637-xxxxxx / 0091-7637-xxxxxx (07637-xxxxxx / 0-7637-xxxxxx) ...+91-7637-399995 / 0091-7637-399995 (07637-399995 / 0-7637-399995) +91-7637-399996 / 0091-7637-399996 (07637-399996 / 0-7637-399996) +91-7637-399997 / 0091-7637-399997 (07637-399997 / 0-7637-399997) +91-7637-399998 / 0091-7637-399998 (07637-399998 / 0-7637-399998) +91-7637-399999 / 0091-7637-399999 (07637-399999 / 0-7637-399999)