Area Code +91-6437-(300000...399999) located in MAHAGAMA, Jharkhand (JH), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 6437 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 : JH Region Name : Jharkhand City : MAHAGAMA Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 25.0300 Longitude : 87.3200 ‹ previous : +91-6437-(200000...299999) next › : +91-6437-(400000...499999) Dialling Instructions For trunk calls: 0 6437 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 6437 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 399999 (Count: 100,000) Example: +91-6437-300000 / 0091-6437-300000 (06437-300000 / 0-6437-300000) +91-6437-300001 / 0091-6437-300001 (06437-300001 / 0-6437-300001) +91-6437-300002 / 0091-6437-300002 (06437-300002 / 0-6437-300002) +91-6437-300003 / 0091-6437-300003 (06437-300003 / 0-6437-300003) +91-6437-300004 / 0091-6437-300004 (06437-300004 / 0-6437-300004) ...+91-6437-xxxxxx / 0091-6437-xxxxxx (06437-xxxxxx / 0-6437-xxxxxx) ...+91-6437-399995 / 0091-6437-399995 (06437-399995 / 0-6437-399995) +91-6437-399996 / 0091-6437-399996 (06437-399996 / 0-6437-399996) +91-6437-399997 / 0091-6437-399997 (06437-399997 / 0-6437-399997) +91-6437-399998 / 0091-6437-399998 (06437-399998 / 0-6437-399998) +91-6437-399999 / 0091-6437-399999 (06437-399999 / 0-6437-399999)