Area Code +91-135-(7910000...7919999) located in DEHRADUN, Uttarakhand (UT), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 135 Subscriber Number From : 7910000 Subscriber Number To : 7919999 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 : Videocon Telecom Click here to buy India Area Code Database Other Information Language Code : hi (Hindi) Country Number : 356 (India) Country Code : IN (India) Region Code : UT Region Name : Uttarakhand City : DEHRADUN Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 30.3200 Longitude : 78.0300 ‹ previous : +91-135-(7100000...7199999) next › : +91-135-(7920000...7929999) Dialling Instructions For trunk calls: 0 135 7910000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 135 7910000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7910000 ~ 7919999 (Count: 10,000) Example: +91-135-7910000 / 0091-135-7910000 (0135-7910000 / 0-135-7910000) +91-135-7910001 / 0091-135-7910001 (0135-7910001 / 0-135-7910001) +91-135-7910002 / 0091-135-7910002 (0135-7910002 / 0-135-7910002) +91-135-7910003 / 0091-135-7910003 (0135-7910003 / 0-135-7910003) +91-135-7910004 / 0091-135-7910004 (0135-7910004 / 0-135-7910004) ...+91-135-xxxxxxx / 0091-135-xxxxxxx (0135-xxxxxxx / 0-135-xxxxxxx) ...+91-135-7919995 / 0091-135-7919995 (0135-7919995 / 0-135-7919995) +91-135-7919996 / 0091-135-7919996 (0135-7919996 / 0-135-7919996) +91-135-7919997 / 0091-135-7919997 (0135-7919997 / 0-135-7919997) +91-135-7919998 / 0091-135-7919998 (0135-7919998 / 0-135-7919998) +91-135-7919999 / 0091-135-7919999 (0135-7919999 / 0-135-7919999)