Area Code +91-4188-(600000...699999) located in CHENGAM, Tamil Nādu (TN), more detail is as below. Place International Dialing Code : 91 International Prefix : 00 National Prefix : 0 National Destination Code : 4188 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 : TN Region Name : Tamil Nādu City : CHENGAM Timezone : Asia/Kolkata Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 12.3100 Longitude : 78.7900 ‹ previous : +91-4188-(500000...599999) next › : +91-4188-(710000...719999) Dialling Instructions For trunk calls: 0 4188 600000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 91 4188 600000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 600000 ~ 699999 (Count: 100,000) Example: +91-4188-600000 / 0091-4188-600000 (04188-600000 / 0-4188-600000) +91-4188-600001 / 0091-4188-600001 (04188-600001 / 0-4188-600001) +91-4188-600002 / 0091-4188-600002 (04188-600002 / 0-4188-600002) +91-4188-600003 / 0091-4188-600003 (04188-600003 / 0-4188-600003) +91-4188-600004 / 0091-4188-600004 (04188-600004 / 0-4188-600004) ...+91-4188-xxxxxx / 0091-4188-xxxxxx (04188-xxxxxx / 0-4188-xxxxxx) ...+91-4188-699995 / 0091-4188-699995 (04188-699995 / 0-4188-699995) +91-4188-699996 / 0091-4188-699996 (04188-699996 / 0-4188-699996) +91-4188-699997 / 0091-4188-699997 (04188-699997 / 0-4188-699997) +91-4188-699998 / 0091-4188-699998 (04188-699998 / 0-4188-699998) +91-4188-699999 / 0091-4188-699999 (04188-699999 / 0-4188-699999)