Area Code +886-91-(4000000...4999999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 886 International Prefix : 002 National Prefix : 0 National Destination Code : 91 Subscriber Number From : 4000000 Subscriber Number To : 4999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Chunghwa Telecom LDM Click here to buy Taiwan Area Code Database Other Information Language Code : zh (Chinese) Country Number : 158 (Taiwan) Country Code : TW (Taiwan) City : Mobile Telephony Timezone : Asia/Taipei Coordinated Universal Time : +08:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 25.0400 Longitude : 121.5500 ‹ previous : +886-89-(900000...999999) next › : +886-92-(4000000...4999999) Dialling Instructions For trunk calls: 0 91 4000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 002 886 91 4000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4000000 ~ 4999999 (Count: 1,000,000) Example: +886-91-4000000 / 002886-91-4000000 (091-4000000 / 0-91-4000000) +886-91-4000001 / 002886-91-4000001 (091-4000001 / 0-91-4000001) +886-91-4000002 / 002886-91-4000002 (091-4000002 / 0-91-4000002) +886-91-4000003 / 002886-91-4000003 (091-4000003 / 0-91-4000003) +886-91-4000004 / 002886-91-4000004 (091-4000004 / 0-91-4000004) ...+886-91-xxxxxxx / 002886-91-xxxxxxx (091-xxxxxxx / 0-91-xxxxxxx) ...+886-91-4999995 / 002886-91-4999995 (091-4999995 / 0-91-4999995) +886-91-4999996 / 002886-91-4999996 (091-4999996 / 0-91-4999996) +886-91-4999997 / 002886-91-4999997 (091-4999997 / 0-91-4999997) +886-91-4999998 / 002886-91-4999998 (091-4999998 / 0-91-4999998) +886-91-4999999 / 002886-91-4999999 (091-4999999 / 0-91-4999999)