Area Code +61-10-(420000...429999) located in Incoming only international, more detail is as below. Place International Dialing Code : 61 International Prefix : 0011 National Destination Code : 10 Subscriber Number From : 420000 Subscriber Number To : 429999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : S (Special) Carrier Name : Telstra Corporation Limited Click here to buy Australia Area Code Database Other Information Language Code : en (English) Country Number : 36 (Australia) Country Code : AU (Australia) City : Incoming only international Timezone : Australia/Melbourne Coordinated Universal Time : +10:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : -25.2700 Longitude : 133.7800 ‹ previous : +61-10-(410000...419999) next › : +61-10-(500000000000...509999999999) Dialling Instructions For trunk calls: 0 10 420000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 0011 61 10 420000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 420000 ~ 429999 (Count: 10,000) Example: +61-10-420000 / 001161-10-420000 (10-420000 / -10-420000) +61-10-420001 / 001161-10-420001 (10-420001 / -10-420001) +61-10-420002 / 001161-10-420002 (10-420002 / -10-420002) +61-10-420003 / 001161-10-420003 (10-420003 / -10-420003) +61-10-420004 / 001161-10-420004 (10-420004 / -10-420004) ...+61-10-xxxxxx / 001161-10-xxxxxx (10-xxxxxx / -10-xxxxxx) ...+61-10-429995 / 001161-10-429995 (10-429995 / -10-429995) +61-10-429996 / 001161-10-429996 (10-429996 / -10-429996) +61-10-429997 / 001161-10-429997 (10-429997 / -10-429997) +61-10-429998 / 001161-10-429998 (10-429998 / -10-429998) +61-10-429999 / 001161-10-429999 (10-429999 / -10-429999)