Area Code +27-12-(3170000...3179999) located in PRETORIA, GAUTENG (GT), more detail is as below. Place International Dialing Code : 27 International Prefix : 00 National Prefix : 0 National Destination Code : 12 Subscriber Number From : 3170000 Subscriber Number To : 3179999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telkom SA Click here to buy South Africa Area Code Database Other Information Language Code : en (English) Country Number : 710 (South Africa) Country Code : ZA (South Africa) Region Code : GT Region Name : GAUTENG City : PRETORIA Timezone : Africa/Johannesburg Coordinated Universal Time : +02:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : -25.7300 Longitude : 28.2200 ‹ previous : +27-12-(3160000...3169999) next › : +27-12-(3180500...3180599) Dialling Instructions For trunk calls: 0 12 3170000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 27 12 3170000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3170000 ~ 3179999 (Count: 10,000) Example: +27-12-3170000 / 0027-12-3170000 (012-3170000 / 0-12-3170000) +27-12-3170001 / 0027-12-3170001 (012-3170001 / 0-12-3170001) +27-12-3170002 / 0027-12-3170002 (012-3170002 / 0-12-3170002) +27-12-3170003 / 0027-12-3170003 (012-3170003 / 0-12-3170003) +27-12-3170004 / 0027-12-3170004 (012-3170004 / 0-12-3170004) ...+27-12-xxxxxxx / 0027-12-xxxxxxx (012-xxxxxxx / 0-12-xxxxxxx) ...+27-12-3179995 / 0027-12-3179995 (012-3179995 / 0-12-3179995) +27-12-3179996 / 0027-12-3179996 (012-3179996 / 0-12-3179996) +27-12-3179997 / 0027-12-3179997 (012-3179997 / 0-12-3179997) +27-12-3179998 / 0027-12-3179998 (012-3179998 / 0-12-3179998) +27-12-3179999 / 0027-12-3179999 (012-3179999 / 0-12-3179999)