Area Code +54-11-(20570000...20579999) located in AMBA, Ciudad de Buenos Aires (C), more detail is as below. Place International Dialing Code : 54 International Prefix : 00 National Prefix : 0 National Destination Code : 11 Subscriber Number From : 20570000 Subscriber Number To : 20579999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TELECENTRO S.A. Click here to buy Argentina Area Code Database Other Information Language Code : es (Spanish) Country Number : 32 (Argentina) Country Code : AR (Argentina) Region Code : C Region Name : Ciudad de Buenos Aires City : AMBA Timezone : America/Argentina/Buenos_Aires Coordinated Universal Time : -03:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : -34.6100 Longitude : -58.3700 ‹ previous : +54-11-(20560000...20569999) next › : +54-11-(20580000...20589999) Dialling Instructions For trunk calls: 0 11 20570000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 54 11 20570000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 20570000 ~ 20579999 (Count: 10,000) Example: +54-11-20570000 / 0054-11-20570000 (011-20570000 / 0-11-20570000) +54-11-20570001 / 0054-11-20570001 (011-20570001 / 0-11-20570001) +54-11-20570002 / 0054-11-20570002 (011-20570002 / 0-11-20570002) +54-11-20570003 / 0054-11-20570003 (011-20570003 / 0-11-20570003) +54-11-20570004 / 0054-11-20570004 (011-20570004 / 0-11-20570004) ...+54-11-xxxxxxxx / 0054-11-xxxxxxxx (011-xxxxxxxx / 0-11-xxxxxxxx) ...+54-11-20579995 / 0054-11-20579995 (011-20579995 / 0-11-20579995) +54-11-20579996 / 0054-11-20579996 (011-20579996 / 0-11-20579996) +54-11-20579997 / 0054-11-20579997 (011-20579997 / 0-11-20579997) +54-11-20579998 / 0054-11-20579998 (011-20579998 / 0-11-20579998) +54-11-20579999 / 0054-11-20579999 (011-20579999 / 0-11-20579999)