Area Code +54-380-(4278000...4278999) located in LA RIOJA, La Rioja (F), more detail is as below. Place International Dialing Code : 54 International Prefix : 00 National Prefix : 0 National Destination Code : 380 Subscriber Number From : 4278000 Subscriber Number To : 4278999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : TELEFONICA MOVILES ARGENTINA 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 : F Region Name : La Rioja City : LA RIOJA Timezone : America/Argentina/La_Rioja Coordinated Universal Time : -03:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : -29.4100 Longitude : -66.8600 ‹ previous : +54-380-(4277000...4277999) next › : +54-380-(4279000...4279999) Dialling Instructions For trunk calls: 0 380 4278000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 54 380 4278000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4278000 ~ 4278999 (Count: 1,000) Example: +54-380-4278000 / 0054-380-4278000 (0380-4278000 / 0-380-4278000) +54-380-4278001 / 0054-380-4278001 (0380-4278001 / 0-380-4278001) +54-380-4278002 / 0054-380-4278002 (0380-4278002 / 0-380-4278002) +54-380-4278003 / 0054-380-4278003 (0380-4278003 / 0-380-4278003) +54-380-4278004 / 0054-380-4278004 (0380-4278004 / 0-380-4278004) ...+54-380-xxxxxxx / 0054-380-xxxxxxx (0380-xxxxxxx / 0-380-xxxxxxx) ...+54-380-4278995 / 0054-380-4278995 (0380-4278995 / 0-380-4278995) +54-380-4278996 / 0054-380-4278996 (0380-4278996 / 0-380-4278996) +54-380-4278997 / 0054-380-4278997 (0380-4278997 / 0-380-4278997) +54-380-4278998 / 0054-380-4278998 (0380-4278998 / 0-380-4278998) +54-380-4278999 / 0054-380-4278999 (0380-4278999 / 0-380-4278999)