Area Code +55-51-(37720000...37724999) located in Arvorezinha, Rio Grande do Sul (RS), more detail is as below. Place International Dialing Code : 55 International Prefix : 00 National Prefix : 0 National Destination Code : 51 Subscriber Number From : 37720000 Subscriber Number To : 37724999 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 : OI Click here to buy Brazil Area Code Database Other Information Language Code : pt (Portuguese) Country Number : 76 (Brazil) Country Code : BR (Brazil) Region Code : RS Region Name : Rio Grande do Sul City : Arvorezinha Timezone : America/Sao_Paulo Coordinated Universal Time : -03:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : -28.8700 Longitude : -52.1700 ‹ previous : +55-51-(37711000...37711999) next › : +55-51-(37730000...37734999) Dialling Instructions For trunk calls: 0 51 37720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 55 51 37720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 37720000 ~ 37724999 (Count: 5,000) Example: +55-51-37720000 / 0055-51-37720000 (051-37720000 / 0-51-37720000) +55-51-37720001 / 0055-51-37720001 (051-37720001 / 0-51-37720001) +55-51-37720002 / 0055-51-37720002 (051-37720002 / 0-51-37720002) +55-51-37720003 / 0055-51-37720003 (051-37720003 / 0-51-37720003) +55-51-37720004 / 0055-51-37720004 (051-37720004 / 0-51-37720004) ...+55-51-xxxxxxxx / 0055-51-xxxxxxxx (051-xxxxxxxx / 0-51-xxxxxxxx) ...+55-51-37724995 / 0055-51-37724995 (051-37724995 / 0-51-37724995) +55-51-37724996 / 0055-51-37724996 (051-37724996 / 0-51-37724996) +55-51-37724997 / 0055-51-37724997 (051-37724997 / 0-51-37724997) +55-51-37724998 / 0055-51-37724998 (051-37724998 / 0-51-37724998) +55-51-37724999 / 0055-51-37724999 (051-37724999 / 0-51-37724999)