Area Code +55-65-(31031000...31031999) located in Alto Paraguai, Mato Grosso (MT), more detail is as below. Place International Dialing Code : 55 International Prefix : 00 National Prefix : 0 National Destination Code : 65 Subscriber Number From : 31031000 Subscriber Number To : 31031999 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 : MT Region Name : Mato Grosso City : Alto Paraguai Timezone : America/Cuiaba Coordinated Universal Time : -04:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : -14.9300 Longitude : -56.8400 ‹ previous : +55-65-(31022000...31022999) next › : +55-65-(31041000...31041999) Dialling Instructions For trunk calls: 0 65 31031000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 55 65 31031000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 31031000 ~ 31031999 (Count: 1,000) Example: +55-65-31031000 / 0055-65-31031000 (065-31031000 / 0-65-31031000) +55-65-31031001 / 0055-65-31031001 (065-31031001 / 0-65-31031001) +55-65-31031002 / 0055-65-31031002 (065-31031002 / 0-65-31031002) +55-65-31031003 / 0055-65-31031003 (065-31031003 / 0-65-31031003) +55-65-31031004 / 0055-65-31031004 (065-31031004 / 0-65-31031004) ...+55-65-xxxxxxxx / 0055-65-xxxxxxxx (065-xxxxxxxx / 0-65-xxxxxxxx) ...+55-65-31031995 / 0055-65-31031995 (065-31031995 / 0-65-31031995) +55-65-31031996 / 0055-65-31031996 (065-31031996 / 0-65-31031996) +55-65-31031997 / 0055-65-31031997 (065-31031997 / 0-65-31031997) +55-65-31031998 / 0055-65-31031998 (065-31031998 / 0-65-31031998) +55-65-31031999 / 0055-65-31031999 (065-31031999 / 0-65-31031999)