Area Code +55-11-(31023000...31023999) located in São Paulo, São Paulo (SP), more detail is as below. Place International Dialing Code : 55 International Prefix : 00 National Prefix : 0 National Destination Code : 11 Subscriber Number From : 31023000 Subscriber Number To : 31023999 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 : TELEFÔNICA-TELESP Click here to buy Brazil Area Code Database Other Information Language Code : pt (Portuguese) Country Number : 76 (Brazil) Country Code : BR (Brazil) Region Code : SP Region Name : São Paulo City : São Paulo Timezone : America/Sao_Paulo Coordinated Universal Time : -03:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : -23.5500 Longitude : -46.6400 ‹ previous : +55-11-(31022000...31022999) next › : +55-11-(31024000...31024999) Dialling Instructions For trunk calls: 0 11 31023000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 55 11 31023000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 31023000 ~ 31023999 (Count: 1,000) Example: +55-11-31023000 / 0055-11-31023000 (011-31023000 / 0-11-31023000) +55-11-31023001 / 0055-11-31023001 (011-31023001 / 0-11-31023001) +55-11-31023002 / 0055-11-31023002 (011-31023002 / 0-11-31023002) +55-11-31023003 / 0055-11-31023003 (011-31023003 / 0-11-31023003) +55-11-31023004 / 0055-11-31023004 (011-31023004 / 0-11-31023004) ...+55-11-xxxxxxxx / 0055-11-xxxxxxxx (011-xxxxxxxx / 0-11-xxxxxxxx) ...+55-11-31023995 / 0055-11-31023995 (011-31023995 / 0-11-31023995) +55-11-31023996 / 0055-11-31023996 (011-31023996 / 0-11-31023996) +55-11-31023997 / 0055-11-31023997 (011-31023997 / 0-11-31023997) +55-11-31023998 / 0055-11-31023998 (011-31023998 / 0-11-31023998) +55-11-31023999 / 0055-11-31023999 (011-31023999 / 0-11-31023999)