Area Code +55-11-(21100000...21100999) 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 : 21100000 Subscriber Number To : 21100999 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 : DIALDATA TELECOMUNICACOES LTDA 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-(21099000...21099999) next › : +55-11-(21101000...21101999) Dialling Instructions For trunk calls: 0 11 21100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 55 11 21100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 21100000 ~ 21100999 (Count: 1,000) Example: +55-11-21100000 / 0055-11-21100000 (011-21100000 / 0-11-21100000) +55-11-21100001 / 0055-11-21100001 (011-21100001 / 0-11-21100001) +55-11-21100002 / 0055-11-21100002 (011-21100002 / 0-11-21100002) +55-11-21100003 / 0055-11-21100003 (011-21100003 / 0-11-21100003) +55-11-21100004 / 0055-11-21100004 (011-21100004 / 0-11-21100004) ...+55-11-xxxxxxxx / 0055-11-xxxxxxxx (011-xxxxxxxx / 0-11-xxxxxxxx) ...+55-11-21100995 / 0055-11-21100995 (011-21100995 / 0-11-21100995) +55-11-21100996 / 0055-11-21100996 (011-21100996 / 0-11-21100996) +55-11-21100997 / 0055-11-21100997 (011-21100997 / 0-11-21100997) +55-11-21100998 / 0055-11-21100998 (011-21100998 / 0-11-21100998) +55-11-21100999 / 0055-11-21100999 (011-21100999 / 0-11-21100999)