Area Code +55-21-(20100000...20100999) located in Niterói, Rio de Janeiro (RJ), more detail is as below. Place International Dialing Code : 55 International Prefix : 00 National Prefix : 0 National Destination Code : 21 Subscriber Number From : 20100000 Subscriber Number To : 20100999 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 : OSTARA TELECOMUNICAÇÕES 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 : RJ Region Name : Rio de Janeiro City : Niterói Timezone : America/Sao_Paulo Coordinated Universal Time : -03:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : -22.8800 Longitude : -43.1000 ‹ previous : +55-21-(20080000...20080999) next › : +55-21-(20101000...20101999) Dialling Instructions For trunk calls: 0 21 20100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 55 21 20100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 20100000 ~ 20100999 (Count: 1,000) Example: +55-21-20100000 / 0055-21-20100000 (021-20100000 / 0-21-20100000) +55-21-20100001 / 0055-21-20100001 (021-20100001 / 0-21-20100001) +55-21-20100002 / 0055-21-20100002 (021-20100002 / 0-21-20100002) +55-21-20100003 / 0055-21-20100003 (021-20100003 / 0-21-20100003) +55-21-20100004 / 0055-21-20100004 (021-20100004 / 0-21-20100004) ...+55-21-xxxxxxxx / 0055-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+55-21-20100995 / 0055-21-20100995 (021-20100995 / 0-21-20100995) +55-21-20100996 / 0055-21-20100996 (021-20100996 / 0-21-20100996) +55-21-20100997 / 0055-21-20100997 (021-20100997 / 0-21-20100997) +55-21-20100998 / 0055-21-20100998 (021-20100998 / 0-21-20100998) +55-21-20100999 / 0055-21-20100999 (021-20100999 / 0-21-20100999)
