Area Code +92-21-(8100000...8100999) located in Karachi, Sind (SD), more detail is as below. Place International Dialing Code : 92 International Prefix : 00 National Prefix : 0 National Destination Code : 21 Subscriber Number From : 8100000 Subscriber Number To : 8100999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Wateen Click here to buy Pakistan Area Code Database Other Information Language Code : pa (Punjabi) Country Number : 586 (Pakistan) Country Code : PK (Pakistan) Region Code : SD Region Name : Sind City : Karachi Timezone : Asia/Karachi Coordinated Universal Time : +05:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 24.8900 Longitude : 67.0300 ‹ previous : +92-21-(8095000...8095999) next › : +92-21-(8105000...8105999) Dialling Instructions For trunk calls: 0 21 8100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 92 21 8100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8100000 ~ 8100999 (Count: 1,000) Example: +92-21-8100000 / 0092-21-8100000 (021-8100000 / 0-21-8100000) +92-21-8100001 / 0092-21-8100001 (021-8100001 / 0-21-8100001) +92-21-8100002 / 0092-21-8100002 (021-8100002 / 0-21-8100002) +92-21-8100003 / 0092-21-8100003 (021-8100003 / 0-21-8100003) +92-21-8100004 / 0092-21-8100004 (021-8100004 / 0-21-8100004) ...+92-21-xxxxxxx / 0092-21-xxxxxxx (021-xxxxxxx / 0-21-xxxxxxx) ...+92-21-8100995 / 0092-21-8100995 (021-8100995 / 0-21-8100995) +92-21-8100996 / 0092-21-8100996 (021-8100996 / 0-21-8100996) +92-21-8100997 / 0092-21-8100997 (021-8100997 / 0-21-8100997) +92-21-8100998 / 0092-21-8100998 (021-8100998 / 0-21-8100998) +92-21-8100999 / 0092-21-8100999 (021-8100999 / 0-21-8100999)