Area Code +92-31-(37990000...37999999) located in Sialkot, Punjab (PB), more detail is as below. Place International Dialing Code : 92 International Prefix : 00 National Prefix : 0 National Destination Code : 31 Subscriber Number From : 37990000 Subscriber Number To : 37999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : CMPak Click here to buy Pakistan Area Code Database Other Information Language Code : pa (Punjabi) Country Number : 586 (Pakistan) Country Code : PK (Pakistan) Region Code : PB Region Name : Punjab City : Sialkot Timezone : Asia/Karachi Coordinated Universal Time : +05:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 32.5000 Longitude : 74.5400 ‹ previous : +92-31-(37980000...37989999) next › : +92-31-(38200000...38209999) Dialling Instructions For trunk calls: 0 31 37990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 92 31 37990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 37990000 ~ 37999999 (Count: 10,000) Example: +92-31-37990000 / 0092-31-37990000 (031-37990000 / 0-31-37990000) +92-31-37990001 / 0092-31-37990001 (031-37990001 / 0-31-37990001) +92-31-37990002 / 0092-31-37990002 (031-37990002 / 0-31-37990002) +92-31-37990003 / 0092-31-37990003 (031-37990003 / 0-31-37990003) +92-31-37990004 / 0092-31-37990004 (031-37990004 / 0-31-37990004) ...+92-31-xxxxxxxx / 0092-31-xxxxxxxx (031-xxxxxxxx / 0-31-xxxxxxxx) ...+92-31-37999995 / 0092-31-37999995 (031-37999995 / 0-31-37999995) +92-31-37999996 / 0092-31-37999996 (031-37999996 / 0-31-37999996) +92-31-37999997 / 0092-31-37999997 (031-37999997 / 0-31-37999997) +92-31-37999998 / 0092-31-37999998 (031-37999998 / 0-31-37999998) +92-31-37999999 / 0092-31-37999999 (031-37999999 / 0-31-37999999)