Area Code +381-23-(3100000...3100999) located in Zrenjanin, more detail is as below. Place International Dialing Code : 381 International Prefix : 00 National Prefix : 0 National Destination Code : 23 Subscriber Number From : 3100000 Subscriber Number To : 3100999 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 : TELEKOM SRBIJA Click here to buy Serbia Area Code Database Other Information Language Code : sr (Serbian) Country Number : 688 (Serbia) Country Code : RS (Serbia) City : Zrenjanin Timezone : Europe/Belgrade Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 45.3700 Longitude : 20.4000 ‹ previous : +381-23-(260000...269999) next › : +381-23-(3150000...3150999) Dialling Instructions For trunk calls: 0 23 3100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 381 23 3100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3100000 ~ 3100999 (Count: 1,000) Example: +381-23-3100000 / 00381-23-3100000 (023-3100000 / 0-23-3100000) +381-23-3100001 / 00381-23-3100001 (023-3100001 / 0-23-3100001) +381-23-3100002 / 00381-23-3100002 (023-3100002 / 0-23-3100002) +381-23-3100003 / 00381-23-3100003 (023-3100003 / 0-23-3100003) +381-23-3100004 / 00381-23-3100004 (023-3100004 / 0-23-3100004) ...+381-23-xxxxxxx / 00381-23-xxxxxxx (023-xxxxxxx / 0-23-xxxxxxx) ...+381-23-3100995 / 00381-23-3100995 (023-3100995 / 0-23-3100995) +381-23-3100996 / 00381-23-3100996 (023-3100996 / 0-23-3100996) +381-23-3100997 / 00381-23-3100997 (023-3100997 / 0-23-3100997) +381-23-3100998 / 00381-23-3100998 (023-3100998 / 0-23-3100998) +381-23-3100999 / 00381-23-3100999 (023-3100999 / 0-23-3100999)