Area Code +386-3-(8120000...8121999) located in Celje, Trbovlje, more detail is as below. Place International Dialing Code : 386 International Prefix : 00 National Prefix : 0 National Destination Code : 3 Subscriber Number From : 8120000 Subscriber Number To : 8121999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telekom Slovenije d.d. Click here to buy Slovenia Area Code Database Other Information Language Code : sl (Slovenian) Country Number : 705 (Slovenia) Country Code : SI (Slovenia) City : Celje, Trbovlje Timezone : Europe/Ljubljana Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 46.2300 Longitude : 15.2600 ‹ previous : +386-3-(8117000...8117999) next › : +386-3-(8171000...8171999) Dialling Instructions For trunk calls: 0 3 8120000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 386 3 8120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8120000 ~ 8121999 (Count: 2,000) Example: +386-3-8120000 / 00386-3-8120000 (03-8120000 / 0-3-8120000) +386-3-8120001 / 00386-3-8120001 (03-8120001 / 0-3-8120001) +386-3-8120002 / 00386-3-8120002 (03-8120002 / 0-3-8120002) +386-3-8120003 / 00386-3-8120003 (03-8120003 / 0-3-8120003) +386-3-8120004 / 00386-3-8120004 (03-8120004 / 0-3-8120004) ...+386-3-xxxxxxx / 00386-3-xxxxxxx (03-xxxxxxx / 0-3-xxxxxxx) ...+386-3-8121995 / 00386-3-8121995 (03-8121995 / 0-3-8121995) +386-3-8121996 / 00386-3-8121996 (03-8121996 / 0-3-8121996) +386-3-8121997 / 00386-3-8121997 (03-8121997 / 0-3-8121997) +386-3-8121998 / 00386-3-8121998 (03-8121998 / 0-3-8121998) +386-3-8121999 / 00386-3-8121999 (03-8121999 / 0-3-8121999)