Area Code +359-91-(660000...669999) located in Khajredin, Vratsa (06), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 91 Subscriber Number From : 660000 Subscriber Number To : 669999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : BTC Click here to buy Bulgaria Area Code Database Other Information Language Code : bg (Bulgarian) Country Number : 100 (Bulgaria) Country Code : BG (Bulgaria) Region Code : 06 Region Name : Vratsa City : Khajredin Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 43.6000 Longitude : 23.6600 ‹ previous : +359-91-(650000...659999) next › : +359-91-(668000...668999) Dialling Instructions For trunk calls: 0 91 660000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 91 660000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 660000 ~ 669999 (Count: 10,000) Example: +359-91-660000 / 00359-91-660000 (091-660000 / 0-91-660000) +359-91-660001 / 00359-91-660001 (091-660001 / 0-91-660001) +359-91-660002 / 00359-91-660002 (091-660002 / 0-91-660002) +359-91-660003 / 00359-91-660003 (091-660003 / 0-91-660003) +359-91-660004 / 00359-91-660004 (091-660004 / 0-91-660004) ...+359-91-xxxxxx / 00359-91-xxxxxx (091-xxxxxx / 0-91-xxxxxx) ...+359-91-669995 / 00359-91-669995 (091-669995 / 0-91-669995) +359-91-669996 / 00359-91-669996 (091-669996 / 0-91-669996) +359-91-669997 / 00359-91-669997 (091-669997 / 0-91-669997) +359-91-669998 / 00359-91-669998 (091-669998 / 0-91-669998) +359-91-669999 / 00359-91-669999 (091-669999 / 0-91-669999)