Area Code +359-71-(440000...449999) located in Kostenec, Sofia (23), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 71 Subscriber Number From : 440000 Subscriber Number To : 449999 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 : 23 Region Name : Sofia City : Kostenec Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 42.3100 Longitude : 23.8600 ‹ previous : +359-71-(430000...439999) next › : +359-71-(450000...459999) Dialling Instructions For trunk calls: 0 71 440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 71 440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 440000 ~ 449999 (Count: 10,000) Example: +359-71-440000 / 00359-71-440000 (071-440000 / 0-71-440000) +359-71-440001 / 00359-71-440001 (071-440001 / 0-71-440001) +359-71-440002 / 00359-71-440002 (071-440002 / 0-71-440002) +359-71-440003 / 00359-71-440003 (071-440003 / 0-71-440003) +359-71-440004 / 00359-71-440004 (071-440004 / 0-71-440004) ...+359-71-xxxxxx / 00359-71-xxxxxx (071-xxxxxx / 0-71-xxxxxx) ...+359-71-449995 / 00359-71-449995 (071-449995 / 0-71-449995) +359-71-449996 / 00359-71-449996 (071-449996 / 0-71-449996) +359-71-449997 / 00359-71-449997 (071-449997 / 0-71-449997) +359-71-449998 / 00359-71-449998 (071-449998 / 0-71-449998) +359-71-449999 / 00359-71-449999 (071-449999 / 0-71-449999)