Area Code +359-61-(550000...559999) located in Konstantin, Veliko Tarnovo (04), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 61 Subscriber Number From : 550000 Subscriber Number To : 559999 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 : 04 Region Name : Veliko Tarnovo City : Konstantin Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 42.9500 Longitude : 26.0700 ‹ previous : +359-61-(540000...549999) next › : +359-61-(560000...569999) Dialling Instructions For trunk calls: 0 61 550000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 61 550000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 550000 ~ 559999 (Count: 10,000) Example: +359-61-550000 / 00359-61-550000 (061-550000 / 0-61-550000) +359-61-550001 / 00359-61-550001 (061-550001 / 0-61-550001) +359-61-550002 / 00359-61-550002 (061-550002 / 0-61-550002) +359-61-550003 / 00359-61-550003 (061-550003 / 0-61-550003) +359-61-550004 / 00359-61-550004 (061-550004 / 0-61-550004) ...+359-61-xxxxxx / 00359-61-xxxxxx (061-xxxxxx / 0-61-xxxxxx) ...+359-61-559995 / 00359-61-559995 (061-559995 / 0-61-559995) +359-61-559996 / 00359-61-559996 (061-559996 / 0-61-559996) +359-61-559997 / 00359-61-559997 (061-559997 / 0-61-559997) +359-61-559998 / 00359-61-559998 (061-559998 / 0-61-559998) +359-61-559999 / 00359-61-559999 (061-559999 / 0-61-559999)