Area Code +359-37-(790000...799999) located in Siva reka, Haskovo (26), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 37 Subscriber Number From : 790000 Subscriber Number To : 799999 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 : 26 Region Name : Haskovo City : Siva reka Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 41.7800 Longitude : 26.0700 ‹ previous : +359-37-(780000...789999) next › : +359-37-(810000...819999) Dialling Instructions For trunk calls: 0 37 790000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 37 790000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 790000 ~ 799999 (Count: 10,000) Example: +359-37-790000 / 00359-37-790000 (037-790000 / 0-37-790000) +359-37-790001 / 00359-37-790001 (037-790001 / 0-37-790001) +359-37-790002 / 00359-37-790002 (037-790002 / 0-37-790002) +359-37-790003 / 00359-37-790003 (037-790003 / 0-37-790003) +359-37-790004 / 00359-37-790004 (037-790004 / 0-37-790004) ...+359-37-xxxxxx / 00359-37-xxxxxx (037-xxxxxx / 0-37-xxxxxx) ...+359-37-799995 / 00359-37-799995 (037-799995 / 0-37-799995) +359-37-799996 / 00359-37-799996 (037-799996 / 0-37-799996) +359-37-799997 / 00359-37-799997 (037-799997 / 0-37-799997) +359-37-799998 / 00359-37-799998 (037-799998 / 0-37-799998) +359-37-799999 / 00359-37-799999 (037-799999 / 0-37-799999)