Area Code +359-37-(900000...999999) located in Svilengrad, 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 : 900000 Subscriber Number To : 999999 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 : Svilengrad Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 41.7700 Longitude : 26.2000 ‹ previous : +359-37-(870000...879999) next › : +359-38-(000000...999999) Dialling Instructions For trunk calls: 0 37 900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 37 900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 900000 ~ 999999 (Count: 100,000) Example: +359-37-900000 / 00359-37-900000 (037-900000 / 0-37-900000) +359-37-900001 / 00359-37-900001 (037-900001 / 0-37-900001) +359-37-900002 / 00359-37-900002 (037-900002 / 0-37-900002) +359-37-900003 / 00359-37-900003 (037-900003 / 0-37-900003) +359-37-900004 / 00359-37-900004 (037-900004 / 0-37-900004) ...+359-37-xxxxxx / 00359-37-xxxxxx (037-xxxxxx / 0-37-xxxxxx) ...+359-37-999995 / 00359-37-999995 (037-999995 / 0-37-999995) +359-37-999996 / 00359-37-999996 (037-999996 / 0-37-999996) +359-37-999997 / 00359-37-999997 (037-999997 / 0-37-999997) +359-37-999998 / 00359-37-999998 (037-999998 / 0-37-999998) +359-37-999999 / 00359-37-999999 (037-999999 / 0-37-999999)