Area Code +359-51-(000000...009999) located in Sindel, Varna (03), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 51 Subscriber Number From : 000000 Subscriber Number To : 009999 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 : 03 Region Name : Varna City : Sindel Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 43.1100 Longitude : 27.6100 ‹ previous : +359-47-(990000...999999) next › : +359-51-(010000...019999) Dialling Instructions For trunk calls: 0 51 000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 51 000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000000 ~ 009999 (Count: 10,000) Example: +359-51-000000 / 00359-51-000000 (051-000000 / 0-51-000000) +359-51-000001 / 00359-51-000001 (051-000001 / 0-51-000001) +359-51-000002 / 00359-51-000002 (051-000002 / 0-51-000002) +359-51-000003 / 00359-51-000003 (051-000003 / 0-51-000003) +359-51-000004 / 00359-51-000004 (051-000004 / 0-51-000004) ...+359-51-xxxxxx / 00359-51-xxxxxx (051-xxxxxx / 0-51-xxxxxx) ...+359-51-009995 / 00359-51-009995 (051-009995 / 0-51-009995) +359-51-009996 / 00359-51-009996 (051-009996 / 0-51-009996) +359-51-009997 / 00359-51-009997 (051-009997 / 0-51-009997) +359-51-009998 / 00359-51-009998 (051-009998 / 0-51-009998) +359-51-009999 / 00359-51-009999 (051-009999 / 0-51-009999)