Area Code +359-51-(530000...539999) located in Suvorovo, 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 : 530000 Subscriber Number To : 539999 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 : Suvorovo Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 43.3300 Longitude : 27.5900 ‹ previous : +359-51-(490000...499999) next › : +359-51-(536000...536999) Dialling Instructions For trunk calls: 0 51 530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 51 530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 530000 ~ 539999 (Count: 10,000) Example: +359-51-530000 / 00359-51-530000 (051-530000 / 0-51-530000) +359-51-530001 / 00359-51-530001 (051-530001 / 0-51-530001) +359-51-530002 / 00359-51-530002 (051-530002 / 0-51-530002) +359-51-530003 / 00359-51-530003 (051-530003 / 0-51-530003) +359-51-530004 / 00359-51-530004 (051-530004 / 0-51-530004) ...+359-51-xxxxxx / 00359-51-xxxxxx (051-xxxxxx / 0-51-xxxxxx) ...+359-51-539995 / 00359-51-539995 (051-539995 / 0-51-539995) +359-51-539996 / 00359-51-539996 (051-539996 / 0-51-539996) +359-51-539997 / 00359-51-539997 (051-539997 / 0-51-539997) +359-51-539998 / 00359-51-539998 (051-539998 / 0-51-539998) +359-51-539999 / 00359-51-539999 (051-539999 / 0-51-539999)