Area Code +359-51-(230000...239999) located in Ravna, 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 : 230000 Subscriber Number To : 239999 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 : Ravna Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 43.2100 Longitude : 27.3500 ‹ previous : +359-51-(220000...229999) next › : +359-51-(240000...249999) Dialling Instructions For trunk calls: 0 51 230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 51 230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 230000 ~ 239999 (Count: 10,000) Example: +359-51-230000 / 00359-51-230000 (051-230000 / 0-51-230000) +359-51-230001 / 00359-51-230001 (051-230001 / 0-51-230001) +359-51-230002 / 00359-51-230002 (051-230002 / 0-51-230002) +359-51-230003 / 00359-51-230003 (051-230003 / 0-51-230003) +359-51-230004 / 00359-51-230004 (051-230004 / 0-51-230004) ...+359-51-xxxxxx / 00359-51-xxxxxx (051-xxxxxx / 0-51-xxxxxx) ...+359-51-239995 / 00359-51-239995 (051-239995 / 0-51-239995) +359-51-239996 / 00359-51-239996 (051-239996 / 0-51-239996) +359-51-239997 / 00359-51-239997 (051-239997 / 0-51-239997) +359-51-239998 / 00359-51-239998 (051-239998 / 0-51-239998) +359-51-239999 / 00359-51-239999 (051-239999 / 0-51-239999)