Area Code +359-51-(690000...699999) located in Momchilovo, 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 : 690000 Subscriber Number To : 699999 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 : Momchilovo Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 43.3600 Longitude : 27.4200 ‹ previous : +359-51-(680000...689999) next › : +359-51-(700000...799999) Dialling Instructions For trunk calls: 0 51 690000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 51 690000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 690000 ~ 699999 (Count: 10,000) Example: +359-51-690000 / 00359-51-690000 (051-690000 / 0-51-690000) +359-51-690001 / 00359-51-690001 (051-690001 / 0-51-690001) +359-51-690002 / 00359-51-690002 (051-690002 / 0-51-690002) +359-51-690003 / 00359-51-690003 (051-690003 / 0-51-690003) +359-51-690004 / 00359-51-690004 (051-690004 / 0-51-690004) ...+359-51-xxxxxx / 00359-51-xxxxxx (051-xxxxxx / 0-51-xxxxxx) ...+359-51-699995 / 00359-51-699995 (051-699995 / 0-51-699995) +359-51-699996 / 00359-51-699996 (051-699996 / 0-51-699996) +359-51-699997 / 00359-51-699997 (051-699997 / 0-51-699997) +359-51-699998 / 00359-51-699998 (051-699998 / 0-51-699998) +359-51-699999 / 00359-51-699999 (051-699999 / 0-51-699999)