Area Code +359-77-(150000...159999) located in Studena, Pernik (14), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 77 Subscriber Number From : 150000 Subscriber Number To : 159999 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 : 14 Region Name : Pernik City : Studena Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 42.5400 Longitude : 23.1200 ‹ previous : +359-77-(140000...149999) next › : +359-77-(170000...179999) Dialling Instructions For trunk calls: 0 77 150000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 77 150000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 150000 ~ 159999 (Count: 10,000) Example: +359-77-150000 / 00359-77-150000 (077-150000 / 0-77-150000) +359-77-150001 / 00359-77-150001 (077-150001 / 0-77-150001) +359-77-150002 / 00359-77-150002 (077-150002 / 0-77-150002) +359-77-150003 / 00359-77-150003 (077-150003 / 0-77-150003) +359-77-150004 / 00359-77-150004 (077-150004 / 0-77-150004) ...+359-77-xxxxxx / 00359-77-xxxxxx (077-xxxxxx / 0-77-xxxxxx) ...+359-77-159995 / 00359-77-159995 (077-159995 / 0-77-159995) +359-77-159996 / 00359-77-159996 (077-159996 / 0-77-159996) +359-77-159997 / 00359-77-159997 (077-159997 / 0-77-159997) +359-77-159998 / 00359-77-159998 (077-159998 / 0-77-159998) +359-77-159999 / 00359-77-159999 (077-159999 / 0-77-159999)