Bulgaria Phone Codes, Phone Numbers and Telephone Directories Finding a phone or mobile phone number in Bulgaria is NOT easy. A residential telephone directory does not seem to exist, or I couldn't find one. Business phone books fare a little better, but not much really. You can call a Bulgaria number easily enough, though. The country phone code for Bulgaria is 359. Bulgarian area phone codes need the "0" in front of them when you're dialling in Bulgaria, or rarely "99" (try … [Read more...]