Region
Biser
+359 3766 is a local or regional area code for Biser in Bulgaria.
National03766
International+359 3766
From abroad, place +359 3766 before the local subscriber number. National formats can vary by country.
Region
+359 3766 is a local or regional area code for Biser in Bulgaria.
From abroad, place +359 3766 before the local subscriber number. National formats can vary by country.