Area Code +387-51-(280000...289999) located in Banja Luka, more detail is as below. Place International Dialing Code : 387 International Prefix : 00 National Prefix : 0 National Destination Code : 51 Subscriber Number From : 280000 Subscriber Number To : 289999 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 : Telekom Srpske Click here to buy Bosnia and Herzegovina Area Code Database Other Information Language Code : bs (Bosnian) Country Number : 70 (Bosnia and Herzegovina) Country Code : BA (Bosnia and Herzegovina) City : Banja Luka Timezone : Europe/Sarajevo Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 44.7700 Longitude : 17.1800 ‹ previous : +387-51-(270000...279999) next › : +387-51-(300000...309999) Dialling Instructions For trunk calls: 0 51 280000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 387 51 280000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 280000 ~ 289999 (Count: 10,000) Example: +387-51-280000 / 00387-51-280000 (051-280000 / 0-51-280000) +387-51-280001 / 00387-51-280001 (051-280001 / 0-51-280001) +387-51-280002 / 00387-51-280002 (051-280002 / 0-51-280002) +387-51-280003 / 00387-51-280003 (051-280003 / 0-51-280003) +387-51-280004 / 00387-51-280004 (051-280004 / 0-51-280004) ...+387-51-xxxxxx / 00387-51-xxxxxx (051-xxxxxx / 0-51-xxxxxx) ...+387-51-289995 / 00387-51-289995 (051-289995 / 0-51-289995) +387-51-289996 / 00387-51-289996 (051-289996 / 0-51-289996) +387-51-289997 / 00387-51-289997 (051-289997 / 0-51-289997) +387-51-289998 / 00387-51-289998 (051-289998 / 0-51-289998) +387-51-289999 / 00387-51-289999 (051-289999 / 0-51-289999)