Area Code +359-37-(421000...421999) located in Dolno pole, Haskovo (26), more detail is as below. Place International Dialing Code : 359 International Prefix : 00 National Prefix : 0 National Destination Code : 37 Subscriber Number From : 421000 Subscriber Number To : 421999 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 : 26 Region Name : Haskovo City : Dolno pole Timezone : Europe/Sofia Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 41.6600 Longitude : 25.7500 ‹ previous : +359-37-(420000...420999) next › : +359-37-(422000...422999) Dialling Instructions For trunk calls: 0 37 421000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 359 37 421000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 421000 ~ 421999 (Count: 1,000) Example: +359-37-421000 / 00359-37-421000 (037-421000 / 0-37-421000) +359-37-421001 / 00359-37-421001 (037-421001 / 0-37-421001) +359-37-421002 / 00359-37-421002 (037-421002 / 0-37-421002) +359-37-421003 / 00359-37-421003 (037-421003 / 0-37-421003) +359-37-421004 / 00359-37-421004 (037-421004 / 0-37-421004) ...+359-37-xxxxxx / 00359-37-xxxxxx (037-xxxxxx / 0-37-xxxxxx) ...+359-37-421995 / 00359-37-421995 (037-421995 / 0-37-421995) +359-37-421996 / 00359-37-421996 (037-421996 / 0-37-421996) +359-37-421997 / 00359-37-421997 (037-421997 / 0-37-421997) +359-37-421998 / 00359-37-421998 (037-421998 / 0-37-421998) +359-37-421999 / 00359-37-421999 (037-421999 / 0-37-421999)