Area Code +44-2821-(000000...009999) located in Martinstown, Ballymena (BLA), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 2821 Subscriber Number From : 000000 Subscriber Number To : 009999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TelNG Limited Click here to buy United Kingdom Area Code Database Other Information Language Code : en (English) Country Number : 826 (United Kingdom) Country Code : GB (United Kingdom) Region Code : BLA Region Name : Ballymena City : Martinstown Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 54.9600 Longitude : -6.2200 ‹ previous : +44-2820-(990000...999999) next › : +44-2821-(010000...019999) Dialling Instructions For trunk calls: 0 2821 000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 2821 000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000000 ~ 009999 (Count: 10,000) Example: +44-2821-000000 / 0044-2821-000000 (02821-000000 / 0-2821-000000) +44-2821-000001 / 0044-2821-000001 (02821-000001 / 0-2821-000001) +44-2821-000002 / 0044-2821-000002 (02821-000002 / 0-2821-000002) +44-2821-000003 / 0044-2821-000003 (02821-000003 / 0-2821-000003) +44-2821-000004 / 0044-2821-000004 (02821-000004 / 0-2821-000004) ...+44-2821-xxxxxx / 0044-2821-xxxxxx (02821-xxxxxx / 0-2821-xxxxxx) ...+44-2821-009995 / 0044-2821-009995 (02821-009995 / 0-2821-009995) +44-2821-009996 / 0044-2821-009996 (02821-009996 / 0-2821-009996) +44-2821-009997 / 0044-2821-009997 (02821-009997 / 0-2821-009997) +44-2821-009998 / 0044-2821-009998 (02821-009998 / 0-2821-009998) +44-2821-009999 / 0044-2821-009999 (02821-009999 / 0-2821-009999)