Area Code +44-1748-(230000...239999) located in Richmond, Richmond upon Thames (RIC), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1748 Subscriber Number From : 230000 Subscriber Number To : 239999 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 : Served Up 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 : RIC Region Name : Richmond upon Thames City : Richmond Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.4600 Longitude : -0.3000 ‹ previous : +44-1748-(220000...220999) next › : +44-1748-(240000...249999) Dialling Instructions For trunk calls: 0 1748 230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1748 230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 230000 ~ 239999 (Count: 10,000) Example: +44-1748-230000 / 0044-1748-230000 (01748-230000 / 0-1748-230000) +44-1748-230001 / 0044-1748-230001 (01748-230001 / 0-1748-230001) +44-1748-230002 / 0044-1748-230002 (01748-230002 / 0-1748-230002) +44-1748-230003 / 0044-1748-230003 (01748-230003 / 0-1748-230003) +44-1748-230004 / 0044-1748-230004 (01748-230004 / 0-1748-230004) ...+44-1748-xxxxxx / 0044-1748-xxxxxx (01748-xxxxxx / 0-1748-xxxxxx) ...+44-1748-239995 / 0044-1748-239995 (01748-239995 / 0-1748-239995) +44-1748-239996 / 0044-1748-239996 (01748-239996 / 0-1748-239996) +44-1748-239997 / 0044-1748-239997 (01748-239997 / 0-1748-239997) +44-1748-239998 / 0044-1748-239998 (01748-239998 / 0-1748-239998) +44-1748-239999 / 0044-1748-239999 (01748-239999 / 0-1748-239999)