Area Code +352-23-(510000...519999) located in Mondorf-les-Bains/Bascharage/Noerdange/Remich, Luxembourg, more detail is as below. Place International Dialing Code : 352 International Prefix : 00 National Destination Code : 23 Subscriber Number From : 510000 Subscriber Number To : 519999 National Destination Code Length : 2 Uses National Destination Code : No National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Entreprise des Postes et Télécommunications Click here to buy Luxembourg Area Code Database Other Information Language Code : fr (French) Country Number : 442 (Luxembourg) Country Code : LU (Luxembourg) Region Name : Luxembourg City : Mondorf-les-Bains/Bascharage/Noerdange/Remich Timezone : Europe/Luxembourg Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 49.6000 Longitude : 6.1500 ‹ previous : +352-23-(500000...509999) next › : +352-23-(520000...529999) Dialling Instructions For trunk calls: - 23 510000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 352 23 510000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 510000 ~ 519999 (Count: 10,000) Example: +352-23-510000 / 00352-23-510000 (23-510000 / -23-510000) +352-23-510001 / 00352-23-510001 (23-510001 / -23-510001) +352-23-510002 / 00352-23-510002 (23-510002 / -23-510002) +352-23-510003 / 00352-23-510003 (23-510003 / -23-510003) +352-23-510004 / 00352-23-510004 (23-510004 / -23-510004) ...+352-23-xxxxxx / 00352-23-xxxxxx (23-xxxxxx / -23-xxxxxx) ...+352-23-519995 / 00352-23-519995 (23-519995 / -23-519995) +352-23-519996 / 00352-23-519996 (23-519996 / -23-519996) +352-23-519997 / 00352-23-519997 (23-519997 / -23-519997) +352-23-519998 / 00352-23-519998 (23-519998 / -23-519998) +352-23-519999 / 00352-23-519999 (23-519999 / -23-519999)