Area Code +352-23-(620000...629999) 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 : 620000 Subscriber Number To : 629999 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-(610000...619999) next › : +352-23-(630000...639999) Dialling Instructions For trunk calls: - 23 620000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 352 23 620000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 620000 ~ 629999 (Count: 10,000) Example: +352-23-620000 / 00352-23-620000 (23-620000 / -23-620000) +352-23-620001 / 00352-23-620001 (23-620001 / -23-620001) +352-23-620002 / 00352-23-620002 (23-620002 / -23-620002) +352-23-620003 / 00352-23-620003 (23-620003 / -23-620003) +352-23-620004 / 00352-23-620004 (23-620004 / -23-620004) ...+352-23-xxxxxx / 00352-23-xxxxxx (23-xxxxxx / -23-xxxxxx) ...+352-23-629995 / 00352-23-629995 (23-629995 / -23-629995) +352-23-629996 / 00352-23-629996 (23-629996 / -23-629996) +352-23-629997 / 00352-23-629997 (23-629997 / -23-629997) +352-23-629998 / 00352-23-629998 (23-629998 / -23-629998) +352-23-629999 / 00352-23-629999 (23-629999 / -23-629999)