Area Code +31-346-(290000...299999) located in Maarssen, Utrecht (UT), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 346 Subscriber Number From : 290000 Subscriber Number To : 299999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : KPN B.V. Click here to buy Netherlands Area Code Database Other Information Language Code : nl (Dutch) Country Number : 528 (Netherlands) Country Code : NL (Netherlands) Region Code : UT Region Name : Utrecht City : Maarssen Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.1400 Longitude : 5.0400 ‹ previous : +31-346-(280000...289999) next › : +31-346-(330000...339999) Dialling Instructions For trunk calls: 0 346 290000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 346 290000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 290000 ~ 299999 (Count: 10,000) Example: +31-346-290000 / 0031-346-290000 (0346-290000 / 0-346-290000) +31-346-290001 / 0031-346-290001 (0346-290001 / 0-346-290001) +31-346-290002 / 0031-346-290002 (0346-290002 / 0-346-290002) +31-346-290003 / 0031-346-290003 (0346-290003 / 0-346-290003) +31-346-290004 / 0031-346-290004 (0346-290004 / 0-346-290004) ...+31-346-xxxxxx / 0031-346-xxxxxx (0346-xxxxxx / 0-346-xxxxxx) ...+31-346-299995 / 0031-346-299995 (0346-299995 / 0-346-299995) +31-346-299996 / 0031-346-299996 (0346-299996 / 0-346-299996) +31-346-299997 / 0031-346-299997 (0346-299997 / 0-346-299997) +31-346-299998 / 0031-346-299998 (0346-299998 / 0-346-299998) +31-346-299999 / 0031-346-299999 (0346-299999 / 0-346-299999)