Calvin College Heritage Hall - has many Dutch records in the archives at Heritage Hall
http://www.calvin.edu/hh         

Christian Reformed Church ministers, 1857-present
http://www.calvin.edu/library/database/crcmd/index.stm

Searchable datebases of genealogical data
http://www.genlias.nl/  - births, marriages and deaths, 1811-1842.
You must register but there is no charge

Searchable databases of genealogical data - births, marriages and deaths, in the Province of Friesland, 1811-1922
Ferweraderadeel, Friesland families    http://www.erfskipterpdoarpen.nl/

Dutch Telephone Directory - http://www.detelefoongids.nl/pg_advsearch_who.html?source=homepage
This is a global search screen for all of the Netherlands.  Translation: Uitgebreid zoeken = Advanced Search
Wie? = Who? ;   naam = surname (ignore prefixes such as van, van der, de, etc.  For example, to look for "De Vries"
simply enter "Vries" and ignore "de")   (bijv. Smit of KPN) = (e.g. Smit or KPN)
Zoek alleen naar exacte resultaten = Search for exact results only
Waar" = Where?     plaatsnaam = city      straatnaam = street name      (bijv. Leiden) = (e.g. Leiden)
kies een regio = select a region      (bijv. Javaplein of Delflandlaan) = (e.g. Javaplein or Delflandlaan)
Zoek in regio = Search in region      OF postcode = OR postal code     (bijv. 1151 or 524) = (e.g. 1151 or 524)
OF provincie = OR province        kies een Provincie = Select a province
Drenthe, Flevoland, Friesland, Gelderland, Groningen, Limburg, Noord-Brabant, Noord-Holland, Overijssel,
Utrecht, Zeeland, Zuid-Holland
OF heel Nederland = OR all of the Netherlands