NATIONAL TEAMS WITHOUT NATIONAL STADIUMS:
CONCACAF:
St. Lucia
St. Vincent & the Grenadines
Turks & Caicos Islands
British Virgin Islands
US Virgin Islands
CAF:
Djibouti
Sao Tome e Principe
South Sudan
AFC:
Guam
Brian Lara International Cricket has both stadiums for St. Lucia (Beausejour Stadium in BLIC 2005) & St. Vincent (Arnos Vale Ground in BLIC 2007). I haven't managed to extract the stadiums, but I think they maybe be still online if the PC versions of both games exist.