According to Overstreet, #32, 107, 196, 211, 228 and 339 were not published.
Indicia title is "Boys' and Girls' March of Comics" from start to #352. Changes to "March of Comics" with #353.
Some issues have indicia titles that only use the feature name and do not have "March of Comics" in them (although that may be on the cover). This is true of at least #2 and #91.
Catalog of Copyright Entries lists the publication as "Boys' and Girls' March of Comics."