CREATE TABLE table_204_299 (id DECIMAL, "name of place" TEXT, "number of counties" DECIMAL, "principal county" TEXT, "lower zip code" DECIMAL)

how many total towns on the list are in montgomery county ?
SELECT COUNT(*) FROM table_204_299 WHERE "principal county" = 'montgomery county'
SELECT COUNT(*) FROM "table_204_299" WHERE "principal county" = 'montgomery county'