Ann is the subject of the sentence
has taught is the verb phrase
students is the direct object
junior high are adjectives that modify the direct object students
for several years is a prepositional phrase that modifies the verb taught
No zip code and address are not the same. Typically the zip code would be considered apart of the address because in an address you have your street name, city, state and zip code. The zip code is an area code that represents the county or town you live in. hope this helps :)
That looks hard good luck!