Torrance, United States Zip Code is 90503. Torrance is the state of United States. Here you can get the complete zip code of postal code, pin code detail Torrance, United States. Allpincode provied informative information to correctly send your mail, parcel or courier delivered to this particular address of Torrance, United States by using ZIP Code 90503.You just need to mention correct Zip code of Torrance 90503 to delver your mail to the addrress Torrance, United States. You can browse through our website to obtain the Torrance, ZIP code, postal code of any place or to locate the address of a specific ZIP code.