SONNA, United States Zip Code is 20166. SONNA is the state of United States. Here you can get the complete zip code of postal code, pin code detail SONNA, United States. Allpincode provied informative information to correctly send your mail, parcel or courier delivered to this particular address of SONNA, United States by using ZIP Code 20166.You just need to mention correct Zip code of SONNA 20166 to delver your mail to the addrress SONNA, United States. You can browse through our website to obtain the SONNA, ZIP code, postal code of any place or to locate the address of a specific ZIP code.