Android 2019 - Zip 19720, 117 buck ln, new castle, de 19720 - realtor.com®, Browse photos and price history of this 3 bed, 2 bath, 1,575 sq. ft. recently sold home at 117 buck ln, new castle, de 19720 that sold on september 6, 2018 for last sold for $97,500. Zip code list for delaware - zipcodestogo.com, Find zip code by searching by city, state, or zip code. 100 swedes st, new castle, de 19720 - 2 bed, 1 bath single, 100 swedes st, new castle, de was recently sold on 2018-10-01 for $270,000. see similar homes for sale now in new castle, delaware on trulia..