Postal prefix explorer
United States codes starting with “3”
4,590 distinct postal codes match this prefix in the active snapshot.
30002Avondale Estates1 source records30003Norcross1 source records30004Alpharetta1 source records30005Alpharetta1 source records30006Marietta1 source records30007Marietta1 source records30008Marietta1 source records30009Alpharetta1 source records30010Norcross1 source records30011Auburn1 source records30012Conyers1 source records30013Conyers1 source records30014Covington1 source records30015Covington1 source records30016Covington1 source records30017Grayson1 source records30018Jersey1 source records30019Dacula1 source records30021Clarkston1 source records30022Alpharetta1 source records30023Alpharetta1 source records30024Suwanee1 source records30025Social Circle1 source records30026North Metro1 source records30028Cumming1 source records30029North Metro1 source records30030Decatur1 source records30031Decatur1 source records30032Decatur1 source records30033Decatur1 source records30034Decatur1 source records30035Decatur1 source records30036Decatur1 source records30037Decatur1 source records30038Lithonia1 source records30039Snellville1 source records30040Cumming1 source records30041Cumming1 source records30042Lawrenceville1 source records30043Lawrenceville1 source records30044Lawrenceville1 source records30045Lawrenceville1 source records30046Lawrenceville1 source records30047Lilburn1 source records30048Lilburn1 source records30049Lawrenceville1 source records30052Loganville1 source records30054Oxford1 source records30055Mansfield1 source records30056Newborn1 source records30058Lithonia1 source records30060Marietta1 source records30061Marietta1 source records30062Marietta1 source records30063Marietta1 source records30064Marietta1 source records30065Marietta1 source records30066Marietta1 source records30067Marietta1 source records30068Marietta1 source records