According to the ATF database, there are 5 registered FFLs in Hockessin, Delaware.
16 RIDON DRHOCKESSIN, DE, 19707
1 ARTHUR DRHOCKESSIN, DE, 19707
534 ERICKSON AVEHOCKESSIN, DE, 19707
93 CHANDLER CTHOCKESSIN, DE, 19707
307 FIELDSTONE DRIVEHOCKESSIN, DE, 19707