Rev. Jessica Hahn » Directory To submit changes or updates to information in the directory, please contact Ann at the Synod Office. Go back to directory. Add to Address Book. Rev. Jessica Hahn Trinity Lutheran Church/HillsdaleSynod Council Member Work 69 Griswold Street Hillsdale MI 49242 work Work Phone: 517-437-2647work Work Email: firstname.lastname@example.orgINTERNET Categories: Uncategorized Updated 2 years ago.