Areas Covered by Delahunt Appraisal Service
| Bellevue | 44811 | Erie, Huron, Sandusky, Seneca |
| Berlin Heights | 44814 | Erie |
| Birmingham | 44816 | Erie |
| Burgoon | 43407 | Sandusky |
| Castalia | 44824 | Erie |
| Clay Center | 43408 | Ottawa |
| Clyde | 43410 | Sandusky |
| Collins | 44826 | Erie |
| Curtice | 43412 | Ottawa |
| Elmore | 43416 | Ottawa |
| Flat Rock | 44828 | Seneca |
| Fremont | 43420 | Sandusky |
| Genoa | 43430 | Ottawa |
| Gibsonburg | 43431 | Sandusky |
| Graytown | 43432 | Ottawa |
| Greensprings | 44836 | Sandusky, Seneca |
| Greenwich | 44837 | Huron |
| Helena | 43435 | Sandusky |
| Huron | 44839 | Erie |
| Johnsons Island | 43440 | Ottawa |
| Kellys Island | 43438 | Erie |
| Lakeside/Marblehead | 43440 | Ottawa |
| Milan | 44846 | Erie, Huron |
| Monroeville | 44847 | Erie, Huron |
| New London | 44851 | Huron |
| New Fairfield | 44855 | Huron |
| Norwalk | 44857 | Huron |
| Oak Harbor | 43449 | Ottawa |
| Plymouth | 44865 | Huron |
| Port Clinton | 43452 | Ottawa |
| Put In Bay | 43456 | Ottawa |
| Rocky Ridge | 43458 | Ottawa |
| Sandusky | 44870 | Erie |
| Tiffin | 44883 | Seneca |
| Vermillion | 44089 | Erie, Lorain |
| Vickery | 43464 | Sandusky |
| Wakeman | 44889 | Huron |
| Willard | 44890 | Huron |
| Woodville | 43469 | Sandusky |