| PROJECT | CO. # | DATE | RAILROAD | POST OFFICE | LOCATION | |
| P-51 | 1224 | 11/13/1933 | Lewes | Lewes | ||
| MC-51 | 1224 | 4/25/1936 | Lewes | Lewes | ||
| P-51 | 1226 | 11/17/1933 | Milford | Milford | Slaughter Beach | |
| MC-52 | 1226 | 4/25/1936 | Milford | Milford | Slaughter Beach | |
| S-53 | 1293 | 1/15/1936 | Georgetown | Georgetown | Redden State Forest 6 mi. NW | |
| MC-54 | 1295 | 7/10/1935 | Dover | Magnolia | Magnolia 8 mi. NE | |
| Army-1 | 2213 | -V | 7/10/1935 | Ft. DuPont | Ft. DuPont | |
| D-2 | 3220 | 9/25/1935 | Georgetown | Georgetown | 2 mi. | |
| SCS-2 | 3220 | 9/25/1935 | Georgetown | Georgetown | ||
| MC-55 | 3221 | 10/21/1935 | Clayton | Leipsie | ||
| D-1 | 3222 | 10/21/1935 | Wyoming | Wyoming | 1.6 mi. | |
| BS-1 | 3269 | -C | 4/1/1938 | Dover | Smyrna | Leipsie 11 mi. E |