| Country: | IRL |
| Type: | R |
| Route: | 393 |
| Image Notes: | R393 through Ballinacargy |
| Length Km: | 43 |
| Destinations: |
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The R393 road is a regional road in Ireland linking Longford to Mullingar in County Westmeath.
Its route runs north of the Royal Canal and south of the N4 national primary road – both of which also join Longford to Mullingar, as does the Dublin-Sligo railway line.
The road is 43km (27miles) long.