740-488 Prefix — Jeffersnvl, Ohio

Phone numbers starting with 740-488 are based in Jeffersnvl, Ohio, primarily served by Onvoy, LLC - Oh.

Recently looked-up numbers in 740-488

• 740-488-4385

More about this region

Area code 740 directory · About area code 740 · Get a OH phone number

Last updated: October 12, 2026