516-203 Prefix — Mt Vernon, New York

Phone numbers starting with 516-203 are based in Mt Vernon, New York, primarily served by Level 3 Communications, LLC -.

Recently looked-up numbers in 516-203

• 516-203-4366

More about this region

Area code 516 directory · About area code 516 · Get a NY phone number

Last updated: June 18, 2026