313-423 Prefix — Detroitzn4, Michigan

Phone numbers starting with 313-423 are based in Detroitzn4, Michigan, primarily served by Bandwidth.

Recently looked-up numbers in 313-423

• 313-423-8052

More about this region

Area code 313 directory · About area code 313 · Get a MI phone number

Last updated: May 12, 2026