313-732 Prefix — Detroitzn1, Michigan

Phone numbers starting with 313-732 are based in Detroitzn1, Michigan, primarily served by Hd Carrier, LLC.

Recently looked-up numbers in 313-732

• 313-732-3971
• 313-732-3991

More about this region

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

Last updated: May 20, 2026