Lookup › Area code 415 › 415-230
415-230 Prefix — Millvalley, California
Phone numbers starting with 415-230 are based in Millvalley, California, primarily served by Bandwidth.
Recently looked-up numbers in 415-230
More about this region
Area code 415 directory · About area code 415 · Get a CA phone number
Last updated: June 7, 2026