Area Code 667

Area code 667 covers Baltimore and nearby cities including Annapolis, Arbutus, Arnold in Maryland, in the Eastern Time.

Is a call from 667 a scam? Who called me from 667?

Cities in area code 667

Baltimore, Annapolis, Arbutus, Arnold, Bel Air North, Bel Air South, Carney, Catonsville, Columbia, Crofton, Dundalk, Edgewood

Area codes by city

• Baltimore area codes
• Annapolis area codes

Carriers in area code 667

Area code 667 spans 443 prefixes, about 42% wireless. Top carriers: ONVOY, LLC - MD, NEW CINGULAR WIRELESS PCS, LLC - DC, OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC, CORE COMMUNICATIONS, INC.- MD. Look up the carrier for a 667 number.

Other Maryland area codes

• 227 — Washington
• 240 — Washington
• 301 — Washington
• 410 — Baltimore
• 443 — Baltimore

Nearby area codes

• 410 — Baltimore
• 443 — Baltimore
• 227 — Washington
• 240 — Washington
• 301 — Washington
• 202 — Washington

Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.