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Phone Numbers: (667) 356-XXXX
Recently Searched Numbers in the 667 Area Code
About the (667) 356 Prefix
The (667) 356 prefix serves Baltimore, Maryland, United States. Phone numbers in this exchange follow the format (667) 356-XXXX. The primary carrier assigned to this prefix is NEW CINGULAR WRLS DC.
(667) 356 Geographic Info
- Primary City
- Baltimore
- State
- Maryland, United States
- Primary Carrier
- NEW CINGULAR WRLS DC
Other Prefixes in the 667 Area Code
The way we use phones has changed — but so have the risks. Here's something our research team thinks you should know:
Apple's Silence Unknown Callers feature (Settings → Phone → Silence Unknown Callers) sends any call from a number not in your Contacts, Recents, or Siri Suggestions directly to voicemail without ringing your phone. The call still appears in your Recents list, and the caller can leave a voicemail.
Read more: How to Stop Spam Calls on iPhone and Android (2026 Guide) →Frequently Asked Questions
What area code is (667) 356?
(667) 356 is a telephone prefix in the 667 area code, which serves Baltimore, Maryland, United States.
Where is the (667) 356 prefix located?
Phone numbers with the (667) 356 prefix are located in Baltimore, Maryland, United States. The primary carrier for this prefix is NEW CINGULAR WRLS DC.
What carrier uses the (667) 356 prefix?
The primary carrier assigned to the (667) 356 prefix is NEW CINGULAR WRLS DC. However, numbers may be ported to other carriers over time.
How do I look up a phone number with the (667) 356 prefix?
Enter the full 10-digit number (e.g. (667) 356-XXXX) into ClarityCheck's reverse phone lookup to instantly see the owner's name, address, social profiles, and more.