671 Phone Number Lookup: Guam, GU

Look up any phone number starting with 671 area code. Results may include:

  • Owner name and address
  • Location based on area code
  • Scam and Spam reports by users
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Guam Phone Number Lookups / 671

Most Common Area Code 671 Scams

Recently Reported Area Code 671 Spam Calls

Area Code 671 phone numbers reported as unwanted calls to the FTC in the last 30 days.

Is area code 671 a scam?

No, 671 is the official area code for the U.S. territory of Guam. Although it is a domestic U.S. territory code, it is often used by scammers to trick people into answering calls that look like standard American numbers. Fraudsters spoof 671 to hide their actual location, knowing that many people will not immediately recognize the prefix as originating from the Pacific.

Why do I get spam calls from area code 671?

Guam-based numbers are often used in "overpayment" scams where a fraudster sends a counterfeit check for a listed item and asks the seller to return the "extra" money via a wire service. Additionally, residents frequently report "Military" scams where a caller impersonates a commanding officer or a VA representative to steal personal benefit information. These calls often cite a fake file number and a "pending update" to your medical or housing file to gain your trust.

Where Is Area Code 671 Located?

Phone numbers with this area code prefix originate from the United States territory of Guam.

Major Cities:

  • Hagåtña
  • Dededo
  • Tamuning
  • Yigo

Other Cities and Towns:

  • Agat
  • Agana Heights
  • Asan-Maina
  • Barrigada
  • Chalan-Pago-Ordot
  • Inarajan
  • Mangilao
  • Merizo
  • Mongmong-Toto-Maite
  • Piti
  • Santa Rita
  • Talofofo
  • Umatac
  • Yona

Area Code 671 Location Map

Area Code 671 Location on Guam Map

Area code 671 is a general purpose code which was placed in service on July 1, 1997.

Prefixes by Rate Center

Rate Center Number of Prefixes