Area code 671 was introduced in 1997 and serves Guam, covering cities like Dededo, Yigo, Tamuning. It sits in the Chamorro (ChST) zone and reaches a population of roughly 170K+.
With MeraTalk, you can get a 671 number for Guam in minutes and run all your calls over the internet from any device.
A 671 number gives your business a genuine local footing in Guam, and the benefits go well beyond a familiar caller ID.
Outbound reps dial Guam prospects from a number those prospects recognize. A familiar 671 caller ID gets the conversation started instead of going to voicemail.
Give your Guam customers a local number to call for help. Calls route to your support team wherever they sit, with queues, schedules, and an AI receptionist after hours.
Your team doesn't need to live in Guam to answer a 671 number. Calls ring on laptops and mobiles anywhere, while customers see a hometown business.
Pair your 671 number with local numbers in other markets you serve. Each location keeps its own identity while every call lands in one shared MeraTalk workspace.
Area codes are added as a region's demand for phone numbers grows. Here's when each Guam code came online — and where 671 fits in.
671 was the first of Guam's codes, assigned to Guam and anchored by Dededo. It remains the code most residents associate with Dededo and Yigo.
Make and receive calls and texts from your 671 number on desktop, mobile, or desk phone. One number for everything — no app-switching, no confusion.
Answers, screens, and routes every call to your 671 number around the clock — even when your team is offline or busy.
Every call and text to your 671 number is visible to the whole team — anyone can pick up, reply, or follow up.
Missed calls become readable transcripts delivered to your inbox.
Route Guam callers to the right person on your schedule.
Already have a 671 number? Bring it — porting is on every plan.
Area code 671 is part of the North American Numbering Plan (NANP) — the system that assigns three-digit codes to geographic regions across the US, Canada, and parts of the Caribbean. Code 671 was assigned to Guam and serves Dededo and Yigo as its primary markets.
When a call is made to a 671 number, the carrier routes it through the Chamorro (ChST) time zone switching network. This also means that when customers see a 671 number on their caller ID, they immediately associate it with Guam — before the call is even answered.
The area code on your caller ID shapes how customers in Guam decide whether to pick up or ignore your call.
Calls from a local 671 number are far more likely to be answered than calls from an out-of-state or toll-free number. Customers in Guam recognise the code and trust it as local.
A 671 number tells prospects in Guam that you operate in their market — even if your team is fully remote or based elsewhere. First impressions happen before the first word.
With a cloud-hosted 671 number, your team can answer calls from any device, in any location. The local area code stays consistent while your team stays flexible.
Territory listed first
Explore other Territory area codes and find the right local number for every market you serve.
Set up your 671 number on MeraTalk, compare other US area codes, or read the public record for Guam.
Read the in-depth guide to the 671 area code — coverage, history, cities, time zone and how to get a number.
On MeraTalkRun your 671 number on a full business phone system — calls, SMS, routing and an AI receptionist included.
On MeraTalkBrowse every US area code by state and find the right local number for the markets you serve.
External referenceSee the FCC's area code relief regulation (47 CFR §52.19) governing how area code 671 and every US area code is administered.
Same product, same support, same compliance on every plan. The AI receptionist is included from day one.
