How to call Guam from the US
- From mobile
- +1 xxx xxx xxxx
- From landline
- 011 1 xxx xxx xxxx
From $0.09/min in your browser, no plan needed
How to dial Guam from the US
How to make a call to Guam from the US: dial the exit code, the country code, and the number. Guam shares country code 1 with the US, so you dial the exit code, 1, and 10 digits.
- 011The US exit code
- 1Country code of Guam
- xxx xxx xxxx10 digits
- From a mobile: +1 xxx xxx xxxx
Paste or type a number here to see how to dial it from anywhere
Example: +1 671 555 0123
- Mobile
- +1 671 555 0123
- Landline
- 011 1 671 555 0123
Before you call Guam
Calling Guam cell phones with plus
Hold 0 until + appears. The phone adds the exit code.
- Hold 0 until + appears
- Dial 1
- Dial the 10-digit number
Pick the prefix for your phone
A mobile takes +1. A landline needs the exit code 011 1.
- Mobile+1
- Landline011 1
Check a Guam toll free number
The toll-free number is not Guam-specific, so confirm it reaches Guam before you call.
Calling Guam from the US without an international plan
Suparelay calls Guam for $0.09/min from your browser, with no plan. Without one, carriers in the US charge up to $0.00/min. AT&T and Verizon include Guam in no plan, and T-Mobile needs Stateside International.
- AT&TNot in any plan
- T-MobileStateside International
- VerizonNot in any plan
| Carrier | Per minute |
|---|---|
SuparelayNo plan needed | |
 | $0.00 + tax |
 | $0.00 + tax |
 | $0.00 + tax |
Want to call Guam?
Type the number and call from your browser, with no app and no plan
When to call Guam
The time now in Guam, and the best hours to call. The time difference moves by 1 hour, because New York changes its clocks and Guam does not.
- Time difference
- March to November: 14 hours ahead of New York
- November to March: 15 hours ahead of New York
- Daylight saving time
- None, the clocks never change
Why a call to Guam fails
AT&T bills Wi-Fi calls abroad at long-distance rates
An AT&T Wi-Fi call to an international number uses international long distance rates. The Wi-Fi connection does not make the call cheaper.
AT&T, Wi-Fi CallingFrom any country, a call to Guam also fails when
- Guam has no country code of its own
- The toll-free number is not Guam-specific
Questions
How to call Guam from the US on a cell phone or mobile?
Dial +1, then the number. It works from any mobile in the US
Are calls to Guam included in US phone plans?
Not on most plans. No carrier in the US that we checked includes Guam in a plan
How much does it cost to call Guam from the US?
With no plan, carriers in the US charge up to $0.00 a minute. Suparelay charges each started minute, from your browser
How do I call Guam from the US, and what is the best way?
Dial 011 1, then the 10-digit number. From a mobile, +1 works too
Do I need to dial 011 to call Guam?
From a landline, yes: dial 011, then 1. From a mobile, type + instead, and the phone adds the exit code
Can I call Guam on my iPhone?
Yes. In the Phone app, press and hold 0 for +, then dial 1 and the 10-digit number. Your plan must allow calls to Guam
How to call Guam from the US for free, or make a free call to Guam?
An app calls for free only when both sides have it. A call to a landline, or to a phone without the app, costs money
How to call Guam from the US on WhatsApp?
WhatsApp and FaceTime call for free, but only someone with the same app. To ring a landline or a phone in Guam without the app, use your phone plan, a calling service, or Suparelay
How to call a Guam landline from the US?
From a landline in the US, dial 011 1, then the 10-digit number
Why isn't my call going through to Guam?
The usual causes: guam has no country code of its own and the toll-free number is not Guam-specific. Each one is listed above, with a link to its fix
When is the best time to call Guam?
Call between 8:00 and 22:00 in Guam. March to November: 14 hours ahead of New York. November to March: 15 hours ahead of New York
Does AT&T include calls to Guam?
AT&T charges $0.00 a minute to a landline in Guam and $0.00 to a mobile
Does Verizon include calls to Guam?
Verizon charges $0.00 a minute to a landline in Guam and $0.00 to a mobile
Does T-Mobile include calls to Guam?
With the Stateside International Talk. Without it, T-Mobile charges $0.00 a minute to a landline and $0.00 to a mobile