PortSMS lives at portsms.com. Your personal top up address is ready on the Balance page after you sign in.

Send SMS to Guam

$0.0086 per SMS part to numbers in Guam. Top up with USDT and send from the web page or the API.

Price per part: $0.0086
Dial code: +1
Region: North America and the Caribbean
Local script: Latin letters fit GSM-7, 160 per part

What a send to Guam costs

Totals for the same text sent to several recipients.

Recipients	1 part	2 parts
100	$0.8600	$1.72
1,000	$8.60	$17.20
10,000	$86.00	$172.00
100,000	$860.00	$1,720.00

Plain Latin text uses GSM-7, so one part holds 160 characters (153 when the text is split). Accents outside the GSM-7 alphabet and emoji switch the message to Unicode.

Guam at a glance

Price per part: $0.0086
Dial code: +1
Region: North America and the Caribbean
A $50 top up sends: 5,813 messages
Price rank: 17 of 227, from the lowest
Enterprise plan price: $0.0077

Price to Guam on each plan

Your plan follows the total of all your top ups and takes a discount off every message to Guam.

Starter
0%
$0.0086
Basic
-3%
$0.0083
Pro
-5%
$0.0082
Business
-8%
$0.0079
Enterprise
-10%
$0.0077

Sending SMS to Guam

How much does an SMS to Guam cost?

$0.0086 for each SMS part. A one-part message to 1,000 numbers in Guam costs $8.60.

How should I write Guam numbers?

Use the international format: + then 1 and the national number, in your list, CSV or API request. Every number is checked before sending, and you pay only for numbers that can be sent.

What if a message to Guam is not delivered?

Its price goes back to your balance automatically, and its status is shown in your history and in the webhook.