Experience ultimate flexibility with GTA Prepaid SIM cards. Our unlimited data plans keep you connected so you never miss a moment. Enjoy unlimited talk, text, and data on Guam’s top network, with no credit checks, deposits, or contracts required.
View our Prepaid options
Set Up your Prepaid SIM card
Step 1: Insert your SIM.
On most smartphones, you'll find the SIM card slot along the device's side or top edge. Use a SIM ejection tool (often provided with the device) or a paperclip to gently press into the pinhole, releasing the SIM tray for removal.
Step 2: Activate your SIM
You can activate your SIM by
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- Initiating an outgoing call
- Sending and SMS
- Performing any incoming or outgoing data activity like browsing the internet or sending an email
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Step 3: Access your Prepaid Portal
For new and existing customers, dial *488# and press SEND or visit https://myprepaid.gta.net/.
Your Prepaid portal gives you access to features that help you manage your account all from the comfort and convenience of your home. View your balance, setup or update your PIN, add or transfer load, switch your Prepaid plan, or top up data with the press of a button.
Stay in the Know
Standard rates apply: Standard and International voice and text rates apply. View our rates for international calling.
Stay on top of your usage: Plans are time-based and expire or renew according to the prepaid plan you’ve chosen.
Switch your plan anywhere, anytime: You can subscribe to a new prepaid plan or switch to an unlimited one at your convenience. Just dial *488# or visit GTA Web Selfcare at https://myprepaid.gta.net/.
Seamless activation and payment: Rates are deducted as soon as a plan is chosen, ensuring a seamless and hassle-free transaction.
No prorated payments or refunds: Prepaid plans are not eligible for refunds or pro-rated. If you change or cancel your plan before its expiration date, you will not be refunded for your unused data, calls, or texts.
Looking for assistance or support? GTA is here to help. Contact our Call Center available daily from 6am to 12am at 671-644-4482, visit our retail store, or chat with us on LiveChat or Whatsapp at 671-489-8225.