STI Extreme Calling Card
STI Extreme phone cards deliver discounted rates for international calling and long distance calls.
When you use STI Extreme calling card you will enjoy huge saving on your domestic calls and international calls. STI Extreme international phone card can be used from any phone (your home phone, cell phone, work phone or payphone).
You can use this prepaid phone card from your dorm, hotel or school and stop paying more for your international calls.STI Extreme calling card is your inexpensive way to call friends and family. Our STI Extreme phone card comes with Great Saving, Premium quality and 100% satisfaction guarantee.
If you need help, our dedicated customer support team is standing for you 24/7/365. Call as at 1-800-930-9918
· CARD Works FROM Hawaii and Canada at the same rate per minute.
· Prices and fees are subject to change without notice.
2. At the prompt, enter your PIN
3. Press 1+area code+number
4. For international calls, press 011+country code+city code+number
