Cell Phone Service in the USVI: Which Carriers Work Best? | Island Hype - All Islands Travel Guide
Everything you need to know about using your cell phone in the U.S. Virgin Islands. AT&T, T-Mobile, and Verizon coverage maps, local carriers, data plans, roaming fees, and connectivity tips for St. Thomas, St. John, and St. Croix.
Quick Answer: Your U.S. cell phone will work in the USVI with no roaming charges—it's treated as domestic coverage. AT&T has the BEST coverage across all islands. T-Mobile works well on St. Thomas and parts of St. John. Verizon has the WEAKEST coverage as it roams on partner networks. The USVI is part of your regular U.S. plan with no international fees.
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USVI Cell Phone Carrier Comparison
| Carrier | Overall Coverage | St. Thomas | St. John | St. Croix | Network Type | Roaming Charges | LTE/5G |
|---------|------------------|------------|----------|-----------|--------------|-----------------|--------|
| AT&T | ★★★★★ Excellent | Excellent | Very Good | Excellent | Own towers | NO - Domestic | Yes (LTE/5G) |
| T-Mobile | ★★★★☆ Very Good | Excellent | Good | Very Good | Own towers | NO - Domestic | Yes (LTE/5G) |
| Verizon | ★★★☆☆ Good | Good (roaming) | Fair (roaming) | Good (roaming) | Roaming partner | NO - Domestic | Limited LTE |
| Liberty Mobile | ★★★★
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