Area code 340
U.S. Virgin Islands, United States · 58 prefixes · 4 exchanges · 11 carriers
Largest exchanges
- Chtamstths42
- St Croix7
- Chnstdstcr7
- Frkstdstcr2
Largest carriers
- Virgin Islands Tel. Corp. dba Innovative Telephone17
- Liberty Mobile Usvi Inc.16
- Vitelcom Cellular, Inc.8
- T-mobile Usa, Inc.6
- Lumen Technolgies St. Croix, LLC4
- Metropcs, Inc.2
- Telnyx LLC1
- New Cingular Wireless Pcs, LLC - Ga1
- Comcast IP Phone, LLC1
- Gigsky Mobile, LLC1
Most reported 340 numbers
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