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Cell Phone Services for Charleston, SC 29401 (Charleston County) as of December 2021.

The cell phone companies listed below are licensed to provide ZIP code 29401 in Charleston, SC (Charleston County) with wireless phone services. Visit the carrier's web site for information on services, rates, special deals, and the availability of coverage in your area.
AT&T
Stay connected. Stay entertained.
SYSTEM: 1900 MHz, 1.7/2.1 GHz, 700 MHz
TECHNOLOGY: GSM / GPRS / EDGE, UMTS / HSPA+, 4G LTE, 5G
VERIZON WIRELESS
SYSTEM: 850 MHz, 1900 MHz, 1.7/2.1 GHz, 700 MHz
TECHNOLOGY: CDMA, CDMA2000 1xEV-DO, 4G LTE, 5G
T-MOBILE
SYSTEM: 1900 MHz, 1.7/2.1 GHz, 700 MHz, 600 MHz
TECHNOLOGY: GSM / GPRS / EDGE, UMTS / HSPA+, 4G LTE, 5G
T-MOBILE (WAS SPRINT)
SYSTEM: 1900 MHz, SMR
TECHNOLOGY: CDMA, CDMA2000 1xEV-DO, 4G LTE, 5G
FTC
SYSTEM: 1900 MHz
VIAERO WIRELESS
SYSTEM: 1.7/2.1 GHz
- The companies listed below may offer wireless service in this geographic area in the future.
BLUEWATER WIRELESS
SYSTEM: 600 MHz
DISH
SYSTEM: 600 MHz
FRONTIER WIRELESS
SYSTEM: 700 MHz
GRAIN
SYSTEM: 600 MHz
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