Charleston, United States

Charleston is located in South Carolina, United States at coordinates 32.7765° N, -79.9311° W. With a population of approximately 150,227, Charleston is a growing urban center in South Carolina. While smaller than the country's largest cities, it plays an important regional role in United States's digital landscape, with connectivity options that continue to improve year over year.

The city operates in the America/New_York timezone (UTC-4). Its mid-latitude position gives Charleston moderate seasonal variation in daylight hours. Internet connectivity in Charleston is primarily served by Comcast Xfinity, AT&T, T-Mobile. Residents and visitors can use our speed test to check their connection quality from Charleston.

If you're connecting to the internet from Charleston, your IP address will typically show a location within South Carolina. In smaller cities like Charleston, IP geolocation can sometimes point to a nearby larger city, as ISPs may route traffic through regional hubs rather than maintaining local points of presence. Use our IP lookup tool to check the accuracy for your specific connection.

With a population under one million, Charleston faces different connectivity dynamics than United States's largest metros. Broadband options in Charleston may be more limited than in major cities, with one or two dominant providers. The urban core generally has cable and fiber availability, but outlying areas of South Carolina may rely more heavily on DSL or fixed wireless connections.

The main ISPs in Charleston are Comcast Xfinity, AT&T, and T-Mobile. With fewer providers competing in a smaller market, it's especially important to verify actual speeds against advertised plans. Use our speed test to measure your real download and upload speeds from Charleston.

IP addresses assigned to users in Charleston are allocated by Comcast Xfinity, AT&T, and T-Mobile, each of which manages its own blocks of IPv4 and IPv6 addresses. In United States, IP address allocation is managed by ARIN (American Registry for Internet Numbers). The FCC requires ISPs to register their address blocks, which is why IP geolocation databases can associate your IP with Charleston or the broader South Carolina area.

When you connect to the internet in Charleston, your ISP assigns you either a dynamic or static IP address. In smaller cities, ISPs sometimes allocate IP blocks that cover a broader geographic area, which can cause your IP to geolocate to a nearby larger city rather than Charleston specifically. Check your current IP and its associated location using our My IP Address tool, or look up any IP with our IP lookup.

The United States lacks a comprehensive federal privacy law, which means your ISP in Charleston may collect and sell browsing data and connection metadata. While some states have enacted their own privacy legislation, South Carolina currently has limited protections. Being proactive about your digital privacy is particularly important.

To protect your privacy while browsing from Charleston, consider using a trusted VPN service that encrypts your traffic and masks your real IP address. Even in Charleston, public Wi-Fi at local cafes and public spaces can expose your data. A VPN adds a critical layer of encryption between your device and the internet. After connecting to your VPN, verify it's working properly with our VPN leak test — this checks for DNS, WebRTC, and IPv6 leaks that could expose your real Charleston IP address. You can also check your browser fingerprint to see how uniquely identifiable your browser is, even when using a VPN.