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US area code · South Carolina

843 area code

Where the 843 area code is, its overlay and how to dial a +1 843 number from anywhere.

CoversNorth Charleston, South CarolinaTime zoneEastern (ET)TypeOverlay
Quick answer

The 843 area code is in North Charleston, South Carolina, United States (Eastern (ET)). To call from abroad: +1 843 555-0123. It is an overlay, so all 10 digits are dialled.

StateSouth Carolina
Main areaNorth Charleston
Time zoneEastern (ET)
TypeOverlay
10-digit dialingRequired
In service since05-Sep-1997

The 843 area code is a geographic North American Numbering Plan (NANP) code covering North Charleston, South Carolina. It has been in service since 05-Sep-1997 and sits in the Eastern (ET) time zone.

Overlay 843 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

843803854

How to dial a 843 number

From abroad+1 843 555-0123
Within the US / Canada1 843 555-0123
Locally (same area)843 555-0123

Cities in the 843 area code

A 843 number is usually in one of these places in South Carolina — 7 counties.

Florence FlorenceGoose Creek BerkeleyHilton Head Island BeaufortMount Pleasant CharlestonNorth Charleston Berkeley;Charleston;DorchesterNorth Myrtle Beach HorrySummerville Dorchester

Other South Carolina area codes

803821839854864

Frequently asked questions

Where is the 843 area code?

The 843 area code is in North Charleston, South Carolina, United States (Eastern (ET)).

Is 843 an overlay area code?

Yes. 843 overlays the same region as 803, 854, so callers dial all 10 digits.

Do I have to dial 10 digits for 843?

Yes — dial the area code plus the seven-digit number.

How do I call a 843 number from another country?

Dial your exit code (or +), then 1, then 843, then the number: +1 843 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 843 number does not pinpoint a street or ZIP code.

Number holders in area code 843

Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 800 prefixes are in use in 843, shared by 52 companies. The largest holders:

CompanyPrefixesShare
Bellsouth Telecomm Inc Dba Southern Bell Tel & Tel14318%
Cellco Partnership Dba Verizon Wireless10313%
Suncom Dba T-Mobile USA658%
Paetec Itel, LLC587%
Frontier Communications Of The Carolinas Inc.577%
New Cingular Wireless PCS, LLC537%

Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.

Complaints about 843 numbers

Reports to the FTC, last 30 days
454
Recorded messages or robocalls
65%
Rank among area codes
#226 of 670
Most reported subjects
Other (155)
Calls pretending to be government, businesses, or family and friends (91)
Reducing your debt (credit cards, mortgage, student loans) (77)

Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.

Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).

All US area codes United States +1 Map of area code 843 — cities & rate centres

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