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Get a local business phone number in St. George, SC

St. George's area codes, prefixes and carriers from NANPA records, and how to put a St. George number in front of your customers.

Area code
843 / 854
Exchanges
8NANPA-assigned
Carriers
7
Population
1,855Census 2024 est.

Area codes in St. George

St. George, in Dorchester County, South Carolina, had a Census-estimated population of 1,855 in July 2024. NANPA lists 8 exchanges for its rate center across 2 area codes; 843 has the most (6, 75%). 843 is part of an overlay with 854, so a new local number in St. George may carry any of those codes depending on which have numbers available. St. George is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 843 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in St. George, SC
Area codeExchanges hereShareIn service sinceOverlay withTime zone
843675%1998854Eastern
854225%2015843Eastern

Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.

Phone carriers in St. George

7 carriers hold the 8 exchanges assigned to St. George's rate center. Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel has the most, with 2. 7 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. Holding a code means NANPA assigned that block of numbers to the carrier for this rate center; individual numbers may since have been ported elsewhere.

Carriers holding exchanges in St. George, SC
Carrier (NANPA operating company)ExchangesShare
Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel225%
Cellco Partnership d/b/a Verizon Wireless - SC113%
Paetec Itel, LLC113%
Level 3 Communications, LLC - SC113%
Palmetto Telephone Communications, LLC - SC113%
Bandwidth.com CLEC, LLC - SC113%
Onvoy, LLC - SC113%

Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.

Local prefixes for St. George

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to St. George. The earliest assignment date recorded in the file for these codes is 2002. 2 of the 8 were assigned in 2020 or later.

Prefixes assigned in St. George, SC
Area codePrefixes (NXX)
843560, 563, 636, 638, 701, 931
854225, 265

Source: NANPA utilized central office code file.

When St. George's exchanges were assigned

The table groups St. George's exchanges by the decade NANPA recorded them as assigned.

St. George, SC: exchanges by decade assigned
Decade assignedExchangesShare
2000s125%
2010s125%
2020s250%

Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.

How local numbers work in St. George

NANPA ties every exchange to a rate center. For St. George that is ST GEORGE, so a number from one of these exchanges reads as local to people in and around St. George.

Keeping an existing St. George number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 843 when you pick it.

Who does business near St. George

St. George is part of the Charleston-North Charleston, SC metro area, home to 870,000 people in 2024. County Business Patterns counted 22,892 business establishments in the Charleston, SC metro area in 2023, employing 321,692 people. The largest sectors by establishment count are professional, scientific, and technical services (3,015), retail trade (2,964), and construction (2,367).

Selected industries in the Charleston, SC metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants87921,03323.9
Offices of real estate agents and brokers8321,5371.8
Limited-service restaurants66913,54120.2
Law offices6244,7957.7
Physician practices5777,79513.5
Residential remodelers3741,4944.0
Insurance agencies and brokerages3452,0836.0
Dental offices3382,7518.1

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

Setting up a St. George business line

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

Porting a number you already use in St. George is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

The comparison below uses 14 users, the rounded average establishment size in the Charleston, SC metro area. At list prices checked September 28, 2026, that is $349.30 a month on Ooma Office Pro and $420.00 on RingCentral RingEX Core. Callata comes to $279.00 a month for 14 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 14-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$279.00$3,348.00
Quo (Starter)$19.00 per user$266.00$3,192.00
Nextiva (Core)$23.00 per user$322.00$3,864.00
Ooma (Office Pro)$24.95 per user$349.30$4,191.60
Dialpad (Standard)$27.00 per user$378.00$4,536.00
RingCentral (RingEX Core)$30.00 per user$420.00$5,040.00

Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.

Frequently asked questions

What area code is St. George, SC?

St. George has exchanges in 843 and 854; 843 has the most.

How many phone companies have exchanges in St. George?

7, holding 8 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing St. George business number?

Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.

How much is a business phone line in St. George?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 14 users come to $279.00 a month. For comparison, 14 users on RingCentral RingEX Core list at $420.00 a month (checked September 28, 2026).