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Get a local business phone number in Walhalla, SC

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

Area code
864
Exchanges
6NANPA-assigned
Carriers
5
Population
4,249Census 2024 est.

Area codes in Walhalla

Walhalla city is a Census place in Oconee County, South Carolina, with an estimated 4,249 residents in 2024. All 6 exchanges NANPA lists for its rate center are in area code 864. 864 is part of an overlay with 821, so a new local number in Walhalla may carry any of those codes depending on which have numbers available. Walhalla is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 864 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Walhalla, SC
Area codeExchanges hereShareIn service sinceOverlay withTime zone
8646100%1995821Eastern

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

Who holds Walhalla phone exchanges

5 carriers hold the 6 exchanges assigned to Walhalla's rate center. Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel has the most, with 2. 6 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Walhalla can come from any of these blocks; once it is yours, porting lets it move between providers.

Carriers holding exchanges in Walhalla, SC
Carrier (NANPA operating company)ExchangesShare
Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel233%
Onvoy, LLC - SC117%
Ton80 Communications, LLC117%
Level 3 Communications, LLC - SC117%
Onvoy Spectrum, LLC117%

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 Walhalla

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Walhalla. The earliest assignment date recorded in the file for these codes is 2005. 2 of the 6 were assigned in 2020 or later.

Prefixes assigned in Walhalla, SC
Area codePrefixes (NXX)
864638, 718, 778, 893, 916, 961

Source: NANPA utilized central office code file.

When Walhalla's exchanges were assigned

Assignment dates show when each block of Walhalla numbers was added to the local supply.

Walhalla, 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.

Rate centers and local calling in Walhalla

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

Keeping an existing Walhalla number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 864 when you pick it.

Who does business near Walhalla

Walhalla is part of the Seneca, SC micropolitan area, home to 82,475 people in 2024. County Business Patterns counted 1,761 business establishments in the Seneca, SC micropolitan area in 2023, employing 22,175 people. The largest sectors by establishment count are retail trade (292), construction (255), and other services (except public administration) (215).

Selected industries in the Seneca, SC micropolitan area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants6288114.2
Offices of real estate agents and brokers601662.8
Landscaping services5460711.2
Limited-service restaurants4493221.2
All other specialty trade contractors36922.6
New single-family housing construction contractors311213.9
Insurance agencies and brokerages301163.9
Plumbing, heating and air-conditioning contractors281525.4

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

A Walhalla number on Callata

For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.

If you already have a number in Walhalla, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.

Per-seat phone plans multiply by headcount. For the rounded average establishment size in the Seneca, SC micropolitan area, 13 users on RingCentral RingEX Core come to $390.00 a month and on Ooma Office Pro $324.35, at month-to-month list prices checked September 28, 2026. On Callata the same 13 people cost $259.00 a month, less than either per-seat plan.

Monthly list price for a 13-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$259.00$3,108.00
Quo (Starter)$19.00 per user$247.00$2,964.00
Nextiva (Core)$23.00 per user$299.00$3,588.00
Ooma (Office Pro)$24.95 per user$324.35$3,892.20
Dialpad (Standard)$27.00 per user$351.00$4,212.00
RingCentral (RingEX Core)$30.00 per user$390.00$4,680.00

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 Walhalla, SC?

864. All exchanges NANPA lists for Walhalla are in 864.

How many phone companies have exchanges in Walhalla?

5, holding 6 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Walhalla 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 Walhalla?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 13 users come to $259.00 a month. For comparison, 13 users on RingCentral RingEX Core list at $390.00 a month (checked September 28, 2026).