Get a local business phone number in Petersburg, WV
Petersburg's area codes, prefixes and carriers from NANPA records, and how to put a Petersburg number in front of your customers.
- Area code
- 304 / 681
- Exchanges
- 4NANPA-assigned
- Carriers
- 4
- Population
- 2,277Census 2024 est.
Petersburg area codes
Petersburg city is a Census place in Grant County, West Virginia, with an estimated 2,277 residents in 2024. NANPA lists 4 exchanges for its rate center across 2 area codes; 304 has the most (2, 50%). 304 is part of an overlay with 681, so a new local number in Petersburg may carry any of those codes depending on which have numbers available. Petersburg is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 304 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
Who holds Petersburg phone exchanges
4 carriers hold the 4 exchanges assigned to Petersburg's rate center. Citizens Tel CO of WV d/b/a Frontier of WV has the most, with 1. 4 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Petersburg can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Citizens Tel CO of WV d/b/a Frontier of WV | 1 | 25% |
| United States Cellular - WV | 1 | 25% |
| Level 3 Communications, LLC - WV | 1 | 25% |
| Shentel Communications, LLC. - WV | 1 | 25% |
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.
Petersburg phone prefixes
These are the central office codes NANPA records for Petersburg. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2003. 1 of the 4 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 304 | 257, 851 |
| 681 | 493, 892 |
Source: NANPA utilized central office code file.
When Petersburg's exchanges were assigned
The table groups Petersburg's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 2 | 67% |
| 2020s | 1 | 33% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Rate centers and local calling in Petersburg
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Petersburg's numbers are rated to the PETERSBURG rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Petersburg number.
Keeping an existing Petersburg number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 304 when you pick it.
Businesses around Petersburg
Petersburg is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 35,839 business establishments in West Virginia in 2023, employing 551,240 people. The largest sectors by establishment count are retail trade (5,696), health care and social assistance (5,019), and other services (except public administration) (4,255).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 1,292 | 25,523 | 19.8 |
| Full-service restaurants | 1,234 | 23,777 | 19.3 |
| Physician practices | 916 | 13,684 | 14.9 |
| Law offices | 775 | 4,733 | 6.1 |
| Insurance agencies and brokerages | 637 | 2,898 | 4.5 |
| Residential remodelers | 541 | 1,952 | 3.6 |
| Dental offices | 473 | 4,036 | 8.5 |
| General automotive repair shops | 459 | 1,846 | 4.0 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a Petersburg business line
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.
Porting a number you already use in Petersburg 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.
Per-seat phone plans multiply by headcount. For the rounded average establishment size in West Virginia, 15 users on RingCentral RingEX Core come to $450.00 a month and on Ooma Office Pro $374.25, at month-to-month list prices checked September 28, 2026. Callata comes to $299.00 a month for 15 users ($99 a month with 5 users included, then $20 per additional user), below both.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $299.00 | $3,588.00 |
| Quo (Starter) | $19.00 per user | $285.00 | $3,420.00 |
| Nextiva (Core) | $23.00 per user | $345.00 | $4,140.00 |
| Ooma (Office Pro) | $24.95 per user | $374.25 | $4,491.00 |
| Dialpad (Standard) | $27.00 per user | $405.00 | $4,860.00 |
| RingCentral (RingEX Core) | $30.00 per user | $450.00 | $5,400.00 |
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 Petersburg, WV?
Petersburg has exchanges in 304 and 681; 304 has the most.
How many phone companies have exchanges in Petersburg?
4, holding 4 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Petersburg 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 Petersburg?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 15 users come to $299.00 a month. For comparison, 15 users on RingCentral RingEX Core list at $450.00 a month (checked September 28, 2026).