Get a local business phone number in Clarksburg, WV

Clarksburg area codes

Clarksburg city is a Census place in Harrison County, West Virginia, with an estimated 15,262 residents in 2024. NANPA lists 34 exchanges for its rate center across 2 area codes; 304 has the most (27, 79%). 304 is part of an overlay with 681, so a new local number in Clarksburg may carry any of those codes depending on which have numbers available. Clarksburg 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.

Phone carriers in Clarksburg

17 carriers hold the 34 exchanges assigned to Clarksburg's rate center. Frontier West Virginia INC. has the most, with 7. 27 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.

Exchanges (NPA-NXX) assigned in Clarksburg

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Clarksburg. The earliest assignment date recorded in the file for these codes is 2001. 3 of the 34 were assigned in 2020 or later.

When Clarksburg's exchanges were assigned

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

What makes a number local to Clarksburg

What a caller sees as "local" is the area code plus prefix. In Clarksburg, those come from the CLARKSBURG rate center, as recorded by NANPA.

New local numbers are drawn from carrier inventory, so the exact 304 numbers available change over time; porting an existing number is free.

Businesses around Clarksburg

Clarksburg is part of the Clarksburg, WV micropolitan area, home to 88,525 people in 2024. County Business Patterns counted 2,073 business establishments in the Clarksburg, WV micropolitan area in 2023, employing 32,928 people. The largest sectors by establishment count are retail trade (314), health care and social assistance (272), and other services (except public administration) (262).

Business phone service in Clarksburg

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 Clarksburg, 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.

The comparison below uses 16 users, the rounded average establishment size in the Clarksburg, WV micropolitan area. At list prices checked September 28, 2026, that is $399.20 a month on Ooma Office Pro and $480.00 on RingCentral RingEX Core. On Callata the same 16 people cost $319.00 a month, less than either per-seat plan.