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Get a local business phone number in Susanville, CA

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

Area code
530
Exchanges
8NANPA-assigned
Carriers
5
Population
12,359Census 2024 est.

Susanville area codes

Susanville, in Lassen County, California, had a Census-estimated population of 12,359 in July 2024. All 8 exchanges NANPA lists for its rate center are in area code 530. 530 is part of an overlay with 837, so a new local number in Susanville may carry any of those codes depending on which have numbers available. Susanville is in the Pacific time zone.

According to NANPA's dialing-plan data, local calls within 530 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.

Area codes with exchanges in Susanville, CA
Area codeExchanges hereShareIn service sinceOverlay withTime zone
5308100%1997837Pacific

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

Who holds Susanville phone exchanges

5 carriers hold the 8 exchanges assigned to Susanville's rate center. Citizens Telecom CA. d/b/a Frontier Com of CA has the most, with 3. 7 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.

Carriers holding exchanges in Susanville, CA
Carrier (NANPA operating company)ExchangesShare
Citizens Telecom CA. d/b/a Frontier Com of CA338%
United States Cellular - CA225%
Cellco Partnership d/b/a Verizon Wireless - CA113%
Level 3 Communications, LLC - CA113%
New Cingular Wireless PCS, LLC113%

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.

Susanville phone prefixes

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Susanville's rate center (SUSANVILLE). The earliest assignment date recorded in the file for these codes is 2001. None were assigned in 2020 or later.

Prefixes assigned in Susanville, CA
Area codePrefixes (NXX)
530249, 250, 251, 252, 257, 260, 310, 931

Source: NANPA utilized central office code file.

What makes a number local to Susanville

Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Susanville's numbers are rated to the SUSANVILLE rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Susanville number.

Keeping an existing Susanville number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 530 when you pick it.

The local business market

Susanville is part of the Susanville, CA micropolitan area, home to 28,340 people in 2024. County Business Patterns counted 394 business establishments in the Susanville, CA micropolitan area in 2023, employing 3,483 people. The largest sectors by establishment count are retail trade (68), health care and social assistance (50), and accommodation and food services (46).

Selected industries in the Susanville, CA micropolitan area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants1524416.3
Plumbing, heating and air-conditioning contractors12544.5
Full-service restaurants121199.9
Child day care services10646.4
Supermarkets and grocery stores919922.1
Dental offices7——
Offices of real estate agents and brokers781.1
Hotels and motels7598.4

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

A Susanville number on Callata

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 Susanville 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.

A 9-person team is the benchmark here, the rounded average establishment size in the Susanville, CA micropolitan area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $270.00 a month and Ooma Office Pro $224.55. Callata comes to $179.00 a month for 9 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 9-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$179.00$2,148.00
Quo (Starter)$19.00 per user$171.00$2,052.00
Nextiva (Core)$23.00 per user$207.00$2,484.00
Ooma (Office Pro)$24.95 per user$224.55$2,694.60
Dialpad (Standard)$27.00 per user$243.00$2,916.00
RingCentral (RingEX Core)$30.00 per user$270.00$3,240.00

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 Susanville, CA?

530. All exchanges NANPA lists for Susanville are in 530.

How many phone companies have exchanges in Susanville?

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

Can I keep my existing Susanville 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 Susanville?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 9 users come to $179.00 a month. For comparison, 9 users on RingCentral RingEX Core list at $270.00 a month (checked September 28, 2026).