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Get a local business phone number in Buffalo, TX

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

Area code
903 / 430
Exchanges
3NANPA-assigned
Carriers
2
Population
1,892Census 2024 est.

What area code is Buffalo, TX?

Buffalo city is a Census place in Leon County, Texas, with an estimated 1,892 residents in 2024. NANPA lists 3 exchanges for its rate center across 2 area codes; 903 has the most (2, 67%). 903 is part of an overlay with 430, so a new local number in Buffalo may carry any of those codes depending on which have numbers available. Buffalo is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 903 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Buffalo, TX
Area codeExchanges hereShareIn service sinceOverlay withTime zone
903267%1990430Central
430133%2003903Central

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

Who holds Buffalo phone exchanges

2 carriers hold the 3 exchanges assigned to Buffalo's rate center. Valor Telecomm TX, Ld-tx #2 d/b/a Windstream Comm SW has the most, with 2. 2 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 Buffalo, TX
Carrier (NANPA operating company)ExchangesShare
Valor Telecomm TX, Ld-tx #2 d/b/a Windstream Comm SW267%
Cellco Partnership d/b/a Verizon Wireless - TX133%

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.

Buffalo phone prefixes

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Buffalo's rate center (BUFFALO). The earliest assignment date recorded in the file for these codes is 2006. None were assigned in 2020 or later.

Prefixes assigned in Buffalo, TX
Area codePrefixes (NXX)
430221
903322, 907

Source: NANPA utilized central office code file.

When Buffalo's exchanges were assigned

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

Buffalo, TX: exchanges by decade assigned
Decade assignedExchangesShare
2000s150%
2010s150%

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

Rate centers and local calling in Buffalo

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

If your business already has a Buffalo number, porting it to Callata is free and keeps it on your cards, listings and vehicles.

Businesses around Buffalo

Buffalo is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 670,878 business establishments in Texas in 2023, employing 12,012,629 people. The largest sectors by establishment count are retail trade (84,369), professional, scientific, and technical services (83,842), and health care and social assistance (80,576).

Selected industries in Texas, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants24,360545,40722.4
Physician practices21,500217,41310.1
Full-service restaurants20,819493,19723.7
Law offices13,83387,3636.3
Insurance agencies and brokerages12,21078,8856.5
Dental offices11,90286,3337.3
Offices of real estate agents and brokers11,40533,9893.0
Management consulting firms9,70580,4998.3

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

A Buffalo number on Callata

Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.

Porting a number you already use in Buffalo 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.

An 18-person team is the benchmark here, the rounded average establishment size in Texas. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $540.00 a month and Ooma Office Pro $449.10. Callata comes to $359.00 a month for 18 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for an 18-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$359.00$4,308.00
Quo (Starter)$19.00 per user$342.00$4,104.00
Nextiva (Core)$23.00 per user$414.00$4,968.00
Ooma (Office Pro)$24.95 per user$449.10$5,389.20
Dialpad (Standard)$27.00 per user$486.00$5,832.00
RingCentral (RingEX Core)$30.00 per user$540.00$6,480.00

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 Buffalo, TX?

Buffalo has exchanges in 903 and 430; 903 has the most.

How many phone companies have exchanges in Buffalo?

2, holding 3 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Buffalo 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 Buffalo?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 18 users come to $359.00 a month. For comparison, 18 users on RingCentral RingEX Core list at $540.00 a month (checked September 28, 2026).