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Get a local business phone number in Colfax, LA

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

Area code
318
Exchanges
4NANPA-assigned
Carriers
4
Population
1,396Census 2024 est.

Area codes in Colfax

Colfax, in Grant Parish, Louisiana, had a Census-estimated population of 1,396 in July 2024. All 4 exchanges NANPA lists for its rate center are in area code 318. 318 is part of an overlay with 457, so a new local number in Colfax may carry any of those codes depending on which have numbers available. Colfax is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 318 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Colfax, LA
Area codeExchanges hereShareIn service sinceOverlay withTime zone
3184100%1957457Central

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

Phone carriers in Colfax

4 carriers hold the 4 exchanges assigned to Colfax's rate center. Bandwidth.com CLEC, LLC - La has the most, with 1. 4 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 Colfax, LA
Carrier (NANPA operating company)ExchangesShare
Bandwidth.com CLEC, LLC - La125%
Cellco Partnership d/b/a Verizon Wireless - La125%
Bellsouth Telecomm INC d/b/a South Central Bell Tel125%
Onvoy, LLC - La125%

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 Colfax

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Colfax. The earliest assignment date recorded in the file for these codes is 2003. 1 of the 4 were assigned in 2020 or later.

Prefixes assigned in Colfax, LA
Area codePrefixes (NXX)
318392, 407, 627, 810

Source: NANPA utilized central office code file.

When Colfax's exchanges were assigned

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

Colfax, LA: exchanges by decade assigned
Decade assignedExchangesShare
2000s150%
2020s150%

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

How local numbers work in Colfax

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

Keeping an existing Colfax number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 318 when you pick it.

Who does business near Colfax

Colfax is part of the Alexandria, LA metro area, home to 148,000 people in 2024. County Business Patterns counted 3,370 business establishments in the Alexandria, LA metro area in 2023, employing 48,465 people. The largest sectors by establishment count are health care and social assistance (612), retail trade (563), and other services (except public administration) (352).

Selected industries in the Alexandria, LA metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Physician practices1591,5109.5
Limited-service restaurants1142,35120.6
Law offices964404.6
Full-service restaurants661,49522.7
Plumbing, heating and air-conditioning contractors6069411.6
Insurance agencies and brokerages582744.7
Dental offices443598.2
Child day care services3753014.3

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

Setting up a Colfax business line

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 Colfax 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.

The comparison below uses 14 users, the rounded average establishment size in the Alexandria, LA metro area. At list prices checked September 28, 2026, that is $349.30 a month on Ooma Office Pro and $420.00 on RingCentral RingEX Core. Callata comes to $279.00 a month for 14 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 14-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$279.00$3,348.00
Quo (Starter)$19.00 per user$266.00$3,192.00
Nextiva (Core)$23.00 per user$322.00$3,864.00
Ooma (Office Pro)$24.95 per user$349.30$4,191.60
Dialpad (Standard)$27.00 per user$378.00$4,536.00
RingCentral (RingEX Core)$30.00 per user$420.00$5,040.00

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 Colfax, LA?

318. All exchanges NANPA lists for Colfax are in 318.

How many phone companies have exchanges in Colfax?

4, holding 4 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Colfax 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 Colfax?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 14 users come to $279.00 a month. For comparison, 14 users on RingCentral RingEX Core list at $420.00 a month (checked September 28, 2026).