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Get a local business phone number in Sterlington, LA

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

Area code
318
Exchanges
3NANPA-assigned
Carriers
3
Population
2,557Census 2024 est.

What area code is Sterlington, LA?

With 2,557 residents in the Census 2024 estimate, Sterlington sits in Ouachita Parish, Louisiana. All 3 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 Sterlington may carry any of those codes depending on which have numbers available. Sterlington 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 Sterlington, LA
Area codeExchanges hereShareIn service sinceOverlay withTime zone
3183100%1957457Central

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

Phone carriers in Sterlington

3 carriers hold the 3 exchanges assigned to Sterlington's rate center. Level 3 Communications, LLC - La has the most, with 1. 3 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Sterlington can come from any of these blocks; once it is yours, porting lets it move between providers.

Carriers holding exchanges in Sterlington, LA
Carrier (NANPA operating company)ExchangesShare
Level 3 Communications, LLC - La133%
Bellsouth Telecomm INC d/b/a South Central Bell Tel133%
Onvoy, LLC - La133%

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 Sterlington

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Sterlington's rate center (STERLINGTN). The earliest assignment date recorded in the file for these codes is 2004. None were assigned in 2020 or later.

Prefixes assigned in Sterlington, LA
Area codePrefixes (NXX)
318598, 665, 667

Source: NANPA utilized central office code file.

When Sterlington's exchanges were assigned

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

Sterlington, LA: 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 Sterlington

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

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

Businesses around Sterlington

Sterlington is part of the Monroe, LA metro area, home to 222,000 people in 2024. County Business Patterns counted 5,399 business establishments in the Monroe, LA metro area in 2023, employing 74,718 people. The largest sectors by establishment count are health care and social assistance (846), retail trade (843), and other services (except public administration) (548).

Selected industries in the Monroe, LA metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Physician practices1961,95510.0
Limited-service restaurants1563,73323.9
Law offices1486154.2
Full-service restaurants1262,47419.6
Insurance agencies and brokerages1145184.5
Dental offices916487.1
Landscaping services764946.5
Plumbing, heating and air-conditioning contractors747299.9

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

Setting up a Sterlington 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 Sterlington 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 the Monroe, LA metro area, 14 users on RingCentral RingEX Core come to $420.00 a month and on Ooma Office Pro $349.30, at month-to-month list prices checked September 28, 2026. 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 Sterlington, LA?

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

How many phone companies have exchanges in Sterlington?

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

Can I keep my existing Sterlington 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 Sterlington?

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).