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Get a local business phone number in Elsberry, MO

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

Area code
573
Exchanges
3NANPA-assigned
Carriers
3
Population
2,084Census 2024 est.

Elsberry area codes

Elsberry, in Lincoln County, Missouri, had a Census-estimated population of 2,084 in July 2024. All 3 exchanges NANPA lists for its rate center are in area code 573. 573 is part of an overlay with 235, so a new local number in Elsberry may carry any of those codes depending on which have numbers available. Elsberry is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 573 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Area codes with exchanges in Elsberry, MO
Area codeExchanges hereShareIn service sinceOverlay withTime zone
5733100%1996235Central

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

Phone carriers in Elsberry

3 carriers hold the 3 exchanges assigned to Elsberry's rate center. Level 3 Communications, LLC - Mo has the most, with 1. 3 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 Elsberry, MO
Carrier (NANPA operating company)ExchangesShare
Level 3 Communications, LLC - Mo133%
Onvoy, LLC - Mo133%
Southwestern Bell133%

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.

Exchanges (NPA-NXX) assigned in Elsberry

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Elsberry. The earliest assignment date recorded in the file for these codes is 2003. 1 of the 3 were assigned in 2020 or later.

Prefixes assigned in Elsberry, MO
Area codePrefixes (NXX)
573312, 867, 898

Source: NANPA utilized central office code file.

When Elsberry's exchanges were assigned

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

Elsberry, MO: 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 Elsberry

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

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

The local business market

Elsberry is part of the St. Louis, MO-IL metro area, home to 2.8 million people in 2024. County Business Patterns counted 69,470 business establishments in the St. Louis, MO-IL metro area in 2023, employing 1,263,674 people. The largest sectors by establishment count are health care and social assistance (10,427), retail trade (8,095), and professional, scientific, and technical services (7,057).

Selected industries in the St. Louis, MO-IL metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Limited-service restaurants2,33445,28919.4
Full-service restaurants2,01949,93024.7
Agencies providing services for the elderly and persons with disabilities1,89816,5468.7
Physician practices1,78522,12612.4
Insurance agencies and brokerages1,5097,8395.2
Law offices1,39310,5097.5
Offices of real estate agents and brokers1,0992,5232.3
Landscaping services1,0927,5046.9

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

Setting up a Elsberry 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.

If you already have a number in Elsberry, 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 18 users, the rounded average establishment size in the St. Louis, MO-IL metro area. At list prices checked September 28, 2026, that is $449.10 a month on Ooma Office Pro and $540.00 on RingCentral RingEX Core. On Callata the same 18 people cost $359.00 a month, less than either per-seat plan.

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 Elsberry, MO?

573. All exchanges NANPA lists for Elsberry are in 573.

How many phone companies have exchanges in Elsberry?

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

Can I keep my existing Elsberry 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 Elsberry?

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).