Get a local business phone number in Louisiana, MO

What area code is Louisiana, MO?

Louisiana city is a Census place in Pike County, Missouri, with an estimated 3,244 residents in 2024. All 4 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 Louisiana may carry any of those codes depending on which have numbers available. Louisiana 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.

Who holds Louisiana phone exchanges

4 carriers hold the 4 exchanges assigned to Louisiana's rate center. Level 3 Communications, LLC - Mo has the most, with 1. 4 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.

Louisiana phone prefixes

These are the central office codes NANPA records for Louisiana. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2002. 1 of the 4 were assigned in 2020 or later.

When Louisiana's exchanges were assigned

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

How local numbers work in Louisiana

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

New local numbers are drawn from carrier inventory, so the exact 573 numbers available change over time; porting an existing number is free.

Who does business near Louisiana

Louisiana is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 151,475 business establishments in Missouri in 2023, employing 2,631,543 people. The largest sectors by establishment count are health care and social assistance (20,637), retail trade (19,971), and other services (except public administration) (15,950).

Setting up a Louisiana business line

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 Louisiana 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 17-person team is the benchmark here, the rounded average establishment size in Missouri. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $510.00 a month and Ooma Office Pro $424.15. Callata comes to $339.00 a month for 17 users ($99 a month with 5 users included, then $20 per additional user), below both.