CallataGuides

Slidell, LA business phone guide

Population, businesses by sector and industry, area codes and local numbers for the Slidell-Mandeville-Covington, LA metro area.

Population
278,0002024 est.
Establishments
7,101CBP 2023
Counties
1
Area codes
1

About the Slidell-Mandeville-Covington, LA metro area

The Slidell-Mandeville-Covington, LA metro area covers 1 county in Louisiana and had 278,000 residents in July 2024, up 4.9% since April 2020. The U.S. population grew 2.6% over the same period. By population it ranks 183rd of the 925 metro and micropolitan areas and 169th by business establishments.

Counties in the Slidell, LA area
CountyPopulation (2024)
St. Tammany Parish, LA277,615

Source: Census Vintage 2024 metropolitan and micropolitan area estimates.

Slidell, LA's business base

County Business Patterns counted 7,101 establishments in the area in 2023, employing 86,457 people in mid-March with $4.7 billion in annual payroll. That is an average of 12.2 employees per establishment. 56.5% of establishments with employees had fewer than five people. By establishment count, the largest sectors are professional, scientific, and technical services (964), retail trade (912), and health care and social assistance (903).

Slidell, LA establishments by sector, 2023
Sector (NAICS)EstablishmentsEmployeesAnnual payroll
Professional, Scientific, and Technical Services (54)9645,521$427,304,000
Retail Trade (44)91213,702$464,319,000
Health Care and Social Assistance (62)90317,975$1,111,346,000
Construction (23)7138,686$496,454,000
Accommodation and Food Services (72)69212,657$265,449,000
Other Services (except Public Administration) (81)5984,051$162,474,000
Finance and Insurance (52)5303,896$306,991,000
Administrative and Support and Waste Management and Remediation Services (56)4303,565$189,503,000
Real Estate and Rental and Leasing (53)3631,205$59,110,000
Wholesale Trade (42)2932,852$243,443,000
Transportation and Warehousing (48)2052,877$179,551,000
Manufacturing (31)1302,662$171,061,000
Arts, Entertainment, and Recreation (71)1091,663$35,582,000
Educational Services (61)841,589$51,818,000
Information (51)821,100$82,175,000
Management of Companies and Enterprises (55)321,843$338,826,000
Mining, Quarrying, and Oil and Gas Extraction (21)21300$60,548,000
Utilities (22)18234 (high noise)$20,668,000
Agriculture, Forestry, Fishing and Hunting (11)1665 (high noise)$1,448,000

Source: Census County Business Patterns 2023, two-digit NAICS sectors. Manufacturing, retail and transportation span several two-digit codes; CBP reports them under 31, 44 and 48.

Slidell, LA compared with the U.S.

Slidell, LA has 25.6 business establishments per 1,000 residents, 4.0% above the U.S. figure of 24.6. Establishments average 12.2 employees against 16.7 nationally, and payroll per employee is $53,997 (21.0% below the U.S. $68,342). 56.5% of establishments with employees have fewer than five people (U.S.: 55.5%), while 4.0% have 50 or more. Most establishments are far smaller than the average suggests, so it pays to price a phone plan at the headcount you actually have rather than the average.

Slidell, LA: establishments by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees4,00956.5%55.5%
5–9 employees1,25717.7%17.5%
10–19 employees89412.6%12.5%
20–49 employees6549.2%9.1%
50 or more employees2874.0%5.4%

Employment-size classes count establishments by mid-March 2023 employment. Establishments with no March employees are excluded from the size classes, so shares are of establishments with employees. Source: Census County Business Patterns 2023.

Small-business industries in Slidell, LA

Of the 141 industries these guides cover, 129 have a published Census count in Slidell, LA. The largest are full-service restaurants (254), physician practices (245), and limited-service restaurants (215). Relative to population, title abstract and settlement offices are the most over-represented: 9.4 per 100,000 residents against 2.9 nationally.

Largest covered industries in Slidell, LA, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants2546,12324.1
Physician practices2452,85611.7
Limited-service restaurants2154,18619.5
Law offices2106733.2
Insurance agencies and brokerages1608855.5
Plumbing, heating and air-conditioning contractors1468786.0
Dental offices1411,1368.1
Offices of real estate agents and brokers1351841.4
Management consulting firms1004985.0
Electrical contractors883,91044.4
Engineering services firms8691510.6
Beauty salons803664.6
Landscaping services736028.2
Residential remodelers722263.1
Offices of certified public accountants693194.6
Child day care services6080513.4
Pharmacies and drug stores5482715.3
All other specialty trade contractors544969.2
Veterinary clinics5364112.1
General automotive repair shops521863.6
Physical, occupational and speech therapy clinics5154210.6
Janitorial services494368.9
Chiropractic offices432886.7
Supermarkets and grocery stores402,42660.6
New single-family housing construction contractors391223.1

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

Phone numbers in the Slidell, LA area

The area's named cities and towns have 110 NANPA-assigned exchanges across 1 area code; 985 has the most (100%). Callata includes up to 3 local numbers, so a business serving several parts of the area can hold a number in each.

Area codes in the Slidell, LA area
Area codeExchanges in named placesShareTime zone
985110100%Central

Exchanges in rate centers matched to Census places in the area. Source: NANPA.

Local numbers by city

Pages for 4 cities and towns in the area list their area codes, prefixes and carriers.

Cities and towns in the Slidell, LA area
PlacePopulation (2024)Area codesExchanges
Slidell, LA28,44098539
Mandeville, LA12,97398523
Covington, LA11,68698532
Pearl River, LA2,6479855

Phone costs for a typical Slidell, LA business

A 12-person team is the benchmark here, the rounded average establishment size in Slidell, LA. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $360.00 a month and Ooma Office Pro $299.40. Callata comes to $239.00 a month for 12 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 12-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$239.00$2,868.00
Quo (Starter)$19.00 per user$228.00$2,736.00
Nextiva (Core)$23.00 per user$276.00$3,312.00
Ooma (Office Pro)$24.95 per user$299.40$3,592.80
Dialpad (Standard)$27.00 per user$324.00$3,888.00
RingCentral (RingEX Core)$30.00 per user$360.00$4,320.00

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.

Callata in Slidell, LA

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 Slidell, LA 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.

Frequently asked questions

What area codes serve Slidell, LA?

985, by NANPA-assigned exchanges in the area's named places.

How many businesses are in the Slidell, LA area?

7,101 establishments in 2023, according to Census County Business Patterns.

How much does a business phone system cost in Slidell, LA?

Callata is $99 a month with 5 users included, then $20 per additional user; for a 12-person team that is $239.00 a month. The same team on Ooma Office Pro lists at $299.40 a month (checked September 28, 2026).