Get a local business phone number in Henderson, LA
Henderson's area code, prefixes and carriers from NANPA records, and how to put a Henderson number in front of your customers.
- Area code
- 337
- Exchanges
- 3NANPA-assigned
- Carriers
- 3
- Population
- 1,605Census 2024 est.
Henderson area codes
Henderson town is a Census place in St. Martin Parish, Louisiana, with an estimated 1,605 residents in 2024. All 3 exchanges NANPA lists for its rate center are in area code 337. Henderson is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 337 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 337 | 3 | 100% | 1999 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Henderson exchanges by carrier
3 carriers hold the 3 exchanges assigned to Henderson's rate center. Brightspeed of Louisiana, LLC has the most, with 1. 2 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.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Brightspeed of Louisiana, LLC | 1 | 33% |
| Comcast Ip Phone, LLC | 1 | 33% |
| Onvoy, LLC - La | 1 | 33% |
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.
Henderson phone prefixes
Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Henderson's rate center (HENDERSON). The earliest assignment date recorded in the file for these codes is 2023. 1 of the 3 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 337 | 228, 434, 601 |
Source: NANPA utilized central office code file.
How local numbers work in Henderson
NANPA ties every exchange to a rate center. For Henderson that is HENDERSON, so a number from one of these exchanges reads as local to people in and around Henderson.
If your business already has a Henderson number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
The local business market
Henderson is part of the Lafayette, LA metro area, home to 420,000 people in 2024. County Business Patterns counted 11,874 business establishments in the Lafayette, LA metro area in 2023, employing 164,940 people. The largest sectors by establishment count are professional, scientific, and technical services (1,656), retail trade (1,581), and health care and social assistance (1,569).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Physician practices | 437 | 3,266 | 7.5 |
| Law offices | 425 | 1,745 | 4.1 |
| Limited-service restaurants | 348 | 6,649 | 19.1 |
| Full-service restaurants | 292 | 8,298 | 28.4 |
| Insurance agencies and brokerages | 215 | 1,123 | 5.2 |
| Dental offices | 172 | 1,207 | 7.0 |
| Plumbing, heating and air-conditioning contractors | 172 | 1,255 | 7.3 |
| Offices of certified public accountants | 134 | 601 | 4.5 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in Henderson
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.
If you already have a number in Henderson, 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.
Per-seat phone plans multiply by headcount. For the rounded average establishment size in the Lafayette, 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. On Callata the same 14 people cost $279.00 a month, less than either per-seat plan.
| Provider (plan) | Pricing basis | Per month | Per 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 Henderson, LA?
337. All exchanges NANPA lists for Henderson are in 337.
How many phone companies have exchanges in Henderson?
3, holding 3 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Henderson 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 Henderson?
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).