CallataGuidesGet a local business phone number in La Porte, TX
La Porte's area codes, prefixes and carriers from NANPA records, and how to put a La Porte number in front of your customers.
- Area code
- 281 / 346 / 832
- Exchanges
- 14NANPA-assigned
- Carriers
- 7
- Population
- 38,046Census 2024 est.
La Porte area codes
With 38,046 residents in the Census 2024 estimate, La Porte sits in Harris County, Texas. NANPA lists 14 exchanges for its rate center across 3 area codes; 281 has the most (8, 57%). 281 is part of an overlay with 346, 621, 713, and 832, so a new local number in La Porte may carry any of those codes depending on which have numbers available. La Porte is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 281 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
Phone carriers in La Porte
7 carriers hold the 14 exchanges assigned to La Porte's rate center. Onvoy, LLC - TX has the most, with 4. 12 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in La Porte can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Onvoy, LLC - TX | 4 | 29% |
| Southwestern Bell | 4 | 29% |
| Level 3 Communications, LLC - TX | 2 | 14% |
| Paetec Itel, LLC | 1 | 7.1% |
| Level 3 of Telecom of Texas, LLC - TX | 1 | 7.1% |
| Foremost Telecommunications Corporation - TX | 1 | 7.1% |
| U.s. Telepacific Corp. d/b/a TPX Communications | 1 | 7.1% |
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 La Porte
A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to La Porte. The earliest assignment date recorded in the file for these codes is 2014. 2 of the 14 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 281 | 307, 402, 417, 470, 471, 842, 867, 941 |
| 346 | 222, 489, 787, 790 |
| 832 | 568, 861 |
Source: NANPA utilized central office code file.
When La Porte's exchanges were assigned
Assignment dates show when each block of La Porte numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2010s | 2 | 50% |
| 2020s | 2 | 50% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
What makes a number local to La Porte
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. La Porte's numbers are rated to the LA PORTE rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a La Porte number.
If your business already has a La Porte number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Businesses around La Porte
La Porte is part of the Houston-Pasadena-The Woodlands, TX metro area, home to 7.8 million people in 2024. County Business Patterns counted 162,055 business establishments in the Houston, TX metro area in 2023, employing 2,863,143 people. The largest sectors by establishment count are professional, scientific, and technical services (22,233), retail trade (20,204), and health care and social assistance (20,054).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 5,768 | 129,426 | 22.4 |
| Physician practices | 5,628 | 52,412 | 9.3 |
| Full-service restaurants | 5,201 | 133,839 | 25.7 |
| Law offices | 3,867 | 27,482 | 7.1 |
| Dental offices | 3,400 | 21,058 | 6.2 |
| Insurance agencies and brokerages | 2,805 | 16,850 | 6.0 |
| Management consulting firms | 2,726 | 20,467 | 7.5 |
| Offices of real estate agents and brokers | 2,582 | 6,722 | 2.6 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in La Porte
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 La Porte, 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 Houston, TX metro area, 18 users on RingCentral RingEX Core come to $540.00 a month and on Ooma Office Pro $449.10, at month-to-month list prices checked September 28, 2026. On Callata the same 18 people cost $359.00 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 | $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 La Porte, TX?
La Porte has exchanges in 281, 346, and 832; 281 has the most.
How many phone companies have exchanges in La Porte?
7, holding 14 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing La Porte 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 La Porte?
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).