CallataGuidesGet a local business phone number in Hampton, IA
Hampton's area code, prefixes and carriers from NANPA records, and how to put a Hampton number in front of your customers.
- Area code
- 641
- Exchanges
- 5NANPA-assigned
- Carriers
- 5
- Population
- 4,340Census 2024 est.
Area codes in Hampton
Hampton, in Franklin County, Iowa, had a Census-estimated population of 4,340 in July 2024. All 5 exchanges NANPA lists for its rate center are in area code 641. Hampton is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 641 are dialed as seven digits and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 641 | 5 | 100% | 2000 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Phone carriers in Hampton
5 carriers hold the 5 exchanges assigned to Hampton's rate center. Qwest Corporation has the most, with 1. 5 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 |
|---|---|---|
| Qwest Corporation | 1 | 20% |
| Metropcs, INC. | 1 | 20% |
| T-mobile USA, INC. | 1 | 20% |
| Ip Horizon LLC | 1 | 20% |
| MCC Telephony of Iowa, LLC - Ia | 1 | 20% |
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 Hampton
Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Hampton's rate center (HAMPTON). The earliest assignment date recorded in the file for these codes is 2010. 2 of the 5 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 641 | 456, 630, 657, 802, 812 |
Source: NANPA utilized central office code file.
When Hampton's exchanges were assigned
Assignment dates show when each block of Hampton 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.
How local numbers work in Hampton
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Hampton's numbers are rated to the HAMPTON rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Hampton number.
New local numbers are drawn from carrier inventory, so the exact 641 numbers available change over time; porting an existing number is free.
The local business market
Hampton is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 83,321 business establishments in Iowa in 2023, employing 1,415,652 people. The largest sectors by establishment count are retail trade (10,970), other services (except public administration) (9,184), and health care and social assistance (9,092).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Full-service restaurants | 2,459 | 44,032 | 17.9 |
| Limited-service restaurants | 2,095 | 41,152 | 19.6 |
| Insurance agencies and brokerages | 1,993 | 9,839 | 4.9 |
| Landscaping services | 1,242 | 7,493 | 6.0 |
| Law offices | 1,212 | 6,216 | 5.1 |
| Offices of real estate agents and brokers | 1,195 | 2,293 | 1.9 |
| Residential remodelers | 1,156 | 3,332 | 2.9 |
| Plumbing, heating and air-conditioning contractors | 1,108 | 14,647 | 13.2 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in Hampton
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 Hampton, 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.
A 17-person team is the benchmark here, the rounded average establishment size in Iowa. 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. On Callata the same 17 people cost $339.00 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 | $339.00 | $4,068.00 |
| Quo (Starter) | $19.00 per user | $323.00 | $3,876.00 |
| Nextiva (Core) | $23.00 per user | $391.00 | $4,692.00 |
| Ooma (Office Pro) | $24.95 per user | $424.15 | $5,089.80 |
| Dialpad (Standard) | $27.00 per user | $459.00 | $5,508.00 |
| RingCentral (RingEX Core) | $30.00 per user | $510.00 | $6,120.00 |
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 Hampton, IA?
641. All exchanges NANPA lists for Hampton are in 641.
How many phone companies have exchanges in Hampton?
5, holding 5 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Hampton 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 Hampton?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 17 users come to $339.00 a month. For comparison, 17 users on RingCentral RingEX Core list at $510.00 a month (checked September 28, 2026).