CallataGuidesGet a local business phone number in Graham, TX
Graham's area code, prefixes and carriers from NANPA records, and how to put a Graham number in front of your customers.
- Area code
- 940
- Exchanges
- 9NANPA-assigned
- Carriers
- 7
- Population
- 8,859Census 2024 est.
Graham area codes
Graham, in Young County, Texas, had a Census-estimated population of 8,859 in July 2024. All 9 exchanges NANPA lists for its rate center are in area code 940. Graham is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 940 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 |
|---|---|---|---|---|---|
| 940 | 9 | 100% | 1997 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Graham exchanges by carrier
7 carriers hold the 9 exchanges assigned to Graham's rate center. Southwestern Bell has the most, with 3. 6 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 |
|---|---|---|
| Southwestern Bell | 3 | 33% |
| Web Fire Communications, INC. - TX | 1 | 11% |
| New Cingular Wireless PCS, LLC - Il | 1 | 11% |
| Nuso, LLC | 1 | 11% |
| Cellco Partnership d/b/a Verizon Wireless - TX | 1 | 11% |
| Level 3 Communications, LLC - TX | 1 | 11% |
| Choice Wireless, LC | 1 | 11% |
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.
Graham phone prefixes
Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Graham's rate center (GRAHAM). The earliest assignment date recorded in the file for these codes is 2001. 1 of the 9 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 940 | 221, 282, 376, 456, 521, 532, 549, 550, 560 |
Source: NANPA utilized central office code file.
When Graham's exchanges were assigned
Assignment dates show when each block of Graham numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 5 | 83% |
| 2020s | 1 | 17% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
How local numbers work in Graham
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Graham's numbers are rated to the GRAHAM rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Graham number.
New local numbers are drawn from carrier inventory, so the exact 940 numbers available change over time; porting an existing number is free.
The local business market
Graham is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 670,878 business establishments in Texas in 2023, employing 12,012,629 people. The largest sectors by establishment count are retail trade (84,369), professional, scientific, and technical services (83,842), and health care and social assistance (80,576).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 24,360 | 545,407 | 22.4 |
| Physician practices | 21,500 | 217,413 | 10.1 |
| Full-service restaurants | 20,819 | 493,197 | 23.7 |
| Law offices | 13,833 | 87,363 | 6.3 |
| Insurance agencies and brokerages | 12,210 | 78,885 | 6.5 |
| Dental offices | 11,902 | 86,333 | 7.3 |
| Offices of real estate agents and brokers | 11,405 | 33,989 | 3.0 |
| Management consulting firms | 9,705 | 80,499 | 8.3 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in Graham
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 Graham, 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 Texas, 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 Graham, TX?
940. All exchanges NANPA lists for Graham are in 940.
How many phone companies have exchanges in Graham?
7, holding 9 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Graham 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 Graham?
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).