Get a local business phone number in Pittsburg, KS
Pittsburg's area code, prefixes and carriers from NANPA records, and how to put a Pittsburg number in front of your customers.
- Area code
- 620
- Exchanges
- 15NANPA-assigned
- Carriers
- 9
- Population
- 20,547Census 2024 est.
Area codes in Pittsburg
Pittsburg city is a Census place in Crawford County, Kansas, with an estimated 20,547 residents in 2024. All 15 exchanges NANPA lists for its rate center are in area code 620. Pittsburg is in the Central and Mountain time zone.
According to NANPA's dialing-plan data, local calls within 620 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 |
|---|---|---|---|---|---|
| 620 | 15 | 100% | 2001 | none | Central and Mountain |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Who holds Pittsburg phone exchanges
9 carriers hold the 15 exchanges assigned to Pittsburg's rate center. Southwestern Bell has the most, with 5. 13 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Pittsburg can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Southwestern Bell | 5 | 33% |
| United States Cellular - KS | 2 | 13% |
| Aerial Communications, INC. | 2 | 13% |
| Comcast Ip Phone, LLC | 1 | 6.7% |
| Teleport Communications America, LLC - KS | 1 | 6.7% |
| Level 3 Communications, LLC - KS | 1 | 6.7% |
| Cellco Partnership d/b/a Verizon Wireless - KS | 1 | 6.7% |
| New Cingular Wireless PCS, LLC - Il | 1 | 6.7% |
| Fractel, LLC | 1 | 6.7% |
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.
Local prefixes for Pittsburg
A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Pittsburg. The earliest assignment date recorded in the file for these codes is 2001. 2 of the 15 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 620 | 230, 231, 232, 235, 240, 249, 308, 404, 619, 670, 687, 704, 719, 822, 875 |
Source: NANPA utilized central office code file.
When Pittsburg's exchanges were assigned
Assignment dates show when each block of Pittsburg numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 4 | 67% |
| 2020s | 2 | 33% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Rate centers and local calling in Pittsburg
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Pittsburg's numbers are rated to the PITTSBURG rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Pittsburg number.
If your business already has a Pittsburg number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near Pittsburg
Pittsburg is part of the Pittsburg, KS micropolitan area, home to 38,904 people in 2024. County Business Patterns counted 901 business establishments in the Pittsburg, KS micropolitan area in 2023, employing 15,708 people. The largest sectors by establishment count are retail trade (139), health care and social assistance (133), and other services (except public administration) (103).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Full-service restaurants | 36 | 651 | 18.1 |
| Physician practices | 26 | — | — |
| Limited-service restaurants | 23 | 586 | 25.5 |
| Insurance agencies and brokerages | 16 | 52 | 3.3 |
| Law offices | 15 | 78 | 5.2 |
| Plumbing, heating and air-conditioning contractors | 14 | 59 | 4.2 |
| Dental offices | 12 | 115 | 9.6 |
| Landscaping services | 12 | — | — |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Pittsburg number on Callata
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 Pittsburg, 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.
The comparison below uses 17 users, the rounded average establishment size in the Pittsburg, KS micropolitan area. At list prices checked September 28, 2026, that is $424.15 a month on Ooma Office Pro and $510.00 on RingCentral RingEX Core. 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 Pittsburg, KS?
620. All exchanges NANPA lists for Pittsburg are in 620.
How many phone companies have exchanges in Pittsburg?
9, holding 15 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Pittsburg 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 Pittsburg?
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).