Get a local business phone number in St. Marys, KS
St. Marys's area code, prefixes and carriers from NANPA records, and how to put a St. Marys number in front of your customers.
- Area code
- 785
- Exchanges
- 2NANPA-assigned
- Carriers
- 2
- Population
- 3,993Census 2024 est.
Area codes in St. Marys
St. Marys, in Pottawatomie County, Kansas, had a Census-estimated population of 3,993 in July 2024. All 2 exchanges NANPA lists for its rate center are in area code 785. St. Marys is in the Central and Mountain time zone.
According to NANPA's dialing-plan data, local calls within 785 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 |
|---|---|---|---|---|---|
| 785 | 2 | 100% | 1997 | none | Central and Mountain |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Phone carriers in St. Marys
2 carriers hold the 2 exchanges assigned to St. Marys's rate center. WTC Communications, INC. - KS has the most, with 1. 1 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 |
|---|---|---|
| WTC Communications, INC. - KS | 1 | 50% |
| United Tel of Eastern Kansas d/b/a Centurylink | 1 | 50% |
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 St. Marys
Each prefix below is a block of up to 10,000 numbers that NANPA assigned to St. Marys's rate center (ST MARYS). The earliest assignment date recorded in the file for these codes is 2005. None were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 785 | 321, 437 |
Source: NANPA utilized central office code file.
Rate centers and local calling in St. Marys
What a caller sees as "local" is the area code plus prefix. In St. Marys, those come from the ST MARYS rate center, as recorded by NANPA.
Keeping an existing St. Marys number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 785 when you pick it.
Who does business near St. Marys
St. Marys is part of the Manhattan, KS metro area, home to 135,000 people in 2024. County Business Patterns counted 2,889 business establishments in the Manhattan, KS metro area in 2023, employing 39,062 people. The largest sectors by establishment count are retail trade (383), health care and social assistance (363), and other services (except public administration) (339).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 93 | 2,348 | 25.2 |
| Offices of real estate agents and brokers | 79 | 129 | 1.6 |
| Full-service restaurants | 78 | 1,945 | 24.9 |
| Insurance agencies and brokerages | 69 | 185 | 2.7 |
| Physician practices | 60 | 995 | 16.6 |
| Residential remodelers | 47 | 240 | 5.1 |
| General automotive repair shops | 42 | 162 | 3.9 |
| Residential property managers | 40 | 398 | 9.9 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a St. Marys business line
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 St. Marys, 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 Manhattan, KS 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 St. Marys, KS?
785. All exchanges NANPA lists for St. Marys are in 785.
How many phone companies have exchanges in St. Marys?
2, holding 2 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing St. Marys 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 St. Marys?
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).