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Best Business Phone System Providers in Ballwin, MO (2026)

54 business phone system providers ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Ballwin: Boost Mobile, IFR Score 65/100; 4.8★ from 511 Google reviews; open 7 days a week.

  2. 2

    Most-reviewed: Wisper Internet, 1,099 Google reviews at 4.2★, the most of 54 ranked; ranked #2.

Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank

54 Ballwin business phone system providers are ranked here by IFR Score, from nine published factors. 13 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.8★ across 54 rated IT firms.

Top 10 business phone system providers in Ballwin at a glance

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Top 10 business phone system providers in Ballwin at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1Boost Mobile654.8★ (511)Belleville, 28 mi awaySat · Sun · EveningsOverall
2Wisper Internet634.2★ (1,099)Belleville, 40 mi awaySat · Sun · EveningsMost reviews
3Cadence Technology Services615.0★ (95)Town and Country, 3 mi away——
4Boost Mobile583.8★ (73)Bridgeton, 13 mi awaySat · Sun · Evenings—
5TSI Global Companies574.9★ (61)Saint Charles, 16 mi away——
6Mastor574.8★ (50)Maryland Heights, 10 mi away——
7Boost Mobile574.0★ (48)St. Louis, 19 mi awaySat · Sun · Evenings—
8iTSTL575.0★ (29)Arnold, 3 mi away——
9Viridian, Inc.565.0★ (18)Overland, 13 mi awaySat—
10Lumen563.5★ (36)Town and Country, 4 mi away——

The 54 best business phone system providers in Ballwin, ranked

Ordered by IFR Score, a 0–100 score from nine published factors. Paid placement never changes the order.

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

  1. Ranked #1 in Ballwin

    Based in Belleville, 28 mi away

    65/100IFR Score

    Ranked #1 because of its Google rating and service focus: 4.8★ from 511 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 511 Google reviews
    Hours
    Mon–Sat 10 AM–7 PM · Sun 12 PM–5 PM
    Address
    4701 W Main St, Belleville, IL 62226
  2. Based in Belleville, 40 mi away

    63/100IFR Score

    Ranked #2 because of its Google rating and review volume: 4.2★ from 1,099 Google reviews, the most in Ballwin.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.2★ from 1,099 Google reviews
    Hours
    Mon–Fri 12 AM–12 AM · Sat 9 AM–6:30 PM · Sun 10 AM–6:30 PM
    Address
    9711 Fuesser Rd, Mascoutah, IL 62258
  3. Based in Town and Country, 3 mi away

    61/100IFR Score

    Ranked #3 because of its Google rating and service focus: 5.0★ from 95 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 95 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1045 S Woods Mill Rd #3, Town and Country, MO 63017
  4. Based in Bridgeton, 13 mi away

    58/100IFR Score

    Ranked #4 because of its Google rating and service focus: 3.8★ from 73 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 3.8★ from 73 Google reviews
    Hours
    Mon–Sat 10 AM–8 PM · Sun 11 AM–7 PM
    Address
    12110 St Charles Rock Rd, Bridgeton, MO 63044
  5. Based in Saint Charles, 16 mi away

    57/100IFR Score

    Ranked #5 because of its Google rating and service focus: 4.9★ from 61 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 61 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    700 Fountain Lakes Blvd, St Charles, MO 63301
  6. Based in Maryland Heights, 10 mi away

    57/100IFR Score

    Ranked #6 because of its Google rating and service focus: 4.8★ from 50 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 50 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    123 Weldon Pkwy, Maryland Heights, MO 63043
  7. Based in St. Louis, 19 mi away

    57/100IFR Score

    Ranked #7 because of its Google rating and service focus: 4.0★ from 48 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.0★ from 48 Google reviews
    Hours
    Mon–Sat 10 AM–8 PM · Sun 11 AM–7 PM
    Address
    10484 W Florissant Ave, St. Louis, MO 63136
  8. Based in Arnold, 3 mi away

    57/100IFR Score

    Ranked #8 because of its Google rating and service focus: 5.0★ from 29 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 29 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  9. Based in Overland, 13 mi away

    56/100IFR Score

    Ranked #9 because of its Google rating and service focus: 5.0★ from 18 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 9 AM–4 PM · Sun closed
    Address
    1913 Belt Way Dr, Overland, MO 63114
  10. #10 Lumen

    Based in Town and Country, 4 mi away

    56/100IFR Score

    Ranked #10 because of its Google rating and service focus: 3.5★ from 36 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 7 of 9 factors; recency and availability not yet collected.

    • 3.5★ from 36 Google reviews
    Address
    1 Solutions Pkwy, Town and Country, MO 63017
  11. Based in Belleville, 29 mi away

    56/100IFR Score

    Ranked #11 because of its Google rating and service focus: 4.8★ from 65 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 65 Google reviews
    Hours
    Mon–Fri 8:30 AM–5:30 PM · Sat–Sun closed
    Address
    4401 N Belt W, Belleville, IL 62226
  12. Based in O'Fallon, 32 mi away

    56/100IFR Score

    Ranked #12 because of its Google rating and service focus: 3.8★ from 80 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 3.8★ from 80 Google reviews
    Hours
    Mon–Sat 10 AM–7 PM · Sun 1 PM–6 PM
    Address
    1556 W Hwy 50, O'Fallon, IL 62269
  13. Based in St. Louis, 14 mi away

    55/100IFR Score

    Ranked #13 because of its Google rating and service focus: 4.5★ from 41 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.5★ from 41 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    6437 Manchester Ave, St. Louis, MO 63139
  14. Based in St. Louis, 5 mi away

    55/100IFR Score

    Ranked #14 because of its Google rating and service focus: 4.3★ from 28 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.3★ from 28 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat–Sun closed
    Address
    12444 Powerscourt Dr Ste 270, St. Louis, MO 63131
  15. Based in Town and Country, 5 mi away

    55/100IFR Score

    Ranked #15 because of its Google rating and service focus: 4.1★ from 32 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.1★ from 32 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    13075 Manchester Rd Ste 375, Des Peres, MO 63131
  16. Based in Saint Charles, 11 mi away

    53/100IFR Score

    Ranked #16 because of its Google rating and service focus: 3.7★ from 9 Google reviews, listed on Google as “Telecommunications contractor”.

    Based on 7 of 9 factors; recency and availability not yet collected.

    • 3.7★ from 9 Google reviews
    Address
    938 Hemsath Rd, St Charles, MO 63303
  17. Based in Saint Peters, 14 mi away

    53/100IFR Score

    Ranked #17 because of its Google rating and review volume: 4.9★ from 133 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 133 Google reviews
    Hours
    Mon–Tue 11 AM–7 PM · Wed–Fri 10 AM–7 PM · Sat 10 AM–6 PM · Sun closed
    Address
    4109 Mexico Rd, St Peters, MO 63376
  18. Based in Maryland Heights, 10 mi away

    53/100IFR Score

    Ranked #18 because of its Google rating and service focus: 4.9★ from 11 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 11 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    123 Weldon Pkwy, Maryland Heights, MO 63043
  19. Based in St. Louis, 8 mi away

    53/100IFR Score

    Ranked #19 because of its Google rating and service focus: 5.0★ from 10 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 10 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    10825 Watson Rd Ste 100, St. Louis, MO 63127
  20. Based in St. Louis, 18 mi away

    52/100IFR Score

    Ranked #20 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Sat 10 AM–7 PM · Sun 11 AM–6 PM
    Address
    10014 W Florissant Ave, St. Louis, MO 63136
  21. Based in Saint Peters, 14 mi away

    52/100IFR Score

    Ranked #21 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Fri 8:30 AM–4:30 PM · Sat–Sun closed
    Address
    4670 Mexico Rd, St Peters, MO 63376
  22. Based in Chesterfield, 7 mi away

    52/100IFR Score

    Ranked #22 because of its Google rating and service focus: 5.0★ from 6 Google reviews, listed on Google as “Telecommunications contractor”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    18077 Edison Ave, Chesterfield, MO 63005
  23. Based in O'Fallon, 13 mi away

    52/100IFR Score

    Ranked #23 because of its Google rating and service focus: 3.8★ from 13 Google reviews, listed on Google as “Telecommunications contractor”.

    Based on 8 of 9 factors; recency not yet collected.

    • 3.8★ from 13 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    83 Hubble, O'Fallon, MO 63368
  24. Based in Ballwin

    52/100IFR Score

    Ranked #24 because of its Google rating and service focus: 3.0★ from 6 Google reviews, listed on Google as “Telecommunications contractor”.

    Based on 8 of 9 factors; recency not yet collected.

    • 3.0★ from 6 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    910 Bolger Ct, Fenton, MO 63026
  25. Based in Chesterfield, 3 mi away

    52/100IFR Score

    Ranked #25 because of its Google rating and service focus: 5.0★ from 4 Google reviews, listed on Google as “Telecommunications service provider”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    16216 Baxter Rd Ste 150, Chesterfield, MO 63017

Business phone system providers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in IFR Score order; each links to its profile. We publish the top 50 of 54 ranked business phone system providers here; the rest are on their profiles.

business phone system providers in Ballwin, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26STL Communications, Inc.523.9★ (7)6 mi
27Communications Technologies, Inc.514.0★ (6)7 mi
28Brentwood Wireless, Inc513.0★ (9)8 mi
29CSI Telecommunications, Inc515.0★ (4)6 mi
30Flare Communications LLC515.0★ (3)In Ballwin
31i3 Broadband514.1★ (236)16 mi
32Metropark Communications Inc513.9★ (7)13 mi
33Fast Communications504.9★ (33)2 mi
34Phone Pandora/ Repair/ Cricket Wireless504.6★ (79)32 mi
35Capital Group Enterprises495.0★ (33)In Ballwin
36Harrisonville Telephone Company493.1★ (10)28 mi
37Business Centers of Missouri, INC494.3★ (11)7 mi
38Essential Network Technologies | Missouri IT Support Company & Managed IT Services495.0★ (55)16 mi
39Telecom Direct USA494.3★ (3)36 mi
40Warner Communications464.9★ (20)10 mi
41Vitek Solutions Inc463.8★ (11)In Ballwin
42Total Wireless463.9★ (8)12 mi
43GFI Digital464.8★ (19)11 mi
44Core Telecom Systems465.0★ (4)12 mi
45Phonewire - Business Phone Systems & Services455.0★ (10)34 mi
46Total Wireless455.0★ (6)23 mi
47Prep Security454.4★ (15)13 mi
48Computerease IT Support of Collinsville/Edwardsville444.4★ (30)31 mi
49Callisto Communications LLC425.0★ (3)7 mi
50ASAP Technology425.0★ (3)13 mi

Also serving Ballwin

20 more business phone system providers within 50 mi that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.

Unranked business phone system providers serving Ballwin
BusinessGoogle ratingDistance
Access US3.0★ (2)20 mi
AllCom Global Services, Inc.3.0★ (2)18 mi
Butler Communications3.0★ (1)16 mi
C & R Communications5.0★ (1)19 mi
Clarus Communications5.0★ (1)9 mi
Connell Communications5.0★ (1)10 mi
Fulton Communications5.0★ (1)12 mi
Innovative Technology Group5.0★ (1)10 mi
Lingo Telecom, LLC1.0★ (1)16 mi
Master Communications5.0★ (1)In Ballwin
MTS Inc.5.0★ (1)7 mi
Netrality Data Centers - St. Louis Data Center - 900 Walnut - Colocation & Interconnection5.0★ (2)19 mi
Oteros Cable Llc3.0★ (2)17 mi
Phone Geeks - Ballwin - Phone Zone - Repair and Sell4.6★ (127)In Ballwin
StrategiCom Inc.5.0★ (1)16 mi
Stratosphere Networks5.0★ (1)6 mi
Total Wireless3.0★ (2)31 mi
VoIPLINK1.5★ (2)10 mi
vUnity Business Internet1.0★ (1)19 mi
WirelessUSA3.0★ (2)30 mi

How we ranked Ballwin business phone system providers

We scored 54 Ballwin business phone system providers on nine factors, weighted as shown. An IT firm is ranked when its service is confirmed and it has 3 or more Google reviews or a claimed profile. An IT firm with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 9, 2026.

Paid placement never changes a rank or score. Sponsored businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

IFR Score factors and weights
FactorWeightComputed fromIn Ballwin data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume15%Number of Google reviews, compared with the most-reviewed IT firm on the listMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday and 24/7 supportMeasured
Service focus15%How clearly the firm does this service (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The firm has claimed its IT Firms Ranked profile (free or paid earn the same)Measured
Partnered5%The firm links to IT Firms Ranked from its own website with our badge, checked periodicallyMeasured
Client reviews10%Verified client reviews collected by IT Firms Ranked: their rating and how many there areMeasured

How to choose a business phone system provider

  1. Ask whether the system is cloud-hosted or installed on site, and who maintains it.
  2. Check internet capacity and backup: a cloud phone system stops when your connection does.
  3. Ask how 911 locations are registered for each phone and for remote staff.
  4. Compare per-user prices on the same features (call recording, queues, integrations).
  5. Ask for two or three references from clients of your size and industry, and call them.
  6. Get the scope, response times and price in writing before you sign, including how you leave and get your data back.

Questions to ask a business phone system provider

  • Is the price per user, and which features are extra?
  • Will you port our existing numbers, and how long does it take?
  • What happens to calls if our internet connection goes down?
  • How are 911 locations set up for office and remote staff?
  • Who do we call for support, and during which hours?
  • What is the contract length, and are phones bought or leased?

Terms explained

MSP (managed service provider)
A firm that runs a business’s IT for a recurring fee: monitoring, patching, help desk, backups and security tools.
Co-managed IT
An arrangement where an outside firm supports an in-house IT person or team, sharing tools and tasks.
Break-fix
IT support paid per incident or per hour, with no monthly agreement.
SLA (service-level agreement)
The contract terms for response and resolution times, uptime and support hours.
Help desk
The support line staff call or email for IT problems.
RMM
Remote monitoring and management software that lets an IT firm watch, patch and fix computers remotely.
vCIO
A virtual chief information officer: part-time IT strategy and budgeting from an outside firm.
MSSP
A managed security service provider: a firm that monitors and manages security tools around the clock.
EDR / MDR
Endpoint detection and response software, and the managed service of people watching its alerts (managed detection and response).
MFA
Multi-factor authentication: a second proof of identity, such as an app prompt, on top of a password.
Penetration test
An authorised, simulated attack on your systems to find weaknesses before criminals do.
SOC 2
An independent auditor’s report (AICPA standard) on a service provider’s security controls.

Business phone system providers in Ballwin: frequently asked questions

Who is the best business phone system provider in Ballwin?

By IFR Score, the highest-ranked business phone system provider in Ballwin, MO is Boost Mobile with an IFR Score of 65/100. It has 4.8★ from 511 Google reviews. It is open 7 days a week. Wisper Internet (#2) and Cadence Technology Services (#3) follow. We ranked 54 business phone system providers on nine factors, last updated November 9, 2026.

How many business phone system providers are there in Ballwin?

ITFirmsRanked ranks 54 business phone system providers serving Ballwin, MO. 4 of them are based in Ballwin; the rest serve it from nearby towns. Another 20 within 50 mi are listed but not ranked yet. Counts are as of November 2026.

Which business phone system providers in Ballwin work on weekends?

13 of 54 ranked business phone system providers post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are Boost Mobile (#1), Wisper Internet (#2) and Boost Mobile (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Ballwin business phone system providers have?

The median Google rating among 54 rated business phone system providers in Ballwin is 4.8★, with a median of 12 reviews. Wisper Internet has the most, 1,099 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank business phone system providers?

Each business phone system provider gets a 0–100 IFR Score from nine published factors, led by reputation (25%), review volume (15%), service focus (15%) and recency (10%). An IT firm with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only IT firms with a confirmed service and 3 or more reviews, or a claimed profile, are ranked.

Do business phone system providers outside Ballwin count in this ranking?

Yes, if they are within 50 mi of the Ballwin city center, our service radius for business phone system providers. Each listing shows where the IT firm is based and how far away it is. Proximity is 5% of the IFR Score, so a nearby IT firm gets a small edge.

Can business phone system providers pay to rank higher on ITFirmsRanked?

No. The IFR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured IT firms may appear above the list, labelled Sponsored and showing their honest rank.

What does a business phone system provider do?

Business phone system providers set up and support office phone systems, mostly cloud VoIP today: numbers, desk phones, call routing, voicemail and contact-centre features.

How are business phone system providers in Ballwin ranked?

By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does business phone systems and VoIP, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.

Can we keep our phone numbers if we switch providers?

In most cases yes: numbers can be ported to a new provider in the US and Canada. Keep your current service active until the port is complete, and ask the new provider to manage the port request.

What about 911 calls on a VoIP system?

Each phone needs a registered location so 911 calls go to the right place. In the US, multi-line systems must support direct 911 dialling and send dispatchable location information under federal rules (Kari’s Law and RAY BAUM’S Act). Ask the provider how they set this up.

Update log for Ballwin

  1. November 2026: IFR Scores recalculated for 54 business phone system providers serving Ballwin.