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Area codes: 314, 417, 557, 573, 636, 660, 816

One phone system for the whole state.

Missouri runs on two big metros and a productive middle. St. Louis pairs a deep healthcare and biosciences cluster with financial services, aerospace manufacturing, and a growing startup scene around its innovation districts. Kansas City brings logistics and rail, engineering firms, tech, and one of the country's great small-business food economies. Springfield anchors the fast-growing southwest with healthcare, logistics, and manufacturing; Columbia and Jefferson City hold the university and state government; and agriculture fills in everywhere between. Two time-zone-identical metros, four hours apart, make multi-office operations a Missouri habit.

Missouri is a one-party consent state for call recording, so a business may record calls it participates in without notifying the other side. Brokerages and financial practices document advice conversations, logistics teams record rate confirmations, and clinics record scheduling lines — all searchable in fvoip's cloud storage. The optional announcement covers calls into Illinois, an all-party state directly across the river from St. Louis, which makes it a setting most Metro East-facing businesses should simply leave on. Voicemail-to-email transcripts keep reps and dispatchers current between calls.

Most Missouri businesses buy phone service from AT&T, Spectrum Business, or Brightspeed, and running separate systems in St. Louis and Kansas City doubles cost without doubling capability. fvoip puts both metros — plus Springfield, Columbia, and any branch in between — on one account with extension dialing and a single bill. Porting your established 314, 816, or 417 numbers is free, typically completing in 3–10 business days. From a three-person Clayton advisory firm to a distributor with warehouses at both ends of I-70, most teams are switched over in days.

  • Local Missouri numbersGet or port numbers in 314 and 557 (St. Louis), 636 (St. Charles and west metro), 816 (Kansas City), 417 (Springfield), 573 (Columbia and Jefferson City), and 660.
  • Two metros, one systemSt. Louis and Kansas City offices share extensions, auto-attendants, and one bill — with Springfield and mid-Missouri branches on the same account.
  • Free porting from Missouri carriersWe move your numbers from AT&T Business, Spectrum Business, or Brightspeed at no cost with a clean cutover.
  • Illinois-border complianceCalling into Metro East? fvoip's automatic recording announcement satisfies Illinois's all-party consent law on every recorded call.
What MO businesses save
Typical 5-person office
Traditional carrierAT&T Business / Spectrum Business
$195/mo
fvoip Essential5 users · unlimited US/Canada calling
$105/mo
You keep
$1,080/year

Missouri cities we cover in depth.

Local-number inventory, porting timelines, and industry notes for each metro.

Missouri questions, answered

Can I get local numbers across Missouri?
Yes. fvoip provides numbers in every Missouri area code — 314 and its overlay 557 in St. Louis, 636 in St. Charles County, 816 in Kansas City, 417 in Springfield and the Ozarks, 573 in Columbia and Jefferson City, and 660 in north-central Missouri.
What is Missouri's call recording law?
Missouri is a one-party consent state, so you may record calls you participate in without the other party's permission. Since Illinois across the river requires all-party consent, St. Louis businesses should enable fvoip's automatic recording announcement for cross-border calls.
Can I keep my current business number?
Yes. Porting from AT&T Business, Spectrum Business, Brightspeed, or any other Missouri carrier is free. Local numbers typically transfer in 3–10 business days, and your existing service stays live until the port completes.
We have St. Louis and Kansas City offices. Can they run as one phone system?
Yes. Both metros join one fvoip account with extension dialing between them, per-site local numbers and greetings, and centralized administration from a single portal. Adding a Springfield or Columbia branch later takes minutes.
Is fvoip a fit for healthcare and biosciences companies in Missouri?
Yes. The Enterprise plan includes HIPAA compliance with a signed BAA, and all plans provide appointment-line auto-attendants, voicemail-to-email transcripts, and call recording with compliant announcements for patient-facing lines.

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