Telemarketing Companies in Missouri

Researched by:Goodfirms Research TeamUpdated:September 20, 2026

Goodfirms has reviewed 2 Telemarketing Companies in Missouri as of September 2026. The top-ranked firm is RainMaker (0.0 stars, 0 verified reviews, < $25/hr, founded 2000, St. Louis). Across the category, the median hourly rate is $25, median client rating is 4.9, and 24% of firms employ 50+ members. Explore the vetted Telemarketing Companies in Missouri below, compare their strengths, and connect with the provider best suited to your requirements.

Are you searching for a dependable telemarketing service provider in Missouri? To ensure the best results, your telemarketing team must use sales-focused, objection-handling techniques. The process must include identification and segregation of prospects into hot, warm, and cold leads so that the support team can put efforts accordingly. While outsourcing your telemarketing, you should focus on acquiring a highly trained staff expert in relationship building with experienced supervision that can act as an extension of your business. Hence, your selection process must include an assessment of the capabilities of various telemarketing companies in Missouri.

The market is crowded with numerous firms where many claim to be the best telemarketing companies in Missouri. Plenty of options, unverified claims, and little information to assess their capabilities pose a great challenge to your selection process. Goodfirms has prepared a consolidated directory that includes a list of telemarketing companies in Missouri with rich experience. You will also find information on various business standards that will facilitate your selection process. Browse through this directory and make the best use of this informative list to hire a telemarketing Agency in Missouri that best matches your criteria.

Goodfirms has verified 2 Telemarketing Companies in Missouri - part of 1,090+ Telemarketing Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.

Top 10 at Glance

Compare the highest-ranked firms first side by side.

Rank
Company
Rating
Reviews
Hourly Rate
Team Size
Founded
Location
Action

Telemarketing Agency in Missouri | Telemarketing Service Provider in Missouri

Find a Telemarketing Companies Company Near you
Find a Telemarketing Companies Company Near you
Service
Hourly Rate
Employees
ReviewsAll Companies
Industry
Client Type
  • RAINMAKER SALES SUPPORT IS DEDICATED TO BEING YOUR SALES PARTNER.The company was originated by a sales person, that saw a gap in follow through and prospecting among many of her peers.We are a company composed of sales people, that understand the nuances of the selling process.We handle every account as if we are cultivating our ... read RainMaker reviews & insights

    < $25/hr
    10 - 49
    2000
    St. Louis, United States
  • We care very much about your success and our partnership. We know you're picky about who you choose to work with - so are we! Our goal is to clearly list expectations and layout what success looks like for our MSP partners who are transitioning from referral growth .We will also offer our advice on ... read Arsenal Business Growth reviews & insights

    < $25/hr
    10 - 49
    2019
    Saint Charles, United States

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Where the firms are.

Bubble size shows how many firms each country has; colour shows its average hourly rate. Tap any country for its firm count, average rate, rating, and Value Score.

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All cities ranked by Value Score.

Every city in scope, ranked by Value Score.

CityFirmsAvg RateAvg RatingValue ScoreAction
USSt. Louis26$40/hr581View firms
USKansas City13$43/hr4.977View firms
USSpringfield2$25/hr-70View firms
USHarrisonville3$29/hr-70View firms
USNevada1$25/hr-69View firms
USBlue Springs1$25/hr-69View firms
USBallwin1$25/hr-69View firms
USIndependence1$25/hr-69View firms
USMexico1$25/hr-69View firms
USSaint Charles2$31/hr-68View firms
USBerkeley1$37/hr-65View firms
USPeculiar1$37/hr-65View firms
USPacific1$75/hr-50View firms
USMaryland Heights2$81/hr-49View firms
USParkville1--8View firms
USO'Fallon1--8View firms
USCalifornia1--8View firms
USSt. Louis
26 firms$40/hr5
Value Score81 / 100
USKansas City
13 firms$43/hr4.9
Value Score77 / 100
USSpringfield
2 firms$25/hr
Value Score70 / 100
USHarrisonville
3 firms$29/hr
Value Score70 / 100
USNevada
1 firms$25/hr
Value Score69 / 100
USBlue Springs
1 firms$25/hr
Value Score69 / 100
USBallwin
1 firms$25/hr
Value Score69 / 100
USIndependence
1 firms$25/hr
Value Score69 / 100
USMexico
1 firms$25/hr
Value Score69 / 100
USSaint Charles
2 firms$31/hr
Value Score68 / 100
USBerkeley
1 firms$37/hr
Value Score65 / 100
USPeculiar
1 firms$37/hr
Value Score65 / 100
USPacific
1 firms$75/hr
Value Score50 / 100
USMaryland Heights
2 firms$81/hr
Value Score49 / 100
USParkville
1 firms
Value Score8 / 100
USO'Fallon
1 firms
Value Score8 / 100
USCalifornia
1 firms
Value Score8 / 100

Match by work-hour overlap with your team.

Cost matters - but so does being able to actually talk to your developer during your workday. Here are the best destinations for each major hub.

If you're in US (PT/ET)Recommended

Look for nearshore LATAM partners - same-day collaboration, similar time zones, and 50-60% cost savings vs domestic.

MXMexico~7h overlap
ARArgentina~6h overlap
BRBrazil~5h overlap
CACanada~8h overlap
If you're in Europe (CET/GMT)Recommended

Eastern Europe is your sweet spot - 1-2h time zone shift, EU GDPR alignment, and 40-50% lower rates than Western Europe.

PLPoland~8h overlap
UAUkraine~7h overlap
RORomania~7h overlap
ZASouth Africa~8h overlap

How firms are placed on the matrix

Every position on this chart is the output of the Goodfirms ranking algorithm - a weighted composite of signals across two axes. The algorithm is recomputed regularly and is fully documented.

Sponsorship does not affect placement. PRO members receive visible badges and ad placements, but their algorithmic scores are calculated identically to free listings.

Read the full methodology
Algorithm at a glance
1
X-axis (Core Competencies): Service Focus Ratio + Portfolio Depth + Quality + Experience
2
Y-axis (360-Performance): Client Reviews + Market Presence + Goodfirms Score
3
Missing signals are excluded from a firm's score, not substituted with defaults - weights redistribute across remaining inputs
4
Recency decay over the last 18 months keeps stale reviews from dominating
5
Eligibility floor: ≥ 1 published review in this category scope

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Cities with the best Value Score for bpo services hiring.

Ranked by a composite score blending firm count (supply), average rating (quality), and median hourly rate (cost). Affordability is weighted highest (50%), so this list surfaces actually affordable destinations rather than just-big markets.

Budget leader
St. Louis · $0-24/hr

19 firms in this tier - more than any other city. Top picks: Thumbs Up Marketing, RainMaker, Customer Direct.

Mid-tier leader
Kansas City · $50-99/hr

2 firms in this tier - more than any other city. Top picks: TRO, Graphicmachine.

Top tier leader
St. Louis · $150+/hr

1 firms in this tier - more than any other city, averaging 5.0 ★. Top picks: LeadValets.

Loading heatmap…
Cell intensity (firm density):
Low
High
Best Value marks the densest, highest-rated, most-affordable cell per row

How the heatmap is built

Every cell in the grid above is the count of firms in (place × hourly-rate tier). Firms are placed by their published hourly rate; those without a disclosed rate are not plotted.

Top company names per cell are surfaced by Value Score - a weighted blend of affordability (50%) + rating (35%) + review volume (15%).

The "Best" ribbon marks the cell in each row where firm density, ratings, and affordability line up best - the densest, highest-quality combination.

Read the full methodology
Value Score · per firm
ValueScore = 0.50 × Affordability
+ 0.35 × Rating
+ 0.15 × Review Volume
// All sub-scores normalized 0-100
// Affordability = (1 - rate/$200) × 100
// Rating = (rating - 3) / 2 × 100
// Volume = log10(reviews+1)/log10(200) × 100

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