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Company lists · Data verified August 2026

Top 25 Customer service staffing agencies based in the United States

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 4,417 companies tracked

There are 4,417 customer service staffing agencies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 165,367 professional contacts across them, including 20,448 with verified work emails and 46,497 with mobile numbers. New York is the largest hub.

This list covers customer service staffing agencies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

4,417Companies
165,367Contacts tracked
20,448Verified emails
46,497Mobile numbers
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The 25 largest customer service staffing agencies based in the United States

Ranked by team size
Top 25 of 4,417 customer service staffing agencies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Appleone Employment ServicesOrlando, FL1,001-5,0004,615348
2SpherionAtlanta, GA10001+4,265247
3Select StaffingAtlanta, GA10001+3,92854
4Beacon HillMeridian, ID1,001-5,0003,1951,529
5TelvistaDallas, TX1,001-5,0003,12539
6Advanced Call Center Technologies, LLCJohnson City, TN5,001-10,0002,779282
7Remedy Intelligent StaffingAtlanta, GA10001+1,94849
8Infocision Management CorporationAkron, OH1,001-5,0001,773146
9Onin StaffingBirmingham, AL10001+1,629304
10System ONEIndianapolis, IN5,001-10,0001,380250
11Valor GlobalScottsdale, AZ1,001-5,0001,04472
12Peak SupportCambridge, MA1,001-5,0001,019353
13Remx The Workforce ExpertsLos Angeles, CA1,001-5,00090143
14Corestaff ServicesHouston, TX1,001-5,00064038
15Automation Personnel Services, INCNashville, TN10001+62368
16Ista SolutionsHowell, NJ1,001-5,000604109
17Cornerstone StaffingFrisco, TX1,001-5,00050270
18OnesupportSan Marcos, TX1,001-5,000478114
19Noor Staffing GroupNew York, NY1,001-5,00046083
20SupportzebraHouston, TX1,001-5,00045299
21Wise Staffing GroupTupelo, MS5,001-10,000437223
22Baronhr, LLCEvans, GA10001+3648
23CSLLCSpringfield, MO1,001-5,00032615
24Luxor StaffingFogelsville, PA5,001-10,00031551
25Full Steam StaffingOntario, CA5,001-10,00028832

Showing 25 of 4,417 customer service staffing agencies based in the United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 20,448 reachable decision-makers.

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Customer service staffing agencies based in the United States at a glance

As of Aug 28, 2026
11-50Median size (employees)
New YorkLargest hub · 146 HQs
46,497Contacts with mobile numbers
53Emails re-verified in last 30 days

Companies by employee count

1-10
1,714
11-50
1,239
51-200
781
201-500
337
501-1,000
155
1,001-5,000
134
5,001-10,000
22
10001+
24

Customer service staffing agencies by metro

MetroCompanies
Customer service staffing agencies in New York146
Customer service staffing agencies in Houston128
Customer service staffing agencies in Dallas95
Customer service staffing agencies in Atlanta88
Customer service staffing agencies in Chicago79
Customer service staffing agencies in Los Angeles74
Customer service staffing agencies in Miami56

How this list was built

Source
The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion
Companies whose own business descriptions match “customer service staffing agencies”, with match quality audited by blind human judging, and headquartered in the United States.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Contact records re-verify on a rolling cadence; 53 contacts on this list were re-verified in the last 30 days.
Refresh
Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many customer service staffing agencies are there based in the United States?

There are 4,417 customer service staffing agencies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Appleone Employment Services, headquartered in Orlando, tops this list with the largest team on record.

Which city has the most customer service staffing agencies?

New York leads with 146 headquartered companies, followed by Houston (128) and Dallas (95).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 20,448 verified decision-maker contacts tracked across these 4,417 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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Related lists

Browse: Companies home · All United States lists · All Customer service staffing agencies lists · New lists

About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.

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