BPO Service Company

A1 Call Center

Indian call centre outsourcing firm in Delhi NCR handling inbound support, telemarketing, IVR and back-office work

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TrustList summary

A1 Call Center is a call centre outsourcing company in India, working from the Delhi NCR region. It runs inbound and outbound calling for clients, with agents handling customer queries by phone, instant message and live chat. It markets its offshore services to businesses abroad as well as in India.

Products and services

Telemarketing: outbound calls for sales, lead generation and booking meetings.
Customer support: inbound handling of complaints and queries across phone and chat.
IVR services: automated phone menus for incoming calls.
Back-office support: data work and database building delivered to agreed turnaround times.

Who it works with

The firm says it serves companies from small to large, including overseas businesses outsourcing to India.

Key facts

Based in: Delhi NCR, India
Channels: phone, instant messaging and live chat

Summary written by TrustList from the business's own published information, Sep 2026.

Gallery

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Categories & features

Rankings

A1 Call Center is ranked on 5 TrustList rankings: #3 on 1, #6 on 1, #9 on 1, #10 on 1 and #36 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. A1 Call Center has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Bpo service company · 5 rankings

#3of 10
Arts entertainment and music
It is the only one of the 10 here listing internet and one of 2 here listing call center.
Of the 10 here, 8 also cover business services and 5 also cover consumer products & services.
Behind 31West Global Services, ahead of ACC.
#6of 46
Consumer products and services
It is one of 5 here listing arts, entertainment & music and one of 8 here listing education.
Of the 46 here, 27 also cover financial services and 22 also cover information technology.
Behind A&N Sales Services Pvt. Ltd., ahead of ACC.
#9of 422
It
It is one of 4 here listing manufacturing and one of 6 here listing consumer products & services.
Its profile: “It runs inbound and outbound calling for clients, with agents handling customer queries by phone, instant message and live chat.”
Of the top 85 here, 29 also cover medical and 27 also cover outsourcing; 3 also work in United States and 3 also work in Atlanta.
Behind A Better Answer, ahead of A2ZVA.
#10of 78
Call center
It is one of 4 here listing retail and one of 21 here listing outsourcing.
Its profile: “A1 Call Center is a call centre outsourcing company in India, working from the Delhi NCR region.”
Of the top 54 here, 7 also cover messaging and 6 also cover customer service; 2 also work in Jaipur, India and 2 also work in Reading.
Behind Inbound Call Center Philippines, ahead of Aavaz Free Virtual PBX.
#36of 57
India
It is one of 2 here listing arts, entertainment & music and one of 4 here listing manufacturing.
Its profile: “A1 Call Center is a call centre outsourcing company in India, working from the Delhi NCR region.”
Of the 57 here, 12 also cover call center and 12 also cover retail; 5 also work in Chennai and 2 also work in Hyderabad, Telangana, India.
Behind A&N Sales Services Pvt. Ltd., ahead of A1 Virtual Assistant.