Kolkata business telecom
Local +91 33 numbers let Kolkata customers dial you as a neighbour, while calls route over carrier-grade paths to your team anywhere in the world.
Services available in Kolkata
Each service below is available with +91 33 caller ID, e-mail-to-fax, voicemail-to-e-mail and call recording as options.
Hosted PBX33
A complete cloud phone system — no hardware, no headaches.
Virtual PBX33
A lightweight virtual phone system — perfect for distributed teams.
SIP Trunks33
Carrier-grade voice trunks for any PBX or contact center.
Local Phone Numbers33
Local presence in every market — without opening an office.
Virtual Receptionist33
Real humans answering your phone, 24/7, in your brand voice.
Voice & SMS Broadcast33
Reach thousands in minutes — voice or SMS, on demand.
Unified Communications (UCaaS)33
Voice, video, chat and meetings — one platform, one bill.
SD-WAN33
Application-aware, secure connectivity across every site.
Contact Center (CCaaS)33
Turn every interaction into a sales or service win.
IoT Solutions33
Monitor what matters — agriculture, facilities, cold chain and more.
Legal Virtual Assistant33
Bilingual legal answering for attorneys and law firms — 24/7/365.
Kolkata pricing
Public per-service pricing for businesses in Kolkata, India.
| Service | Period | From |
|---|---|---|
| Hosted PBX | Per Month | $27 |
| Virtual PBX | Per Month | $27 |
| SIP Trunks | Per Month | $27 |
| Local Phone Numbers | Per month | Contact us |
| Virtual Receptionist | Per Month | $39.00 |
| Voice & SMS Broadcast | Per month | Contact us |
| Unified Communications (UCaaS) | Per month | Contact us |
| SD-WAN | Per month | Contact us |
| Contact Center (CCaaS) | Per month | Contact us |
| IoT Solutions | Per Month | $89 |
| Legal Virtual Assistant | Per Month | $1,225 |
Indicative country-level pricing. Custom quote on request.
Get started in Kolkata
Used by companies expanding into India that want a Kolkata presence live in days instead of waiting on a local telco install.
Talk to an expertMore on business telecom in India
Our India coverage goes beyond Kolkata — +91 numbers, SIP trunking and hosted PBX nationwide.
- Business phone service in IndiaFull overview of services, pricing and coverage across India.
- +91 virtual phone numbers in IndiaLocal and national India numbers with fast activation.
- SIP trunking in IndiaScalable voice channels with per-second billing in India.
- Hosted PBX in IndiaCloud phone system, IVR and extensions for India teams.
- Cities we cover in IndiaCity-by-city local number coverage across India.
- India area codes (+91)Complete list of India area codes and their cities.
- Talk to a India telecom expertCustom quote and porting guidance for India.
Frequently asked questions
Can I get a local Kolkata phone number?+
Yes. We provide local Kolkata numbers (+91 33) alongside national and toll-free numbers in India, typically activated within 1–3 business days.
Which area codes cover Kolkata?+
Businesses in Kolkata use +91 33. We also cover the rest of India under the same contract.
Do I need an address in Kolkata to get a number?+
In most cases, no. Where local regulation requires proof of address, we tell you which documents are needed up front and handle the filing.
Do you port existing Kolkata numbers?+
Yes. Porting from local operators happens with zero downtime and usually completes in 2–4 weeks.
Which services are available in Kolkata?+
SIP trunking, hosted PBX, UCaaS, contact center, SD-WAN plus local, toll-free and international numbers — all on a single AstraQom contract.
Is support available during Kolkata business hours?+
Yes. Our human support runs 24/7, so it covers Kolkata business hours and everything outside them, in English, French and Spanish.