Frequently Asked Questions

  • What is the maximum number of participants I can have on a call?

    You can have up to 50 participants on a call at any one time without having to book with us in advance. We can allow more participants if needed through our Event Call facility. Please contact us on 0800 009 3047 require more information about this service.

  • What will it cost me?

    There is no charge for using the GreeCall service. Everyone calling into a teleconference, including the host, simply pays for their own phone call, which typically costs 4.3p/min+VAT from landlines anywhere in the UK. The call costs will be shown on your phone bill in the same way as any other call. Click here for international call charges.

  • How much does it cost to call from a mobile phone?

    Cost of calls from a mobile phone may vary depending on the network provider. Please contact the appropriate network provider for a confirmed price. Please also note that some numbers are not available for use from mobiles. Click here for more details.

  • How much does it cost to call your numbers from abroad?

    GreenCall offers local access numbers in 15 countries worldwide so callers can save on international call rates. For countries without a local access number, the cost of international conference calls vary depending on the country and the network provider. Please contact your network provider for a confirmed price. Please also note that some numbers cannot be dialled internationally. Click here for more details.

  • Which services are charged for when registering?

    It is free to register for the main GreenCall service; all you pay for is your own call charges.

    It is free to register or switch to GreenCall Plus, however you may need to purchase credits depending on the plan you choose.


    GreenCall Premium comes with an individual contract which is individually tailored based on your company needs.

  • How does GreenCall make money?

    We make our money in the form of a rebate which we receive from our telecoms partners.

  • Do I need to book my conference call?

    No, there is no need to book. You can hold a telephone conference whenever you like - 24x7x365.

  • Is your service secure?

    Yes, every participant entering the conference is announced, ensuring you will know exactly who is on your conference call. You have the ability to lock the conference room and even do a head count or roll call of the participants. Click here for more in-conference controls.

    For further details about how secure our service is click here.

  • Is there a limit to how long my conference call can last?

    No, there is no limit to the duration of a conference call.

  • Can I use the service from abroad?

    Yes, we offer local access numbers in 15 countries worldwide and many of these numbers can also be dialled internationally for when you're located in countries without a local access number. Please click here for international dial-in numbers.

    Contact us on 0800 009 3047 for a full list of your dedicated international dial-in numbers.

  • Does the dial-in number change?

    No, the dial-in number remains the same, however if there are any changes, we will ensure you are made aware of them.

  • Can I use my PIN more than once?

    Yes, all of our services are designed so PINs can be used again and again.

  • Can someone have the same PIN as me?

    No, registered customers have unique PINs that are reserved for each customer's use.

  • Can I change my PIN?

    In order for us to change your PIN we would have to delete your account from the system so that you can re-register and be issued with a new PIN.

  • I am able to dial-in on your number but the system is ignoring my PIN. Why?

    This problem is most likely linked to an issue with your handset. It may be that your telephone is not sending out the correct DTMF tones, hence preventing our system from identifying the keys pressed. It might be advisable to try another handset for your next call and to contact us again if this problem persists.

  • Do I need any special equipment?

    No, you can use GreenCall from any touchtone phone, a landline, pay phone, mobile and even Skype - in the same way as you would make any other phone call.

  • Can I record my calls?

    Yes, you can record, play and share your call recordings with whoever you wish. Just press #8 on your telephone keypad to get started. To receive your recording email We will only email out recorded calls to the email address of the registered account that has requested the call.

  • Why have I been issued 2 PINs?

    As a Premium user we have issued you dual PINs for additional security. Your Chairperson PIN is the PIN you use to start, join and control a conference call. Your participant PIN is the PIN you need to share with your call participants every time you invite them to conference call.

  • Where do I find my purchased Landline and Freephone numbers?

    Once you have assigned products to your account a list of your available numbers will be email to you. If you lose these just email and we will resend them to you.

  • Do you provide video conferencing?

    Yes, however at the moment this service is only available to Premium customers. For more information please contact us on 0800 009 3047.

  • How secure is your web conferencing service?

    When registering for our web conferencing service, you are provided with a PIN that is totally unique to you. When arranging a web conference be certain to only share your PIN with the participants that you wish to join your web conference. Once your web conference has started all participants that join will appear in your chat window, ensuring you know exactly who is on your web conference.

  • How safe is sharing my screen?

    When using GreenCall with other GreenCall contacts, all data is 128-bit SSL encrypted end to end which is the highest level of encryption generally available.

    When you share your screen using GreenCall, screen sharing data is never stored on our servers.

  • Does GreenCall keep any of my data?

    Yes. Chat message history, contacts and GreenCall login details are all stored on secured servers.

  • What does GreenCall do with my data?

    GreenCall uses information for the following general purposes: Improve our services, contact you, conduct research, and provide data analysis and reporting for internal usage.

  • Can participants abroad connect to my conference via numbers local to them?

    Yes, as long as your overseas participants are calling from any of the GreenCall international dial-in numbers and the same PIN or PIN set is used.

  • How do I request a welcome pack and/or reminder stickers?

    Simply email and request a welcome pack. Unfortunately, we are only able to issue one welcome pack per user at a time. We can however, send you more than one set of stickers for you to pass around. Please contact us on 0800 009 3047 if you require more stickers.