OpenCall guide

please note: If you are using SIM card bought before 1st of July 2016 without „powered by O2“ logo, click here for relevant information

Get started
  • Insert the SIM card into the phone.
  • Turn on the phone and make a paid call or send SMS.
  • Done! After receiving the welcome SMS your SIM card is active! Enjoy our favourable prices!
How to TOP UP
  • On-line
  • Bank transfer
  • Europay terminals
  • Credit card
  • E-va terminals
  • SuperCash
  • Sazka terminals
  • OpenCall coupons
International services
  • International calls
        Dial + or 00 Country code Area code Destination number and call
  • International text messaging
        Dial + or 00 Country code Area code Destination number 
Activating OpenCall+ package
  • OpenCall + package can be activated in the Internet self-service or by sending a free SMS in form: PLUS a TO 999348. The package will be renewed after 30 days automatically. The automatic renewal won´t come through if the remaining credit is not sufficient to cover the price of the package. It is necessary to reactivate the package after recharging the credit.
  • OpenCall + package can be deactivated in the Internet self-service or by sending a free SMS in form: PLUS D to 999348.
Find out the cost of your latest call
  • To get the information about the cost of your last call send a free SMS with the text CENA to 999348 or go to Internet self-service.
Service settings
  Browser / Internet Access Setting MMS Setting
Connection Name opencall internet opencall mms
Access Point Name internet MMS
Username / Password - / - - / -
Homepage / MMS Server http://www.opencall.cz http://mms.o2active.cz:8002
Proxy (mms) server address - 160.218.160.218:8080
Proxy (mms) server port

APN Type default mms
Choosing your language

Setting up the language of communication for information SMS

SMS orders for language settings
send the key text via SMS to 999348
text SMS description
CES to set up the communication in czech
ENG to set up the communication in english
RUS to set up the communication in russian
VIET to set up the communication in vietnamese
Check your credit
  • Dial *110*# - you will receive a message regarding your current credit and its validity.
Data services

30 days data packages are recurrent (renewable) packages that are activated at the moment of activation confirmation via SMS or Internet self-service. The package can be activated in internet self-service or by sending a free SMS. The package is renewed after 30 days automatically. The automatic renewal won´t come through if the remaining credit is not sufficient to cover the price of the package. It is necessary to reactivate the package after recharging the credit.

If the data limit is used up it is possible to order the one-time reset FUP for the existing package of OpenCall internet in the internet self-service or by sending a free SMS. The one-time reset FUP does not affect the validity of the activated OpenCall mobile internet package. The one-time reset FUP can be used repeatedly.

SMS orders for setting up the data services

send the key text via SMS to 999348
text SMS description
150MB A activation data package 150 MB
500MB A activation data package 500 MB
1,5GB A activation data package 1,5 GB
3GB A activation data package 3 GB
150MB D deactivation data package 150 MB
500MB D deactivation data package 500 MB
1,5GB D deactivation data package 1,5 GB
3GB D deactivation data package 3 GB
150MB data package status detection 150 MB
500MB data package status detection 500 MB
1,5GB data package status detection 1,5 GB
3GB data package status detection 3 GB
INTERNET D Block internet access
INTERNET A Unblock internet access
INTERNET R activationof one-time FUP reset
OBNOVDATA A activation of the automatic data renewal after FUP exhaustion
OBNOVDATA D deactivation of the automatic data renewal after FUP exhaustion

If you don´t have activated any data package and you use the data services, you will be automatically charged for the 24 hours data package for 25 CZK for OpenCall Easy package and 20 CZK for OpenCall+ package.