VoIP GSM gateways and SIM banks
From Kolmisoft Wiki
| Company name | Website | Country |
| EuroTech Communication | http://www.eurotech-communication.com (contact meital@eurotech-communication.com) | Israel |
| Quescom/iQsim | http://www.iqsim.com | France |
| Hypermedia | https://www.hyperms.com | Israel |
| Dinstar | http://www.dinstar.com | China |
| 2N | www.2n.cz/en | Czech Republic |
| Skyline | http://www.alibaba.com/showroom/skyline-goip.html | China |
Also here you can find more available VoIP GSMproviders:
