Telecom Links
| Orange (UK) | Not much information on their mobile data service. |
| O2 (UK) | (formally Cellnet). |
| Vodafone (UK) | Has the reputation of being best for business. |
| T-Mobile (UK) | (formally One2One). |
| Ericsson | First place to find out about new phones. |
| Nokia | |
| GSM World | All the latest news on GSM networks (including GPRS) from the GSM association. |