| Manufacturer | Telephone | Notes | |
| Actiontec Ltd | 1-719-884-8300 | support@actiontec.com | |
| Axis Communications | 1-800-444-2947 | ||
| Compaq US | 1-800-AT-COMPAQ | ||
| Ericsson | 00 44 870 899 0000 | Ericsson Data Support | |
| Ericsson | 00 44 870 523 7237 | Ericsson Phone Support | |
| Fujitsu - Siemens UK | 00 44 906 863 3416 | 60p a minute | |
| Garmin US | 1-800-800-1020 or 1-913-397-8200 |
||
| Handspring US | 1-716-871-6448 or 888-345-5150 |
||
| HP US | 1-800-HP-INVENT | Handheld Support | |
| HP US | 1-800-HP-INVENT | UK Support | |
| IBM US | 1-800-IBM4YOU | Microdrive Support | |
| Inventel | 00 33 42 17 45 45 | inventel@inventel.fr | |
| Jabra Corporation US | 1-800-327-2230 or 1-858-622-9955 |
techsupp@jabra.com | |
| Magellan GPS US | 1-800-707-9971 | ||
| Motorola UK | 00 44 870 901 0555 | ||
| NavMan US | 1-866-628-6261 | ||
| Nokia US | 1-800-NOKIA20 | Service Centre Finder US | |
| Nokia | 1-800-NOKIA20 | Technical Support | |
| Option | 00 32 16 317 401 | Option Globetrotter PC card | |
| Palm US | 1-847-262-PALM | ||
| Parrot | 00 33 48 03 60 69 | hot-line@parrot.fr | CK3000 |
| Plantronics | 1-800-544-4660 ext 5538 or 1-831-426-5858 ext 5538 |
||
| Pogo | 00 44 20 7961 4014 | ||
| Psion | 00 44 870 608 0680 | Gold Card Technical Support | |
| Psion | 00 44 906 554 0000 | All other product support - £1.00 a minute | |
| Sagem | 1-253-383-3617 or 1-972-314-3600 | ||
| Samsung | 00 44 870 601 0309 | Computer Division End User Support Line | |
| Sharp | 1-877-794-8675 | zaurussupport@sharpsec.com | Support for the Sharp Zaurus |
| Siemens US | 1-800-SIEMENS | ||
| Socket US | 1-510-744-2720 | techsupport@socketcom.com | |
| Sony | 00 44 870 2402 408 | Sony Vaio Support | |
| Symbol | 1-800-653-5350 | Help Desk | |
| Targus | 1-714-765-5555 | ||
| TDK Systems | 1-256-859-1731 | ||
| Toshiba UK | 00 44 800 1694 527 | Storage Device Division | |
| If the manufacturer is not listed please email us-returns@expansys.com or call 1.309.820.7913 | |||