T-D1
| Internetdienst | Zugangsnummer |
| 1 & 1 Internet | 44 101 |
| AOL | 41 914 |
| COM.BOX Internet | 23 086 |
| COM.BOX Presseservice | 26 191 |
| Datex-P NUI | 19 553 |
| debitel.net | 22 214 |
| DPN | 41 111 |
| Freeway | 40 000 |
| IBM Global NW | 44 155 |
| Idnet | 43 638 |
| INX | 22 90 00 |
| IS Internet Service | 41 911 |
| KIAP | 41 000 |
| T-Online (ab Version 2.0) | 19 10 11 |
| T-Online (alte Versionen vor 2.0) | 19 10 |
| T-Online (mobil account) | 41 22 |
| Telebox 400 | 4400 |
| UUNet | 40 900 |
D2
| Internetdienst | Zugangsnummer |
| 1 & 1 Internet | 22 101 |
| AOL | 22 144 |
| Arcor Company Remote | 22 980 |
| Arcor Online | 22 971 |
| circular | 22 199 |
| CompuServe | 22 111 |
| D2-Internet Service | 22 90 00 |
| Datex-P 20 | 22 166 |
| DPlus Internet | 22 265 |
| DPN | 22 133 |
| germany.net | 22 257 |
| IBM Global NW | 22 155 |
| KomSa/IPF.net | 22 100 |
| Primus-Online (debitel.net) | 22 214 |
| T-Online (ab Version 2.0) | 22 123 |
| T-Online (nur Datex-J) | 22 122 |
| UUNet | 22 188 |
E-Plus
| Internetdienst | Zugangsnummer |
| E-Plus Internet | 123100 |
| T-Online | 0191011 |
VIAG Interkom
Die Zugangsnummer für den VIAG-Interkom-Internetzugang lautet:
464638 (GOINET)
Der Benutzername lautet:
go@mobil.de
Das Passwort lautet:
internet