| Blocking of credit and debit cards | Country | telephone number |
| Central emergency call | Germany | +49 11 61 16 |
| Mastercard | Austria | + 43 1 717 01-4500 |
| Eurocard | Austria | +43 1 116 116 |
| Teacher | Austria | +43 1 204 88 00 |
| Visas | Austria | +43 1 711 11 770 |
| Diners | Austria | +43 1 501 350 |
| ATM | Austria | +43 1 204 88 00 |
| American Express | Switzerland | +41 44 384 63 33 |
| American Express | Switzerland | +41 44 384 66 66 |
| Visa Switzerland | Switzerland | +41 44 828 35 01 |
| Maestro USB | Switzerland | +41 848 888 601 |
| Maestro Credit Suisse | Switzerland | +41 800 800 488 |
| Other Maestro cards | Switzerland | +41 44 271 22 30 |
| Postcard | Switzerland | +41 800 888 887 |
Blocking SIM card country phone number
| D1 T Mobile | Germany | +49 1803 302 202 |
| D2 Vodafone | Germany | +49 800 172 12 12 |
| ePlus | Germany | +49 177 10 00 |
| O² | Germany | www.o2online.de |
| 3 / Hutchison | Austria | +43 660 303 030 |
| A1 / Mobilkom | Austria | +43 664 664 664 |
| ONE | Austria | +43 699 706 99 |
| Telephone ring | Austria | +43 650 650 666 |
| T Mobile Business | Austria | +43 676 203 33 |
| T-Mobile Private | Austria | +43 676 20 00 |
| Tele2Mobile | Austria | +43 1 797 012 005 |
| YESSS | Austria | +43 1 522 38 84 |
| Swisscom | Switzerland | +41 62 286 12 21 |
| Sunrise | Switzerland | +41 44 278 41 41 |
| Orange & Yellow | Switzerland | +41 44 276 30 30 |
| Tele2 | Switzerland | +41 44 524 23 34 |
| cablecom | Switzerland | +41 800 151 728 |
