Area Code +49-221-(9741000...9741999) located in Köln, Nordrhein-Westfalen (NW), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 221 Subscriber Number From : 9741000 Subscriber Number To : 9741999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 11 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telefonica O2 Germany GmbH und Co . oHG Click here to buy Germany Area Code Database Other Information Language Code : de (German) Country Number : 276 (Germany) Country Code : DE (Germany) Region Code : NW Region Name : Nordrhein-Westfalen City : Köln Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 50.9700 Longitude : 6.9500 ‹ previous : +49-221-(9736000...9736999) next › : +49-221-(9744000...9744999) Dialling Instructions For trunk calls: 0 221 9741000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 221 9741000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9741000 ~ 9741999 (Count: 1,000) Example: +49-221-9741000 / 0049-221-9741000 (0221-9741000 / 0-221-9741000) +49-221-9741001 / 0049-221-9741001 (0221-9741001 / 0-221-9741001) +49-221-9741002 / 0049-221-9741002 (0221-9741002 / 0-221-9741002) +49-221-9741003 / 0049-221-9741003 (0221-9741003 / 0-221-9741003) +49-221-9741004 / 0049-221-9741004 (0221-9741004 / 0-221-9741004) ...+49-221-xxxxxxx / 0049-221-xxxxxxx (0221-xxxxxxx / 0-221-xxxxxxx) ...+49-221-9741995 / 0049-221-9741995 (0221-9741995 / 0-221-9741995) +49-221-9741996 / 0049-221-9741996 (0221-9741996 / 0-221-9741996) +49-221-9741997 / 0049-221-9741997 (0221-9741997 / 0-221-9741997) +49-221-9741998 / 0049-221-9741998 (0221-9741998 / 0-221-9741998) +49-221-9741999 / 0049-221-9741999 (0221-9741999 / 0-221-9741999)