Area Code +49-221-(49937000...49937999) 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 : 49937000 Subscriber Number To : 49937999 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 : Ventelo GmbH 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-(49934000...49934999) next › : +49-221-(49938000...49938999) Dialling Instructions For trunk calls: 0 221 49937000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 221 49937000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 49937000 ~ 49937999 (Count: 1,000) Example: +49-221-49937000 / 0049-221-49937000 (0221-49937000 / 0-221-49937000) +49-221-49937001 / 0049-221-49937001 (0221-49937001 / 0-221-49937001) +49-221-49937002 / 0049-221-49937002 (0221-49937002 / 0-221-49937002) +49-221-49937003 / 0049-221-49937003 (0221-49937003 / 0-221-49937003) +49-221-49937004 / 0049-221-49937004 (0221-49937004 / 0-221-49937004) ...+49-221-xxxxxxxx / 0049-221-xxxxxxxx (0221-xxxxxxxx / 0-221-xxxxxxxx) ...+49-221-49937995 / 0049-221-49937995 (0221-49937995 / 0-221-49937995) +49-221-49937996 / 0049-221-49937996 (0221-49937996 / 0-221-49937996) +49-221-49937997 / 0049-221-49937997 (0221-49937997 / 0-221-49937997) +49-221-49937998 / 0049-221-49937998 (0221-49937998 / 0-221-49937998) +49-221-49937999 / 0049-221-49937999 (0221-49937999 / 0-221-49937999)