Area Code +49-221-(3688000...3688999) 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 : 3688000 Subscriber Number To : 3688999 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-(3687000...3687999) next › : +49-221-(3705000...3705999) Dialling Instructions For trunk calls: 0 221 3688000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 221 3688000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3688000 ~ 3688999 (Count: 1,000) Example: +49-221-3688000 / 0049-221-3688000 (0221-3688000 / 0-221-3688000) +49-221-3688001 / 0049-221-3688001 (0221-3688001 / 0-221-3688001) +49-221-3688002 / 0049-221-3688002 (0221-3688002 / 0-221-3688002) +49-221-3688003 / 0049-221-3688003 (0221-3688003 / 0-221-3688003) +49-221-3688004 / 0049-221-3688004 (0221-3688004 / 0-221-3688004) ...+49-221-xxxxxxx / 0049-221-xxxxxxx (0221-xxxxxxx / 0-221-xxxxxxx) ...+49-221-3688995 / 0049-221-3688995 (0221-3688995 / 0-221-3688995) +49-221-3688996 / 0049-221-3688996 (0221-3688996 / 0-221-3688996) +49-221-3688997 / 0049-221-3688997 (0221-3688997 / 0-221-3688997) +49-221-3688998 / 0049-221-3688998 (0221-3688998 / 0-221-3688998) +49-221-3688999 / 0049-221-3688999 (0221-3688999 / 0-221-3688999)
