Area Code 204-621 located in DAUPHIN, , MB, more detail is as below. Place NPA (Numbering Plan Area) : 204 NXX (Local Number Prefix) : 621 City : DAUPHIN State : MB (Manitoba) NXX Use Type : Landline NXX Intro Version : 2000-08-20 LATA (Local Access Transport Area) : 888 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. Other Information NPANXX : 204621 County Population : 10138 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Coverage Area Name : DAUPHIN Latitude : 51.1469 Longitude : -100.0465 ‹ previous : 204-620 next › : 204-622 Telephone Number List 204-621-0000 ~ 204-621-9999