Area Code 506-210 located in NEWCASTLE, , NB, more detail is as below. Place NPA (Numbering Plan Area) : 506 NXX (Local Number Prefix) : 210 City : NEWCASTLE State : NB (New Brunswick) NXX Use Type : Wireless NXX Intro Version : 2002-02-13 LATA (Local Access Transport Area) : 890 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. Other Information NPANXX : 506210 Time Zone : Atlantic (GMT -04:00) Coverage Area Name : NEWCASTLE Latitude : 46.9970 Longitude : -65.5652 ‹ previous : 506-209 next › : 506-212 Telephone Number List 506-210-0000 ~ 506-210-9999