Area Code 520-203 located in TUCSON, PIMA, AZ, more detail is as below. Place NPA (Numbering Plan Area) : 520 NXX (Local Number Prefix) : 203 City : TUCSON County : PIMA State : AZ (Arizona) NXX Use Type : Landline NXX Intro Version : 2004-01-27 FIPS (Federal Information Processing Standards) : 04019 LATA (Local Access Transport Area) : 668 Rate Center : TUCSON ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 85713 Other Information NPANXX : 520203 County Population : 0 Switch CLLI (Common Language Location Identifier) : TCSNAZMAIMD MSA CBSA (Core Based Statistical Area) : Tucson, AZ MSA CBSA Code (Core Based Statistical Area) : 46060 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : No Company : XO ARIZONA, INC. OCN (Operating Company Number) : 4793 Coverage Area Name : TUCSON Latitude : 32.2231 Longitude : -110.9671 ‹ previous : 520-202 next › : 520-203 Telephone Number List 520-203-0000 ~ 520-203-9999
