Area Code 505-479 located in HOLLOMAN AIR FORCE BASE, OTERO, NM, more detail is as below. Place NPA (Numbering Plan Area) : 505 NXX (Local Number Prefix) : 479 City : HOLLOMAN AIR FORCE BASE County : OTERO State : NM (New Mexico) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 35035 Rate Center : ALAMOGORDO ZIP Code Count : 1888 ZIP Code Frequency : 95 ZIP Code : 88330 Other Information NPANXX : 505479 Switch CLLI (Common Language Location Identifier) : ALMGNMWERS1 MSA CBSA (Core Based Statistical Area) : Alamogordo, NM MSA CBSA Code (Core Based Statistical Area) : 10460 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Latitude : None Longitude : None ‹ previous : 505-479 next › : 505-480 Telephone Number List 505-479-0000 ~ 505-479-9999