Area Code 719-937 located in ALAMOSA, ALAMOSA, CO, more detail is as below. Place NPA (Numbering Plan Area) : 719 NXX (Local Number Prefix) : 937 City : ALAMOSA County : ALAMOSA State : CO (Colorado) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 08003 LATA (Local Access Transport Area) : 658 Rate Center : ALAMOSA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 81101 Other Information NPANXX : 719937 Switch CLLI (Common Language Location Identifier) : PUBLCOMA6MD Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : LEVEL 3 COMMUNICATIONS, LLC - CO OCN (Operating Company Number) : 6118 Coverage Area Name : ALAMOSA Latitude : 37.4678 Longitude : -105.8657 ‹ previous : 719-931 next › : 719-938 Telephone Number List 719-937-0000 ~ 719-937-9999