Area Code 970-366 located in GLENWOOD SPRINGS, GARFIELD, CO, more detail is as below. Place NPA (Numbering Plan Area) : 970 NXX (Local Number Prefix) : 366 City : GLENWOOD SPRINGS County : GARFIELD State : CO (Colorado) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 08045 LATA (Local Access Transport Area) : 656 Rate Center : GLENWD SPG ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 81601 Other Information NPANXX : 970366 Switch CLLI (Common Language Location Identifier) : DNVTCO56DS2 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 : GLENWOOD SPRINGS Latitude : 39.5411 Longitude : -107.3235 ‹ previous : 970-365 next › : 970-367 Telephone Number List 970-366-0000 ~ 970-366-9999