Area Code 303-241 located in ERIE, BOULDER, CO, more detail is as below. Place NPA (Numbering Plan Area) : 303 NXX (Local Number Prefix) : 241 City : ERIE County : BOULDER State : CO (Colorado) NXX Use Type : Wireless NXX Intro Version : 1997-01-11 FIPS (Federal Information Processing Standards) : 08013 LATA (Local Access Transport Area) : 656 Rate Center : DENVER ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 80516 Other Information NPANXX : 303241 County Population : 0 Switch CLLI (Common Language Location Identifier) : WMNSCOWSCM2 MSA CBSA (Core Based Statistical Area) : Boulder, CO MSA CBSA Code (Core Based Statistical Area) : 14500 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO OCN (Operating Company Number) : 6567 Coverage Area Name : DENVER Latitude : 39.7454 Longitude : -105.0512 ‹ previous : 303-240 next › : 303-242 Telephone Number List 303-241-0000 ~ 303-241-9999