Area Code 303

Area Code 303 Details

TimezoneMountain
CitiesDenver, ALLENSPARK, AURORA, BENNETT, BRIGHTON, BYERS, DEER TRAIL, DENVER, ENGLEWOOD, FORT LUPTON, GOLDEN, HUDSON, IDAHO SPRINGS, KEENESBURG, LITTLETON, LONGMONT, LOUISVILLE, LYONS, ROGGEN, SEDALIA, STRASBURG, AGATE, AGUILAR, ALAMOSA, ANTONITO, ARRIBA, AVONDALE, BEULAH, BLANCA, BRANSON, BUENA VISTA, BURLINGTON, CALHAN, CAMPO, CANON CITY, CASCADE, CENTER, CHEYENNE WELLS, COLORADO SPRINGS, CREEDE, CRIPPLE CREEK, DEL NORTE, EADS, FAIRPLAY, FLAGLER, FLORENCE, FOUNTAIN, FOWLER, GARDNER, HARTSEL, HASWELL, HOLLY, HOOPER, HOWARD, HUGO, KARVAL, KIM, KIT CARSON, LA JARA, LA JUNTA, LA VETA, LAKE GEORGE, LAMAR, LAS ANIMAS, LEADVILLE, LIMON, MANITOU SPRINGS, MANZANOLA, MOFFAT, MONTE VISTA, ORDWAY, PENROSE, PEYTON, PRITCHETT, PUEBLO, PUEBLO WEST, ROCKY FORD, RYE, SAGUACHE, SALIDA, SAN LUIS, SANFORD, SHERIDAN LAKE, SIMLA, SPRINGFIELD, STRATTON, TRINIDAD, TWO BUTTES, U S A F ACADEMY, VILLA GROVE, WALSENBURG, WALSH, WESTCLIFFE, WESTON, WILEY, YODER, HENDERSON, AKRON, AMHERST, ANTON, ASPEN, BASALT, BAYFIELD, BEDROCK, BERTHOUD, BRECKENRIDGE, BRIGGSDALE, BRUSH, CARBONDALE, CARR, CEDAREDGE, CIMARRON, COLLBRAN, COPE, CORTEZ, CRAIG, CRAWFORD, CRESTED BUTTE, CROOK, DE BEQUE, DELTA, DILLON, DINOSAUR, DOLORES, DOVE CREEK, DURANGO, EATON, ECKERT, ECKLEY, EDWARDS, ESTES PARK, FLEMING, FORT COLLINS, FORT MORGAN, FRUITA, FT COLLINS, GATEWAY, GLENWOOD SPRINGS, GRANBY, GRAND JCT, GRAND LAKE, GREELEY, GROVER, GUNNISON, GYPSUM, HAXTUN, HAYDEN, HESPERUS, HILLROSE, HOLYOKE, HOTCHKISS, IDALIA, IGNACIO, JOES, JOHNSTOWN, JULESBURG, KIRK, KREMMLING, LA SALLE, LAKE CITY, LOVELAND, MANCOS, MAYBELL, MC COY, MEAD, MEEKER, MESA, MONTROSE, NEDERLAND, NEW CASTLE, NEW RAYMER, NUCLA, NUNN, OAK CREEK, OLATHE, OTIS, OVID, PAGOSA SPGS, PAGOSA SPRINGS, PALISADE, PAONIA, PARACHUTE, PARSHALL, PEETZ, PLATTEVILLE, PLEASANT VIEW, RANGELY, RED FEATHER LAKES, REDVALE, RIDGWAY, RIFLE, SILT, SLATER, SOMERSET, STEAMBOAT SPRINGS, STERLING, STONEHAM, TOPONAS, VAIL, WALDEN, WELDONA, WELLINGTON, WIGGINS, WILLARD, WINDSOR, WOODROW, WRAY, YUMA, Colorado Springs, Fort Collins

Area Code 303 prefixes

CodeOther CitiesTimezoneCountyLatitudeLongitudeDaylight Saving TimeConnection TypeNXX Created AtZip CodeFipsLataCarrierOverlayRate CenterOcnCoverage AreaActive
303-5007WELD40.07420000-104.64120000L2005-01-04 00:00:00806428123656LEVEL 3 COMMUNICATIONS, LLC - COHUDSON6118HUDSON
303-5017DENVER39.74540000-105.05120000L2006-01-26 00:00:00802128031656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER
303-5027WELD40.08390000-104.80610000W2005-12-13 00:00:00806218123656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - COFORTLUPTON6567FORT LUPTON
303-5037DENVER39.74540000-105.05120000W1996-04-15 00:00:00802128031656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER
303-5047DENVER39.67640000-104.94150000L1996-04-15 00:00:00802228031656QWEST CORPORATIONDENVER9636DENVER
303-5057JEFFERSON39.74540000-105.05120000W2012-11-09 00:00:00802148059656SPRINT SPECTRUM L.P.DENVER6664DENVER
303-5067WELD40.08390000-104.80610000W2001-09-13 00:00:00806218123656NEW CINGULAR WIRELESS PCS, LLCFORTLUPTON6010FORT LUPTON
303-5077DENVER39.74540000-105.05120000W1996-04-15 00:00:00802128031656SPRINT SPECTRUM L.P.DENVER6664DENVER
303-5087DENVER39.74540000-105.05120000W1996-01-10 00:00:00802128031656AMERICAN MESSAGING SERVICES, LLCDENVER9748DENVER
303-5097DENVER39.74540000-105.05120000W1996-01-10 00:00:00802048031656AMERICAN MESSAGING SERVICES, LLCDENVER9748DENVER
303-5107JEFFERSON39.74540000-105.05120000W1996-07-01 00:00:00802148059656AMERICAN MESSAGING SERVICES, LLCDENVER9748DENVER
303-51170.000000000.00000000N/A
303-5127DENVER39.67640000-104.94150000L1996-01-10 00:00:00802108031656QWEST CORPORATIONDENVER9636DENVER
303-5137DENVER39.74540000-105.05120000W2002-02-15 00:00:00802048031656NEW CINGULAR WIRELESS PCS, LLCDENVER6010DENVER
303-5147JEFFERSON39.74540000-105.05120000W1996-04-15 00:00:00802148059656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER
303-5157JEFFERSON39.74540000-105.05120000L2011-11-14 00:00:00802148059656ONVOY, LLC CODENVER026DDENVER
303-5167DENVER39.74540000-105.05120000L1996-01-10 00:00:00802048031656QWEST CORPORATIONDENVER9636DENVER
303-5177JEFFERSON39.74540000-105.05120000W1995-07-04 00:00:00802148059656NEW CINGULAR WIRELESS PCS, LLCDENVER6010DENVER
303-5187JEFFERSON39.74540000-105.05120000W1994-09-11 00:00:00802148059656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER
303-5197DENVER39.74540000-105.05120000W1994-09-11 00:00:00802048031656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER
303-5207DENVER39.58040000-104.88500000W1996-10-15 00:00:00802378031656SPRINT SPECTRUM L.P.DENVER6664DENVER
303-5217ARAPAHOE39.58040000-104.88500000W1996-10-15 00:00:00800148005656SPRINT SPECTRUM L.P.DENVER6664DENVER
303-5227DENVER39.58040000-104.88500000W1997-04-01 00:00:00802318031656SPRINT SPECTRUM L.P.DENVER6664DENVER
303-5237JEFFERSON39.74540000-105.05120000W1996-10-15 00:00:00802148059656T-MOBILE USA, INC.DENVER6529DENVER
303-5247ARAPAHOE39.66700000-104.86330000L1997-04-01 00:00:00800128005656TELEPORT COMMUNICATIONS AMERICA, LLC - CODENVER7378DENVER
303-5257JEFFERSON39.74540000-105.05120000W1998-11-20 00:00:00802148059656SPRINT SPECTRUM L.P.DENVER6664DENVER
303-5267JEFFERSON39.70760000-105.28320000L1994-02-04 00:00:00802288059656QWEST CORPORATIONDENVER9636GOLDEN
303-5277JEFFERSON39.74540000-105.05120000L1997-04-01 00:00:00802148059656QWEST CORPORATIONDENVER9636DENVER
303-5287JEFFERSON39.74540000-105.05120000W1994-02-04 00:00:00802148059656AMERICAN MESSAGING SERVICES, LLCDENVER9748DENVER
303-5297DENVER39.74540000-105.05120000W2019-10-07 00:00:00802128031656ONVOY, LLC CODENVER026DDENVER
303-5307DENVER39.74540000-105.05120000L1994-02-04 00:00:00802048031656QWEST CORPORATIONDENVER9636DENVER
303-5317DENVER39.74670000-104.99480000L1997-01-11 00:00:00802948031656MCIMETRO ACCESS TRANSMISSION SERVICES, LLCDENVER7229DENVER
303-5327BOULDER40.16330000-105.10610000L1999-10-13 00:00:00805038013656MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- COLONGMONT4788LONGMONT
303-5337ADAMS39.91480000-105.05350000L1997-01-11 00:00:00802348001656QWEST CORPORATIONDENVER9636DENVER
303-5347DENVER39.74670000-104.99480000L1994-02-04 00:00:00802948031656QWEST CORPORATIONDENVER9636DENVER
303-5357WELD40.08390000-104.80610000L2001-10-31 00:00:00806218123656FUSION COMMUNICATIONS, LLCFORTLUPTON2490FORT LUPTON
303-5367WELD40.07420000-104.64120000L1994-02-04 00:00:00806428123656QWEST CORPORATIONHUDSON9636HUDSON
303-5377ARAPAHOE39.66700000-104.86330000L1997-01-11 00:00:00800128005656TELEPORT COMMUNICATIONS AMERICA, LLC - CODENVER7378AURORA
303-5387ADAMS39.91650000-104.97810000L1994-02-04 00:00:00802338001656QWEST CORPORATIONDENVER9636DENVER
303-5397DENVER39.74540000-105.05120000L1998-11-20 00:00:00802128031656XO COLORADO, LLCDENVER8980DENVER
303-5407DENVER39.74540000-105.05120000W1994-02-04 00:00:00802128031656USA MOBILITY WIRELESS, INC.DENVER6630DENVER
303-5417DENVER39.74540000-105.05120000L1994-02-04 00:00:00802048031656QWEST CORPORATIONDENVER9636DENVER
303-5427DENVER39.74670000-104.99480000L1997-04-01 00:00:00802658031656MCIMETRO ACCESS TRANSMISSION SERVICES, LLCDENVER7229DENVER
303-5437DENVER39.74540000-105.05120000L1994-02-04 00:00:00802128031656QWEST CORPORATIONDENVER9636DENVER
303-5447DENVER39.74540000-105.05120000L1997-04-01 00:00:00802048031656QWEST CORPORATIONDENVER9636DENVER
303-5457DENVER39.74540000-105.05120000L1994-02-04 00:00:00802128031656QWEST CORPORATIONDENVER9636DENVER
303-5467JEFFERSON39.74540000-105.05120000L1994-02-04 00:00:00802148059656QWEST CORPORATIONDENVER9636DENVER
303-5477DENVER39.74540000-105.05120000L1998-01-25 00:00:00802128031656GLOBAL CROSSING LOCAL SERVICES, INC.-CODENVER8465DENVER
303-5487DENVER39.74540000-105.05120000W1994-02-04 00:00:00802048031656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER
303-5497JEFFERSON39.74540000-105.05120000W1996-07-01 00:00:00802148059656CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVER6567DENVER