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National Destination Code:303

This is the United States National Destination Code:303 Area Code Database page list. You can click the title to browse the detail information.
Region Code: CO
Region Name City Sn from Sn to Carrier Name Number Type
Colorado Deckers 8164000 8164999 QWEST CORPORATION G
Colorado Deckers 8165000 8165999 QWEST CORPORATION G
Colorado Deckers 8166000 8166999 QWEST CORPORATION G
Colorado Deckers 8167000 8167999 QWEST CORPORATION G
Colorado Deckers 8168000 8168999 BANDWIDTH.COM - CO G
Colorado Deckers 8169000 8169999 QWEST CORPORATION G
Colorado Deckers 8380000 8389999 QWEST CORPORATION G
Colorado Deer Trail 7190000 7190999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7191000 7191999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7192000 7192999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7193000 7193999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7194000 7194999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7195000 7195999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7196000 7196999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7197000 7197999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7198000 7198999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7199000 7199999 YMAX COMMS CORP. CO G
Colorado Deer Trail 7690000 7699999 BIJOU TEL COOP ASSN G
Colorado Denver 2000000 2000999 COMCAST PHONE - CO G
Colorado Denver 2001000 2001999 TELEPORT COMM AM-CO G
Colorado Denver 2002000 2002999 TELEPORT COMM AM-CO G
Colorado Denver 2003000 2003999 TELEPORT COMM AM-CO G
Colorado Denver 2004000 2004999 TELEPORT COMM AM-CO G
Colorado Denver 2005000 2005999 TELEPORT COMM AM-CO G
Colorado Denver 2006000 2006999 TELEPORT COMM AM-CO G
Colorado Denver 2007000 2007999 TELEPORT COMM AM-CO G
Colorado Denver 2008000 2008999 TELEPORT COMM AM-CO G
Colorado Denver 2009000 2009999 TELEPORT COMM AM-CO G
Colorado Denver 2010000 2019999 USA MOBILITY WRLS M
Colorado Denver 2020000 2029999 QWEST CORPORATION G
Colorado Denver 2030000 2039999 AMERICAN MESSAGING M
Colorado Denver 2040000 2049999 VERIZON WIRELESS-CO M
Colorado Denver 2050000 2059999 QWEST CORPORATION G
Colorado Denver 2060000 2069999 USA MOBILITY WRLS M
Colorado Denver 2070000 2079999 USA MOBILITY WRLS M
Colorado Denver 2080000 2089999 USA MOBILITY WRLS M
Colorado Denver 2090000 2099999 MCIMETRO ATS LLC G
Colorado Denver 2100000 2109999 SPRINT SPECTRUM LP M
Colorado Denver 2120000 2129999 CONTACT PAGING OF CO M
Colorado Denver 2130000 2139999 USA MOBILITY WRLS M
Colorado Denver 2140000 2140999 MCIMETRO ATS LLC G
Colorado Denver 2141000 2141999 MCIMETRO ATS LLC G
Colorado Denver 2142000 2142999 MCIMETRO ATS LLC G
Colorado Denver 2143000 2143999 NEWCLOUD NTWKS - CO G
Colorado Denver 2144000 2144999 MCIMETRO ATS LLC G
Colorado Denver 2145000 2145999 MCIMETRO ATS LLC G
Colorado Denver 2146000 2146999 MCIMETRO ATS LLC G
Colorado Denver 2147000 2147999 MCIMETRO ATS LLC G
Colorado Denver 2148000 2148999 T-MOBILE USA INC. M
Colorado Denver 2149000 2149999 MCIMETRO ATS LLC G
Colorado Denver 2150000 2159999 QWEST CORPORATION G
Colorado Denver 2160000 2169999 QWEST CORPORATION G
Colorado Denver 2170000 2170999 NEW CINGULAR WIRLESS M
Colorado Denver 2171000 2171999 NEW CINGULAR WIRLESS M
Colorado Denver 2172000 2172999 MCIMETRO ATS LLC G
Colorado Denver 2173000 2173999 NEW CINGULAR WIRLESS M
Colorado Denver 2174000 2174999 MCIMETRO ATS LLC G
Colorado Denver 2175000 2175999 CBEYOND COMMS - CO G
Colorado Denver 2176000 2176999 T-MOBILE USA INC. M
Colorado Denver 2177000 2177999 MCIMETRO ATS LLC G
Colorado Denver 2178000 2178999 ESCHELON TELECOM -CO G
Colorado Denver 2179000 2179999 MCIMETRO ATS LLC G
Colorado Denver 2180000 2180999 NEW CINGULAR WIRLESS M
Colorado Denver 2181000 2181999 MCIMETRO ATS LLC G
Colorado Denver 2182000 2182999 MCIMETRO ATS LLC G
Colorado Denver 2183000 2183999 MCIMETRO ATS LLC G
Colorado Denver 2184000 2184999 MCIMETRO ATS LLC G
Colorado Denver 2185000 2185999 MCIMETRO ATS LLC G
Colorado Denver 2186000 2186999 MCIMETRO ATS LLC G
Colorado Denver 2187000 2187999 MCIMETRO ATS LLC G
Colorado Denver 2188000 2188999 NEW CINGULAR WIRLESS M
Colorado Denver 2189000 2189999 MCIMETRO ATS LLC G
Colorado Denver 2200000 2209999 QWEST CORPORATION G
Colorado Denver 2210000 2219999 QWEST CORPORATION G
Colorado Denver 2220000 2229999 MCIMETRO ATS LLC G
Colorado Denver 2230000 2239999 GLOBAL CROSSING-CO G
Colorado Denver 2240000 2249999 QWEST CORPORATION G
Colorado Denver 2250000 2250999 CBEYOND COMMS - CO G
Colorado Denver 2251000 2251999 GLOBAL CROSSING-CO G
Colorado Denver 2252000 2252999 GLOBAL CROSSING-CO G
Colorado Denver 2253000 2253999 GLOBAL CROSSING-CO G
Colorado Denver 2254000 2254999 CBEYOND COMMS - CO G
Colorado Denver 2255000 2255999 GLOBAL CROSSING-CO G
Colorado Denver 2256000 2256999 LEVEL 3 COMM - CO G
Colorado Denver 2257000 2257999 GLOBAL CROSSING-CO G
Colorado Denver 2258000 2258999 CBEYOND COMMS - CO G
Colorado Denver 2259000 2259999 GLOBAL CROSSING-CO G
Colorado Denver 2260000 2269999 ICG TELECOM GROUP CO G
Colorado Denver 2270000 2279999 QWEST CORPORATION G
Colorado Denver 2280000 2289999 ICG TELECOM GROUP CO G
Colorado Denver 2290000 2299999 VERIZON WIRELESS-CO M
Colorado Denver 2300000 2309999 USA MOBILITY WRLS M
Colorado Denver 2310000 2319999 QWEST CORPORATION G
Colorado Denver 2320000 2329999 QWEST CORPORATION G
Colorado Denver 2330000 2339999 QWEST CORPORATION G
Colorado Denver 2340000 2349999 QWEST CORPORATION G
Colorado Denver 2350000 2359999 QWEST CORPORATION G
Colorado Denver 2360000 2369999 QWEST CORPORATION G
Colorado Denver 2370000 2379999 QWEST CORPORATION G
Colorado Denver 2380000 2389999 QWEST CORPORATION G