| Exchange | Rate Center | State | Operating Company | 
      
        | 214-876 | GRANDPRARI | TX | NEXTEL COMMUNICATIONS, INC. | 
      
        | 214-877 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-878 | GRANDPRARI | TX | NEXTEL COMMUNICATIONS, INC. | 
      
        | 214-879 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-880 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-881 | DALLAS | TX | METRO PCS, INC. | 
      
        | 214-882 | GRANDPRARI | TX | NEXTEL COMMUNICATIONS, INC. | 
      
        | 214-883 | GRANDPRARI | TX | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 
      
        | 214-884 | DALLAS | TX | WESTEL, INC. - TEXAS | 
      
        | 214-885 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-886 | IRVING | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-887 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-888 | DALLAS | TX | UTEX COMMUNICATIONS CORP. - TX | 
      
        | 214-889 | DALLAS | TX | XO TEXAS, INC. | 
      
        | 214-890 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-891 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-892 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-893 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-894 | DALLAS | TX | STAR NET PAGING, INC. | 
      
        | 214-895 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-896 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-897 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-898 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-899 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-901 | MCKINNEY | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-902 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-904 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-905 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-906 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-907 | GRANDPRARI | TX | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 
      
        | 214-908 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-909 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-910 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-911 |  | TX |  | 
      
        | 214-912 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-913 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-914 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-915 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-916 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-917 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-918 | GRANDPRARI | TX | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 
      
        | 214-920 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-921 | DALLAS | TX | XSPEDIUS MANAGEMENT CO SWITCHED SVCS FT WORTH TX | 
      
        | 214-922 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-923 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-924 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-925 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-926 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-927 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-928 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-929 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-930 | GRANDPRARI | TX | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 
      
        | 214-932 | DALLAS | TX | MCIMETRO, ATS, INC. | 
      
        | 214-934 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-936 | XXXXXXXXXX | TX | SOUTHWESTERN BELL | 
      
        | 214-938 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-939 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-941 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-942 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-943 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-944 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-945 |  | TX |  | 
      
        | 214-946 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-947 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-948 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-949 | WAXAHACHIE | TX | 1STEL, INC. - TX | 
      
        | 214-950 |  | TX |  | 
      
        | 214-951 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-952 | GRANDPRARI | TX | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 
      
        | 214-953 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-954 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-956 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-957 | GRANDPRARI | TX | NEW CINGULAR WIRELESS PCS, LLC - IL | 
      
        | 214-958 |  | TX |  | 
      
        | 214-959 |  | TX |  | 
      
        | 214-960 | GRANDPRARI | TX | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 
      
        | 214-961 | GRANDPRARI | TX | AMERICAN MESSAGING (AM), INC. | 
      
        | 214-962 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-963 | GRANDPRARI | TX | AMERICAN MESSAGING (AM), INC. | 
      
        | 214-964 | DALLAS | TX | XSPEDIUS MANAGEMENT CO SWITCHED SVCS FT WORTH TX | 
      
        | 214-965 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-966 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-967 | GRANDPRARI | TX | TELETOUCH COMMUNICATIONS, INC. | 
      
        | 214-968 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-969 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-975 | FRISCO | TX | XO TEXAS, INC. | 
      
        | 214-976 |  | TX |  | 
      
        | 214-977 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-978 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-979 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-981 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-982 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-983 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-984 | GRANDPRARI | TX | ARCH WIRELESS HOLDINGS, INC. | 
      
        | 214-985 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-986 | GRANDPRARI | TX | SPRINT SPECTRUM L.P. | 
      
        | 214-987 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-988 | GRANDPRARI | TX | XO TEXAS, INC. | 
      
        | 214-989 | DALLAS | TX | SOUTHWESTERN BELL | 
      
        | 214-990 | XXXXXXXXXX | TX | SOUTHWESTERN BELL |