| 610-822 | Allentown | Xo Communications Services Inc - Pa |
| 610-823 | Whitehall | New Cingular Wireless Pcs, Llc - Dc |
| 610-824 | Palmerton | Palmerton Telephone Co. |
| 610-825 | Conshohocken | Verizon Pennsylvania, Inc. |
| 610-826 | Palmerton | Palmerton Telephone Co. |
| 610-827 | Chester Springs | Verizon Pennsylvania, Inc. |
| 610-828 | Conshohocken | Verizon Pennsylvania, Inc. |
| 610-829 | Easton | Service Electric Telephone Company, Llc |
| 610-830 | Philadelphia | Usa Mobility Wireless, Inc. |
| 610-831 | Schwenksville | Verizon Pennsylvania, Inc. |
| 610-832 | Conshohocken | Verizon Pennsylvania, Inc. |
| 610-833 | Ridley Park | Verizon Pennsylvania, Inc. |
| 610-834 | Conshohocken | Verizon Pennsylvania, Inc. |
| 610-836 | Newark | Cavalier Telephone, Llc (mid-atlantic) - Pa |
| 610-837 | Bath | Verizon Pennsylvania, Inc. |
| 610-838 | Hellertown | Verizon Pennsylvania, Inc. |
| 610-839 | Philadelphia | Local Access Llc - Pa |
| 610-840 | Allentown | Xo Communications Services Inc - Pa |
| 610-841 | Allentown | Service Electric Telephone Company, Llc |
| 610-842 | Philadelphia | Sprint Spectrum L.p. |
| 610-843 | Newark | Cavalier Telephone, Llc (mid-atlantic) - Pa |
| 610-844 | Norristown | Core Communications, Inc. - Pa |
| 610-845 | Bally | Windstream Conestoga, Inc. |
| 610-847 | Ferndale | Commonwealth Telephone Company Llc |
| 610-848 | Philadelphia | Atx Telecommunications Services, Ltd |
| 610-849 | Philadelphia | Telcove Of Eastern Pennsylvania - Pa |
| 610-850 | Norristown | New Cingular Wireless Pcs, Llc - Dc |
| 610-851 | Allentown | Xo Communications Services Inc - Pa |
| 610-852 | Bowmanstown | Palmerton Telephone Co. |
| 610-853 | Upper Darby | Verizon Pennsylvania, Inc. |
| 610-854 | Philadelphia | Atx Telecommunications Services, Ltd |
| 610-855 | Mohnton | Windstream Conestoga, Inc. |
| 610-856 | Mohnton | Windstream Conestoga, Inc. |
| 610-857 | Parkesburg | Verizon Pennsylvania, Inc. |
| 610-858 | Plymouth Meeting | Cellco Partnership Dba Verizon Wireless - Pa |
| 610-859 | Chester | Verizon Pennsylvania, Inc. |
| 610-860 | Philadelphia | Telcove Of Eastern Pennsylvania - Pa |
| 610-861 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-862 | Allentown | Xo Communications Services Inc - Pa |
| 610-863 | Pen Argyl | Commonwealth Telephone Company Llc |
| 610-864 | Norristown | Omnipoint Communications Enterprises, L.p. |
| 610-865 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-866 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-867 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-868 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-869 | West Grove | Verizon Pennsylvania, Inc. |
| 610-870 | Allentown | Atx Telecommunications Services, Ltd |
| 610-871 | Philadelphia | Telcove Of Eastern Pennsylvania - Pa |
| 610-872 | Chester | Verizon Pennsylvania, Inc. |
| 610-873 | Downingtown | Verizon Pennsylvania, Inc. |
| 610-874 | Chester | Verizon Pennsylvania, Inc. |
| 610-875 | Allentown | Service Electric Telephone Company, Llc |
| 610-876 | Chester | Verizon Pennsylvania, Inc. |
| 610-877 | Newark | Cavalier Telephone, Llc (mid-atlantic) - Pa |
| 610-878 | King of Prussia | Verizon Pennsylvania, Inc. |
| 610-879 | Fort Washington | Broadwing Communications, Llc - Pa |
| 610-880 | Philadelphia | Sprint Spectrum L.p. |
| 610-881 | Pen Argyl | Commonwealth Telephone Company Llc |
| 610-882 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-883 | Norristown | Tcg New Jersey, Inc. - Pa |
| 610-884 | Allentown | Tcg New Jersey, Inc. - Pa |
| 610-885 | Allentown | Tcg New Jersey, Inc. - Pa |
| 610-886 | Allentown | Xo Communications Services Inc - Pa |
| 610-887 | Allentown | Xo Communications Services Inc - Pa |
| 610-888 | Norristown | New Cingular Wireless Pcs, Llc - Dc |
| 610-889 | Paoli | Verizon Pennsylvania, Inc. |
| 610-891 | Media | Verizon Pennsylvania, Inc. |
| 610-892 | Media | Verizon Pennsylvania, Inc. |
| 610-893 | Wayne | At&t Local |
| 610-894 | Kutztown | Verizon Pennsylvania, Inc. |
| 610-895 | Philadelphia | Level 3 Communications, Llc - Pa |
| 610-896 | Ardmore | Verizon Pennsylvania, Inc. |
| 610-897 | King of Prussia | Mci Worldcom Communications, Inc. - Pa |
| 610-898 | Birdsboro | Windstream D & E Systems, Inc. - Pa |
| 610-899 | Allentown | Service Electric Telephone Company, Llc |
| 610-900 | Philadelphia | Level 3 Communications, Llc - Pa |
| 610-901 | Allentown | Service Electric Telephone Company, Llc |
| 610-902 | Wayne | Verizon Pennsylvania, Inc. |
| 610-903 | Allentown | Xo Communications Services Inc - Pa |
| 610-904 | Emmaus | Verizon North Inc.-pa (contel) |
| 610-905 | Norristown | Omnipoint Communications Enterprises, L.p. |
| 610-906 | Norristown | Telcove Of Eastern Pennsylvania - Pa |
| 610-907 | Philadelphia | Usa Mobility Wireless, Inc. |
| 610-908 | Plymouth Meeting | At&t Local |
| 610-909 | Norristown | New Cingular Wireless Pcs, Llc - Dc |
| 610-910 | Philadelphia | Telcove Of Eastern Pennsylvania - Pa |
| 610-912 | Philadelphia | Usa Mobility Wireless, Inc. |
| 610-913 | Morgantown | Windstream Conestoga, Inc. |
| 610-914 | Whitehall | New Cingular Wireless Pcs, Llc - Dc |
| 610-915 | Allentown | Xo Communications Services Inc - Pa |
| 610-916 | Leesport | Commonwealth Telephone Company Llc |
| 610-917 | Phoenixville | Verizon Pennsylvania, Inc. |
| 610-918 | West Chester | Verizon Pennsylvania, Inc. |
| 610-919 | Allentown | Service Electric Telephone Company, Llc |
| 610-920 | Philadelphia | Usa Mobility Wireless, Inc. |
| 610-921 | Reading | Verizon Pennsylvania, Inc. |
| 610-922 | Philadelphia | Netcarrier Telecom, Inc. - Pa |
| 610-923 | Easton | Verizon Pennsylvania, Inc. |
| 610-924 | Upper Darby | Verizon Pennsylvania, Inc. |
| 610-925 | Kennett Square | Verizon Pennsylvania, Inc. |
| 610-926 | Leesport | Commonwealth Telephone Company Llc |
| 610-927 | Reading | Verizon Pennsylvania, Inc. |
| 610-928 | Emmaus | Service Electric Telephone Company, Llc |
| 610-929 | Reading | Verizon Pennsylvania, Inc. |
| 610-930 | Philadelphia | Allegiance Telecom Of Pennsylvania, Inc. |
| 610-931 | Philadelphia | Sprint Spectrum L.p. |
| 610-932 | Oxford | Verizon Pennsylvania, Inc. |
| 610-933 | Phoenixville | Verizon Pennsylvania, Inc. |
| 610-934 | Allentown | Xo Communications Services Inc - Pa |
| 610-935 | Phoenixville | Verizon Pennsylvania, Inc. |
| 610-937 | Plymouth Meeting | Cellco Partnership Dba Verizon Wireless - Pa |
| 610-938 | Norristown | Telcove Of Eastern Pennsylvania - Pa |
| 610-939 | Reading | Verizon Pennsylvania, Inc. |
| 610-940 | Conshohocken | Verizon Pennsylvania, Inc. |
| 610-941 | Conshohocken | Verizon Pennsylvania, Inc. |
| 610-942 | Glenmoore | Verizon Pennsylvania, Inc. |
| 610-943 | Philadelphia | Telcove Of Eastern Pennsylvania - Pa |
| 610-944 | Fleetwood | Verizon Pennsylvania, Inc. |
| 610-945 | Warminster | Cavalier Telephone Mid-atlantic, Llc - Pa |
| 610-946 | Allentown | Xo Communications Services Inc - Pa |
| 610-947 | Philadelphia | Netcarrier Telecom, Inc. - Pa |
| 610-948 | Royersford | Verizon Pennsylvania, Inc. |
| 610-949 | Bala Cynwyd | Verizon Pennsylvania, Inc. |
| 610-951 | Philadelphia | Level 3 Communications, Llc - Pa |
| 610-952 | Plymouth Meeting | Cellco Partnership Dba Verizon Wireless - Pa |
| 610-953 | Allentown | Service Electric Telephone Company, Llc |
| 610-954 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-955 | Plymouth Meeting | Core Communications, Inc. - Pa |
| 610-956 | Allentown | Xo Communications Services Inc - Pa |
| 610-957 | Philadelphia | Telcove Of Eastern Pennsylvania - Pa |
| 610-960 | Philadelphia | Sprint Spectrum L.p. |
| 610-961 | Newark | Cavalier Telephone, Llc (mid-atlantic) - Pa |
| 610-962 | King of Prussia | Verizon Pennsylvania, Inc. |
| 610-963 | Philadelphia | Usa Mobility Wireless, Inc. |
| 610-964 | Wayne | Verizon Pennsylvania, Inc. |
| 610-965 | Emmaus | Verizon North Inc.-pa (contel) |
| 610-966 | Emmaus | Verizon North Inc.-pa (contel) |
| 610-967 | Emmaus | Verizon North Inc.-pa (contel) |
| 610-968 | King of Prussia | Mci Worldcom Communications, Inc. - Pa |
| 610-969 | Allentown | Verizon Pennsylvania, Inc. |
| 610-970 | Pottstown | Verizon Pennsylvania, Inc. |
| 610-971 | Wayne | Verizon Pennsylvania, Inc. |
| 610-972 | Philadelphia | Sprint Spectrum L.p. |
| 610-973 | Philadelphia | Atx Telecommunications Services, Ltd |
| 610-974 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-975 | Wayne | Verizon Pennsylvania, Inc. |
| 610-977 | Allentown | Xo Communications Services Inc - Pa |
| 610-978 | Allentown | Xo Communications Services Inc - Pa |
| 610-979 | Philadelphia | Comcast Phone Of Pennsylvania, Llc - Pa |
| 610-981 | Paoli | Verizon Pennsylvania, Inc. |
| 610-982 | Riegelsville | Verizon Pennsylvania, Inc. |
| 610-983 | Phoenixville | Verizon Pennsylvania, Inc. |
| 610-984 | Plymouth Meeting | At&t Local |
| 610-985 | Boyertown | Comcast Phone Of Pennsylvania, Llc - Pa |
| 610-986 | Philadelphia | Sprint Spectrum L.p. |
| 610-987 | Oley | Windstream Conestoga, Inc. |
| 610-988 | Reading | Verizon Pennsylvania, Inc. |
| 610-989 | Wayne | Verizon Pennsylvania, Inc. |
| 610-990 | Philadelphia | Core Communications, Inc. - Pa |
| 610-991 | Allentown | Xo Communications Services Inc - Pa |
| 610-992 | King of Prussia | Verizon Pennsylvania, Inc. |
| 610-993 | Paoli | Verizon Pennsylvania, Inc. |
| 610-994 | Philadelphia | Paetec Communications, Inc. - Pa |
| 610-995 | Wayne | Verizon Pennsylvania, Inc. |
| 610-996 | Norristown | New Cingular Wireless Pcs, Llc - Dc |
| 610-997 | Bethlehem | Verizon Pennsylvania, Inc. |
| 610-998 | Oxford | Verizon Pennsylvania, Inc. |
| 610-999 | Norristown | New Cingular Wireless Pcs, Llc - Dc |