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Area Codes > 412 > Central Office Codes

Exchange Rate Center State Operating Company
412-918 PTTSBGZON1 PA TCG AMERICA PITTSBURGH, INC.
412-919 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-920 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-921 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-922 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-923 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-924 PTTSBGZON8 PA PENN TELECOM, INC.
412-926 PTTSBGZON1 PA CHOICE ONE COMMUNICATIONS, INC.
412-927 PTGSBNZN10 PA LEVEL 3 COMMUNICATIONS, LLC - PA
412-928 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-929 PTTSBGZON7 PA INTERMEDIA COMMUNICATIONS INC. - PA
412-931 PTTSBGZON2 PA VERIZON PENNSYLVANIA, INC.
412-936 PTTSBGZON1 PA VERIZON PENNSYLVANIA, INC.
412-937 PTTSBGZON7 PA VERIZON PENNSYLVANIA, INC.
412-939 PTTSBGZON2 PA VERIZON PENNSYLVANIA, INC.
412-942 PTTSBGZON6 PA PENN TELECOM, INC.
412-943 PTGSBNZN11 PA PENN TELECOM, INC.
412-945 CLAIRTON PA GLOBAL CROSSING LOCAL SERVICES, INC.-PA
412-946 ELIZABETH PA GLOBAL CROSSING LOCAL SERVICES, INC.-PA
412-948 PTGSBNZN10 PA PENN TELECOM, INC.
412-949 PTTSBGZON7 PA ARCH WIRELESS HOLDINGS, INC.
412-950 PA
412-951 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-952 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-953 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-954 PTTSBGZON8 PA MCIMETRO, ATS, INC.
412-955 PTTSBGZON2 PA ARCH WIRELESS HOLDINGS, INC.
412-956 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-958 PTTSBGZON7 PA ARCH WIRELESS HOLDINGS, INC.
412-959 PA
412-960 PTTSBGZON7 PA AT&T LOCAL
412-961 PTTSBGZON3 PA VERIZON PENNSYLVANIA, INC.
412-963 PTGSBNZN19 PA VERIZON PENNSYLVANIA, INC.
412-964 PTGSBNZN22 PA ARCH WIRELESS HOLDINGS, INC.
412-965 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-967 PTGSBNZN19 PA VERIZON PENNSYLVANIA, INC.
412-968 PTGSBNZN19 PA VERIZON PENNSYLVANIA, INC.
412-969 PTTSBGZON1 PA LEAP WIRELESS INTL, INC. DBA CRICKET COMM, INC.
412-970 PTTSBGZON6 PA ARCH WIRELESS HOLDINGS, INC.
412-972 ROCHESTER PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-973 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-974 ROCHESTER PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-976 PA
412-977 PTTSBGZON1 PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-978 PTGSBNZN14 PA ARCH WIRELESS HOLDINGS, INC.
412-979 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-980 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-983 PTTSBGZON1 PA AERIAL COMMUNICATIONS
412-985 PA
412-992 PTTSBGZON1 PA AT&T LOCAL
412-994 WASHINGTON PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-995 PTTSBGZON1 PA TCG AMERICA PITTSBURGH, INC.
412-996 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL
412-997 WASHINGTON PA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA
412-998 PTGSBNZN13 PA INTERMEDIA COMMUNICATIONS INC. - PA
412-999 PTTSBGZON1 PA NEW CINGULAR WIRELESS PCS, LLC - IL