There are 800 phone number prefixes within area code 203. Additionally, there are more than 2,000 phone numbers in this area code that have received at least one user report. The location of calls from area code 203 is Connecticut, USA. Most numbers in this area code are in US Eastern time, where the time is currently 11:31:03 AM on December 22, 2024.
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
Prefix | City / State | Primary Telco |
---|---|---|
203-900 | Greenwich, CT | Cablevision Lightpath, Inc. - Ct |
203-901 | New Haven, CT | Sprint Spectrum, L.p. |
203-902 | New Haven, CT | Onvoy, Llc - Ct |
203-903 | New Haven, CT | Level 3 Communications, Llc - Ct |
203-904 | Norwalk, CT | Sprint Spectrum, L.p. |
203-905 | Stamford, CT | Teleport Communications America, Llc - Ct |
203-906 | Ansonia-derby, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-907 | New Haven, CT | Choice One Communications, Inc. - Ct |
203-908 | Bridgeport, CT | Omnipoint Communications, Inc. - Ct |
203-909 | New Haven, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-910 | Waterbury, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-911 | Connecticut | |
203-912 | Stamford, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-913 | Bridgeport, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-914 | Stamford, CT | Cablevision Lightpath, Inc. - Ct |
203-915 | New Haven, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-916 | Bridgeport, CT | Level 3 Communications, Llc - Ct |
203-917 | Danbury, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-918 | Stamford, CT | New Cingular Wireless Pcs, Llc - Dc |
203-919 | Norwalk, CT | Omnipoint Communications, Inc. - Ct |
203-920 | New Canaan, CT | Mcimetro Access Transmission Services Llc - Ct |
203-921 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-922 | Huntington, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-923 | Bridgeport, CT | Mcimetro Access Transmission Services Llc - Ct |
203-924 | Huntington, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-925 | Huntington, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-926 | Huntington, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-927 | New Haven, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-928 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-929 | Huntington, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-930 | Greenwich, CT | Global Crossing Local Services, Inc. - Ct |
203-931 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-932 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-933 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-934 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-935 | Meriden, CT | Global Crossing Local Services, Inc. - Ct |
203-936 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-937 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-938 | Redding, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-939 | Norwalk, CT | Cablevision Lightpath, Inc. - Ct |
203-940 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-941 | Seymour, CT | Bandwidth.com Clec, Llc - Ct |
203-942 | Danbury, CT | Sprint Spectrum, L.p. |
203-943 | Norwalk, CT | Sprint Spectrum, L.p. |
203-944 | Huntington, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-945 | Norwalk, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-946 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-947 | Danbury, CT | New Cingular Wireless Pcs, Llc - Dc |
203-948 | Danbury, CT | Sprint Spectrum, L.p. |
203-949 | Wallingford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-950 | Connecticut | |
203-951 | Milford, CT | Teleport Communications America, Llc - Ct |
203-952 | Norwalk, CT | Sprint Spectrum, L.p. |
203-953 | Bridgeport, CT | Sprint Spectrum, L.p. |
203-954 | Ansonia-derby, CT | Choice One Communications, Inc. - Ct |
203-955 | Fairfield, CT | Mcimetro Access Transmission Services Llc - Ct |
203-956 | Norwalk, CT | Cablevision Lightpath, Inc. - Ct |
203-957 | Norwalk, CT | Cablevision Lightpath, Inc. - Ct |
203-958 | Connecticut | |
203-959 | Connecticut | |
203-960 | Stamford, CT | Cablevision Lightpath, Inc. - Ct |
203-961 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-962 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-963 | Norwalk, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-964 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-965 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-966 | New Canaan, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-967 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-968 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-969 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-970 | Norwalk, CT | Cablevision Lightpath, Inc. - Ct |
203-971 | Greenwich, CT | Cablevision Lightpath, Inc. - Ct |
203-972 | New Canaan, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-973 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-974 | New Haven, CT | Teleport Communications America, Llc - Ct |
203-975 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-976 | Connecticut | |
203-977 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-978 | Stamford, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-979 | Stamford, CT | New Cingular Wireless Pcs, Llc - Dc |
203-980 | New Haven, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-981 | Norwalk, CT | Sprint Spectrum, L.p. |
203-982 | Waterbury, CT | Sprint Spectrum, L.p. |
203-983 | Greenwich, CT | Conversent Communications Of Connecticut, Llc - Ct |
203-984 | Norwalk, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-985 | New Haven, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-986 | Old Greenwich, CT | Mcimetro Access Transmission Services Llc - Ct |
203-987 | Greenwich, CT | Level 3 Communications, Llc - Ct |
203-988 | New Haven, CT | New Cingular Wireless Pcs, Llc - Dc |
203-989 | Stamford, CT | Level 3 Communications, Llc - Ct |
203-990 | Old Greenwich, CT | Mcimetro Access Transmission Services Llc - Ct |
203-991 | Norwalk, CT | Southern New England Telco Dba Frontier Comm Of Ct |
203-992 | Greenwich, CT | Cablevision Lightpath, Inc. - Ct |
203-993 | Bridgeport, CT | Cellco Partnership Dba Verizon Wireless - Ct |
203-994 | Danbury, CT | Sprint Spectrum, L.p. |
203-995 | Bridgeport, CT | Mcimetro Access Transmission Services Llc - Ct |
203-996 | New Haven, CT | Sprint Spectrum, L.p. |
203-997 | Ansonia-derby, CT | Omnipoint Communications, Inc. - Ct |
203-998 | Stamford, CT | Level 3 Communications, Llc - Ct |
203-999 | New Haven, CT | Sprint Spectrum, L.p. |
December 20, 2024