Area Code 203
Area Code 203 is designated as Connecticut (Bridgeport, New Haven, Waterbury and southwestern Connecticut, overlays with 475)

Please select the links below to see more detail info of any exchange like 203-XXX.




Exchanges in this area code......
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203-999   203-998   203-996   203-994   203-993   203-991   203-990   203-989   203-988   203-987   203-986   203-985   203-984   203-983   203-982   203-981   203-980   203-979   203-978   203-977   203-975   203-974   203-973   203-972   203-971   203-969   203-968   203-967   203-966   203-965