Oswego, NY -- It will be a once-in-history kind of day for the city of Oswego. On Saturday, when the date, 1-31-26, matches the city’s zip code, 13126, the Port City is planning a party for the ages. The day-long event will feature more than 45 Oswego businesses and organizations. “13126 Day is a celebration of everything that makes Oswego such a special place,” Mayor Rob Corradino said in a news release. A list of the event’s participating businesses and organizations can be found on the City of Oswego website.