Chicago to Old Tappan Time Converter

Updating current time…
Chicago
Illinois, USACDT
UTC−5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Chicago's clocks go back 1 hour on Sun, Nov 1 · CDT → CST
Old Tappan
New Jersey, USAEDT
UTC−4
1h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Old Tappan's clocks go back 1 hour on Sun, Nov 1 · EDT → EST

Quick answers

Selected conversion

7:00 am07:00 CDT (UTC-5), Oct 27, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 27, 2026

Chicago is 1 hour behind Old Tappan.

How the time difference changes

Normally, Chicago is 1 hour behind Old Tappan. Briefly around seasonal clock changes, Chicago and Old Tappan have the same time or Chicago is 2 hours behind Old Tappan.

Typically, working hours of 9:00 am to 6:00 pm in Chicago correspond to 10:00 am to 7:00 pm in Old Tappan.Typically, working hours of 09:00 to 18:00 in Chicago correspond to 10:00 to 19:00 in Old Tappan.

Compare Chicago time with Old Tappan time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

CDT (Central Daylight Time) is 1 hour behind EDT (Eastern Daylight Time).
7:00 am07:00 in Chicago, IL, USA is 8:00 am08:00 in Old Tappan, NJ, USA

Chicago to Old Tappan call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in Chicago which corresponds to 10am-6pm10:00-18:00 in Old Tappan

7:00 am07:00 CDT (Central Daylight Time) (Chicago, IL, USA). Offset UTC -5:00 hours
8:00 am08:00 EDT (Eastern Daylight Time) (Old Tappan, NJ, USA). Offset UTC -4:00 hours

7:00 am07:00 Chicago, IL, USA / 8:00 am08:00 Old Tappan, NJ, USA

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Chicago, IL, USAOld Tappan, NJ, USA
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12:00am next day
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00:00 next day

Chicago Time Zone and Facts

Time Zone

Abbreviation / Offset
CDT – Central Daylight Time, UTC-5 (now, daylight saving time)
CST – Central Standard Time, UTC-6 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (CST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 14, 2027 at 2:00 amSunday, March 14, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (CDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.
Clock Changes
USA daylight saving time · Clock changes worldwide

Chicago Facts

Country
USA
State
Illinois
Alternative Names
CHI, Cekaga, Chi-ka-ko, Chi-kâ-kô, Chicago, Chicagu, Chikago, Chykaga, Cikaga, Cikago, Cikaqo, E-Chicago, Kikako, Shikago, Sicagum, Sikago, The Windy City, Tsikago, Windy City, chikhako, cikago, cikako, shikago, shkagw, shykaghw, shykagw, shykajw, shyqgw, sikago, sikkagea, syqgw, zhi jia ge, Çikago, Çikaqo, Ĉikago, Čikaga, Čikago, Čikāga, Čėkaga, Şikago, Σικάγο, Чикаго, Чикаґо, Чыкага, Չիկագո, שיקאגא, שיקגו, شيكاجو, شيكاغو, شکاگو, شیکاگو, شیکاگۆ, ܫܝܩܓܘ, शिकागो, শিকাগো, ਸ਼ਿਕਾਗੋ, சிகாகோ, చికాగో, ಶಿಕಾಗೊ, ഷിക്കാഗോ, ชิคาโก, ရှီကာဂိုမြို့, ჩიკაგო, ሺካጎ, ᓰᖄᑯ, Ṣìkágò, シカゴ, 芝加哥, 시카고, 𐍃𐌾𐌹𐌺𐌰𐌲𐍉
Population
2,664,452
Currency
Dollar (USD)
Geographic Coordinates
41° 51' N Latitude / 87° 39' W Longitude
International Dialing Code
+1
More About Chicago
Chicago time now

Old Tappan Time Zone and Facts

Time Zone

Abbreviation / Offset
EDT – Eastern Daylight Time, UTC-4 (now, daylight saving time)
EST – Eastern Standard Time, UTC-5 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (EST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 14, 2027 at 2:00 amSunday, March 14, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (EDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.
Clock Changes
USA daylight saving time · Clock changes worldwide

Old Tappan Facts

Country
USA
State
New Jersey
Population
6,016
Currency
Dollar (USD)
Geographic Coordinates
41° 00' N Latitude / 73° 59' W Longitude
International Dialing Code
+1
More About Old Tappan
Old Tappan local time and city facts