Columbia, TN to Tbilisi: time difference
Tbilisi is 9 h ahead of Columbia, TN. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Columbia, TN 15:15 3:15 PM Tbilisi 00:15 12:15 AM You –:–
15:15 3:15 PM
Central Daylight Time · UTC-5
☀️ 06:58 · 🌙 18:10
00:15 12:15 AM
Georgia Standard Time · UTC+4
☀️ 07:16 · 🌙 18:17
·
+9 h
Tbilisi is 9 h ahead of Columbia, TN.
When you, Columbia, TN and Tbilisi are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Columbia, TN
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇬🇪 Tbilisi
9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Columbia, TN | 🇬🇪 Tbilisi |
|---|---|---|
| Local time | 15:15 | 00:15 |
| Local date | Sunday, October 18, 2026 | Monday, October 19, 2026 |
| Time zone | Central Daylight Time | Georgia Standard Time |
| UTC offset | UTC-5 | UTC+4 |
| Offset from Columbia, TN | — | +9 h |
| IANA zone | America/Chicago | Asia/Tbilisi |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 06:58 | 07:16 |
| Sunset | 18:10 | 18:17 |
| Daylight | 11 h 12 min | 11 h |
| People on this clock | 672,228 | 1,241,700 |
Compare Columbia, TN with another city
More comparisons with Columbia, TN: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Columbia, TN and Tbilisi: common questions
What is the time difference between Columbia, TN, and Tbilisi?
Tbilisi is 9 hours ahead: it uses UTC+4, while Columbia is on UTC−5.
If it is 9:00 AM in Columbia, TN, what time is it in Tbilisi?
At 9:00 AM in Columbia, clocks in Tbilisi show 6:00 PM.
If it is 6:00 PM in Columbia, TN, what time is it in Tbilisi?
At 6:00 PM in Columbia, clocks in Tbilisi show 3:00 AM (the next day).
When do working hours in Columbia, TN, and in Tbilisi overlap?
They don't: there are no shared working hours. The start of the day in Columbia (9:00 AM) is 6:00 PM in Tbilisi, and the start of the day in Tbilisi is 12:00 AM in Columbia.
From what time in Columbia, TN, is it tomorrow in Tbilisi?
Once it is 3:00 PM in Columbia, the date in Tbilisi has already changed. Until 9:00 AM in Tbilisi, it is still the previous day in Columbia.
Does the time gap between Columbia, TN, and Tbilisi change during the year?
Yes – daylight saving time is used in Columbia but not in Tbilisi. From November 1, 2026, Tbilisi will be 10 hours ahead of Columbia.
