Phoenix
United States
--:-- --
MST · UTC-7
16 hours difference
Tokyo
Japan
--:-- --
GMT+9 · UTC+9

24-Hour Overlap Timeline

✅ Overlap: 5:00 PM–6:00 PM in Phoenix · 9:00 AM–10:00 AM in Tokyo (1h window)
01234567891011121314151617181920212223
UTC →
🇺🇸 Phoenix UTC-7 5p 6p 7p 8p 9p 10p 11p 12a 1a 2a 3a 4a 5a 6a 7a 8a 9a 10a 11a 12p 1p 2p 3p 4p
🇯🇵 Tokyo UTC+9 9a 10a 11a 12p 1p 2p 3p 4p 5p 6p 7p 8p 9p 10p 11p 12a 1a 2a 3a 4a 5a 6a 7a 8a
Both working Working Off hours Sleeping Now

Key Facts: Phoenix (MST) vs Tokyo (GMT+9)

Time Gap
16h
Tokyo ahead
DST Status
✅ Phoenix
No DST
✅ Tokyo: No DST
Cities in MST
48
Largest: Phoenix
4,065,338 pop.
Overlap Window
1h window
5:00 PM – 6:00 PM (MST)
9:00 AM – 10:00 AM (GMT+9)

Find Cities in Phoenix & Tokyo Timezones

Check if your cities are on this page

The MST and GMT+9 timezones are separated by 16 hours. Phoenix is the largest city in the America/Phoenix zone and Tokyo is the largest in Asia/Tokyo. Neither timezone observes daylight saving time, so the difference is constant year-round. For scheduling between these regions, the key fact is: there are only 1 hour of mutual business-hours overlap.

Best Times to Schedule Calls: Phoenix (MST) ↔ Tokyo (GMT+9)

Phoenix (MST) Tokyo (GMT+9) Quality
12:00 AM 4:00 PM
1:00 AM 5:00 PM
2:00 AM 6:00 PM
3:00 AM 7:00 PM
4:00 AM 8:00 PM
5:00 AM 9:00 PM
6:00 AM 10:00 PM
7:00 AM 11:00 PM
8:00 AM 12:00 AM +1 day
9:00 AM 1:00 AM +1 day
10:00 AM 2:00 AM +1 day
11:00 AM 3:00 AM +1 day
12:00 PM 4:00 AM +1 day
1:00 PM 5:00 AM +1 day
2:00 PM 6:00 AM +1 day
3:00 PM 7:00 AM +1 day ⚠️
4:00 PM 8:00 AM +1 day ⚠️
5:00 PM 9:00 AM +1 day
6:00 PM 10:00 AM +1 day ⚠️
7:00 PM 11:00 AM +1 day ⚠️
8:00 PM 12:00 PM +1 day
9:00 PM 1:00 PM +1 day
10:00 PM 2:00 PM +1 day
11:00 PM 3:00 PM +1 day

Work hours defined as 09:00–18:00 local time. ✅ Both in work hours  ⚠️ Borderline  ❌ Outside work hours.

MST to GMT+9: Complete 24-Hour Time Conversion Table

Phoenix (MST) Tokyo (GMT+9) IST (UTC+5:30)
12:00 AM 4:00 PM 12:30 PM
1:00 AM 5:00 PM 1:30 PM
2:00 AM 6:00 PM 2:30 PM
3:00 AM 7:00 PM 3:30 PM
4:00 AM 8:00 PM 4:30 PM
5:00 AM 9:00 PM 5:30 PM
6:00 AM 10:00 PM 6:30 PM
7:00 AM 11:00 PM 7:30 PM
← Date changes in Tokyo →
8:00 AM 12:00 AM +1 8:30 PM
9:00 AM 1:00 AM +1 9:30 PM
10:00 AM 2:00 AM +1 10:30 PM
11:00 AM 3:00 AM +1 11:30 PM
12:00 PM 4:00 AM +1 12:30 AM
1:00 PM 5:00 AM +1 1:30 AM
2:00 PM 6:00 AM +1 2:30 AM
3:00 PM 7:00 AM +1 3:30 AM
4:00 PM 8:00 AM +1 4:30 AM
5:00 PM 9:00 AM +1 5:30 AM
6:00 PM 10:00 AM +1 6:30 AM
7:00 PM 11:00 AM +1 7:30 AM
8:00 PM 12:00 PM +1 8:30 AM
9:00 PM 1:00 PM +1 9:30 AM
10:00 PM 2:00 PM +1 10:30 AM
11:00 PM 3:00 PM +1 11:30 AM

IST (India Standard Time, UTC+5:30) shown as reference for Indian users. +1/−1 indicates a different calendar day.

48 Cities in Phoenix (MST) & 600 Cities in Tokyo (GMT+9) — Page 1 of 3

Tokyo & 599 more — Tokyo (GMT+9, UTC+9)

Kyoto, JPSaitama, JPSuwon, KRHiroshima, JPUlsan, KRTongjin, KRGoyang, KRSendai, JPChangwon, KRChiba, JPHwasu-dong, KRSetagaya, JPKitakyushu, JPSongnam, KRCheongju, KRSakai, JPNiigata, JPHamamatsu, JPBucheon, KRHamhung, KPNerima, JPOta-ku, JPKumamoto, JPYanggok, KRSagamihara, JPOkayama, JPNampo, KPEdogawa, JPShizuoka, JPAdachi, JPCh'ongjin, KPCh'onan, KRHoncho, JPAnsan, KRKawaguchi, JPKagoshima, JPItabashi, JPSuginami-ku, JPHachioji, JPKimhae, KRHimeji, JPKoto-ku, JPUtsunomiya, JPMatsuyama, JPPohang, KRMatsudo, JPIchikawa, JPHigashi-osaka, JPNishinomiya-hama, JPKawachicho, JPKurashiki, JPOita, JPKanazawa, JPFukuyama, JPPyeongtaek, KRAmagasaki, JPKatsushika-ku, JPFujisawa, JPSunch'on, KPJeju, KRMachida, JPKashiwa, JPAomori, JPSihung, KRToyota, JPUijeongbu, KRTakamatsu, JPShinagawa-ku, JPPaju, KRJayapura, IDToyama, JPKumi, KRNagasaki, JPGifu, JPToyonaka, JPMiyazaki, JPHirakata, JPOkazaki, JPMinamisuita, JPIchinomiya, JPTakasaki, JPAmbon, IDToyohashi, JPNagano, JPWonsan, KPKawagoe, JPWakayama, JPKita-ku, JPGimpo, KRNara, JPSinuiju, KPShinjuku, JPTakatsuki, JPTanch'on, KPNakano, JPOtsu, JPKoshigaya, JPJeonju, KRTokorozawa, JPChinju, KRIwaki, JPChita, RUAsan, KRMaebashi, JPAsahikawa, JPWonju, KRKoriyama, JPKochi, JPKaech'on, KPGwangmyeongni, KRNaha, JPYakutsk, RUYokkaichi, JPSariwon, KPKasugai, JPAkita, JPKurume, JPOakashicho, JPToshima, JPYangsan, KRSorong, IDMorioka, JPMeguro, JPFukushima, JPIbaraki, JPChuncheon, KRGyeongsan, KRKunsan, KRYeosu, KRTsu, JPSumida, JPIksan, KRMito, JPKunp'o, KRIchihara, JPNagaoka, JPSuncheon, KRYao, JPFukui, JPFuchu, JPMinato, JPHiratsuka, JPKakogawacho-honmachi, JPTokushima, JPShinozaki, JPKanggye, KPHakodate, JPSoka, JPKyongju, KRYamagata, JPTsukuba-kenkyugakuen-toshi, JPFuji, JPSasebo, JPChigasaki, JPHaeju, KPAnju, KPBunkyo-ku, JPYato, JPMatsumoto, JPChofugaoka, JPP'yongsong-si, KPShibuya-ku, JPAnyang, KRSaga, JPYoshiicho-shimobaru, JPKasukabe, JPNeya, JPAgeoshimo, JPOta, JPAtsugicho, JPHachinohe, JPDili, TLTakarazuka, JPArakawa, JPMokpo, KROsan, KRIsesaki, JPKure, JPNagareyama, JPTaito, JPGangneung, KRIch'on, KRChungju, KRNishitokyo, JPTernate, ID