Romeo Time Zone — R
Military letter R (Romeo) maps to the UTC-5 offset from Coordinated Universal Time. Covers the U.S. East Coast, eastern Canada, Colombia, and Peru.
Romeo (R) — UTC-5
Thursday, 22 October 2026 GMT-5
About Romeo
UTC offset
UTC-5
Letter R = Romeo in the NATO phonetic alphabet.
Where R is used
Covers the U.S. East Coast, eastern Canada, Colombia, and Peru.
Places on UTC-5 (R time) in 2026
39 zones in the tz database are at UTC-5 for at least part of 2026. Zones listed under January or July only are on this offset for part of the year, because they change their clocks for daylight saving time. Civil abbreviations at this offset: CDT, EST.
All year (10 zones)
Brazil, Canada, Cayman Islands, Colombia, Ecuador, Jamaica, Mexico, Panama, Peru
America/Bogota · America/Cancun · America/Cayman · America/Coral Harbour · America/Eirunepe · America/Guayaquil · America/Jamaica · America/Lima · America/Panama · America/Rio Branco
In January only (17 zones)
Bahamas, Canada, Chile, Cuba, Haiti, Turks & Caicos Islands, United States
America/Detroit · America/Grand Turk · America/Havana · America/Indiana/Marengo · America/Indiana/Petersburg · America/Indiana/Vevay · America/Indiana/Vincennes · America/Indiana/Winamac · America/Indianapolis · America/Iqaluit · America/Kentucky/Monticello · America/Louisville · America/Nassau · America/New York · America/Port-au-Prince · America/Toronto · Pacific/Easter
In July only (12 zones)
Canada, Mexico, United States
America/Chicago · America/Indiana/Knox · America/Indiana/Tell City · America/Matamoros · America/Menominee · America/North Dakota/Beulah · America/North Dakota/Center · America/North Dakota/New Salem · America/Ojinaga · America/Rankin Inlet · America/Resolute · America/Winnipeg
Converting R time
In a military date-time group the zone letter follows the time: 151430R JAN 26 means 14:30 Romeo time on 15 January 2026, which is 151930Z JAN 26 in Zulu (UTC).