International calling guide
Antigua and Barbuda runs on AST (UTC−4) year-round with no daylight saving. Business operates Monday–Friday, 8 AM–4 PM in St John's. Best window: 9–11 AM AST on a Tuesday or Wednesday.
Antigua and Barbuda
+1-268 · UTC
Local Time Now
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See the live time gap between a global reference city and Antigua and Barbuda at a glance no calculator needed.
Reference
New Delhi Time Now
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Destination
Saint John's, Antigua and Barbuda Time Now
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Antigua and Barbuda runs on AST (UTC−4) year-round — no daylight saving. Government and services close early on Fridays.
Pro tip: Call 9–11 AM AST on a Tuesday or Wednesday for the best pickup rate.
Antigua uses Atlantic Standard Time (UTC−4) with no seasonal clock change. US Eastern callers are always 1 hour ahead of Antigua.
Business operates Monday–Friday, 8 AM–4 PM in St John's. Public sector hours can be shorter.
Unlike the US East Coast, Antigua never observes daylight saving. When US EDT is active, the gap between New York and Antigua narrows to zero.
Antigua Carnival (late July–early August) brings reduced business availability across the island.
The time differences range from 8 hours ahead of UTC to 5 hours behind UTC, showcasing the diverse time zones across the globe.
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The right window doubles your answer rate. The wrong one sends you straight to voicemail.
Avoid
Call during Carnival (late July–Aug)
Best Window
Tue–Wed, 9–11 AM AST
Avoid
Ring on Independence Day (Nov 1)
Best Window
Mid-week, confirmed workday
Avoid
Cold call without an email intro
Best Window
Scheduled, pre-announced call
Avoid
Call after 5 PM (offices close early)
Best Window
9–11 AM AST, Tue or Wed
Smart timing isn't just courtesy it directly drives better outcomes for every call you make.
Morning calls (9–11 AM AST) on Tue–Wed in Antigua double pickup vs. unscheduled afternoon dials.
2×
more pickups
Respecting Antigua's public holidays and AST offset shows professionalism to local contacts.
+38%
connect rate
A warm intro before calling sees 4× more engagement than cold outreach in the Antiguan market.
4×
engagement
Calling on Independence Day or Christmas week sends 90% of Antigua calls to voicemail.
−90%
voicemail drops
Use these resources to plan every international call with confidence.
Set reminders and plan calls in advance so you never miss the optimal window.
Leverage automated analytics to identify the best call timing for every contact.
Instantly translate your local time to the recipient's timezone before dialling.
Professional outreach with automated scheduling features built into your CRM.
Four simple steps for every international call to Antigua and Barbuda dial it right, every time.
Press "+" on mobile or "00" from most landlines. This opens an international line.
Antigua and Barbuda's international code. Every call to Antigua and Barbuda must start with +1-268.
Add the local area or mobile network code — always drop any leading zero used for domestic calls.
Dial the remaining subscriber digits. Your number is now correctly formatted for international routing.
Jump to any country's best-time-to-call guide. Click any flag to open the full page.
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Pair perfect timing with carrier-grade routing. TKOS provisions inbound DIDs and outbound termination across 100+ countries on tier-1 interconnects.
Everything you need to know about timing, time zones, and dialing Antigua and Barbuda (+1-268). Still have a question? Our wholesale team is one click away.
Tuesday–Wednesday, 9–11 AM AST (UTC−4). Antigua uses Atlantic Standard Time year-round with no DST. Business runs Monday–Friday, 8 AM–5 PM in St. John's. Tourism and financial services are the main sectors.