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Washington

WhatsApp Business API for Seattle clients, twelve and a half hours away

When a release finishes in Bengaluru at four in the afternoon, it is half past three in the morning in Seattle. The client reads the notice over coffee, and replies while India's evening shift is still on.

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State
Washington
Country
United States
Clock
Pacific Time, UTC−8; daylight saving March to November[5]
Tech
A Tier 1 city for tech talent, by the city's own account[1]
Indian consulate
Seattle, for eight north-western and plains states[3]
Marketing templates
Not delivered to US +1 numbers[4]

For Indian software, IT and travel firms with clients or customers in Seattle: how a release day becomes a relay between Bengaluru and the Pacific coast, how the 24-hour window spans two shifts, why marketing templates never reach +1 numbers, and what each message costs in rupees.

See it work

A release day, relayed between Bengaluru and Seattle

An Indian software firm ships a release for a client in Seattle. Step through the day and watch who sends what, and when, across a twelve-and-a-half-hour gap.

Two things carry the relay. The template at the start is sent by the pipeline through the developer API, so the notice goes out the moment the release is done and reaches Seattle before anyone there is awake. And the shared inbox carries the thread from the evening shift to the morning one, with the hand-off note in it, so the client never has to repeat a question.

The 24-hour window does the rest. Every message from the client restarts it, and with India and Seattle this far apart, a question asked at any point in the Seattle day can be answered within the next Indian working day without a template.

One release, two shifts, one Seattle client

8 / 8
  • Release pipelineBengaluru
  • InfiQ API
  • Client leadSeattle
  • Support deskIndia

Step 8 of 8Response

Support deskClient lead

09:30 IST: morning shift answers, 21:00 in Seattle

  • Request — solid arrow — a call that expects an answer
  • Response — dashed arrow — the answer coming back
  • Event — dotted arrow — something happened and is pushed out
  • Async — double head — fire-and-forget, nobody waits
Times are for daylight saving, when Seattle is twelve and a half hours behind India. The release notice is a utility template; everything after the client's first message is a free-form reply inside the 24-hour window.

Step 8 of 8: Support desk to Client lead — 09:30 IST: morning shift answers, 21:00 in Seattle

Seattle, in the city's and the port's own words

The city's economic development office, the Port of Seattle, the Embassy of India and Meta.

Seattle's Office of Economic Development calls the city a Tier 1 city for tech talent, across software, retail and e-commerce, gaming and emerging technologies.[1]

The office puts Seattle's maritime, manufacturing and logistics sector at over US$33 billion in annual revenue and 116,200 jobs, in a 2023 analysis.[1]

The Port of Seattle says its 2026 cruise season had 330 ship calls and nearly 2 million revenue passengers, with 16 homeported ships from 10 brands sailing to Alaska.[2]

Since 15 July 2025, the Consulate General of India in Seattle has covered Alaska, Idaho, Montana, Nebraska, North Dakota, South Dakota, Oregon and Washington.[3]

Meta says WhatsApp does not currently deliver marketing template messages to users with US phone numbers, and that attempting to send one results in an error.[4]

Twelve and a half hours: the opposite clock

Seattle keeps Pacific Time, UTC−8, and moves an hour forward from the second Sunday in March to the first Sunday in November. India stays on UTC+5:30, so the gap is twelve and a half hours in summer and thirteen and a half in winter. 09:00 in Seattle is 21:30 IST in summer and 22:30 IST in winter; In summer, 09:00 in India is 20:30 the previous evening in Seattle.

There is almost no shared working day, and that is the point of designing for it. Systems send the notices that should be waiting when Seattle wakes; an evening shift in India covers the Seattle morning; a morning shift picks up what the Seattle afternoon left behind. WhatsApp suits the arrangement because the thread survives the hand-over.

Two habits help. Hold anything that is not urgent until about 07:00 Pacific, which is 19:30 IST in summer, so it arrives with the client's day rather than in the middle of their night. And state times in both zones in any message that mentions one, because 'Thursday at four' means two different days in Seattle and Bengaluru.

Industries

Who in India keeps Seattle's hours

Three kinds of Indian business with people in the city, and one group passing through it.

  1. 01

    Software and IT services firms

    Delivery teams in India build, test and run software for Seattle clients in a city that sells itself on tech talent.[1]

    On WhatsApp: Release and maintenance notices · Incident alerts to opted-in client staff · Meeting changes stated in both time zones

  2. 02

    Suppliers to maritime and logistics firms

    A sector of some 116,200 jobs buys parts, services and engineering work, some of it from India.[1]

    On WhatsApp: Order and dispatch confirmations · Document and certificate dispatch · Replies to buyer questions in the window

  3. 03

    Tour operators sending Indians on Alaska cruises

    Seattle is a homeport for Alaska sailings; travellers from India keep their +91 numbers aboard and ashore.[2]

    On WhatsApp: Boarding documents and pier times · Itinerary changes · Offers to travellers who opted in, on their Indian numbers

  4. 04

    Services for families across the consulate's area

    Banks, insurers and developers in India write to NRI customers from Washington and Oregon to the Dakotas and Alaska.[3]

    On WhatsApp: EMI and premium reminders · Document requests · Bookings for trips home

Prices in ₹ and USD

Pricing the Seattle relay

Seattle's +1 numbers are billed on Meta's North America line: ₹0.2989 for a release notice or an order update, ₹0.2989 for each reply in the window, ₹0.2989 for a passcode. Plans start at ₹999 a month.

Snapshot rates · as of 20 Oct 2026, 00:02 UTC

Lite

₹999 / month≈ $10.51 USD

₹833 / month, billed yearly≈ $8.76 USD

Everything a growing business needs to run WhatsApp properly.

Growth

₹2,999 / month≈ $31.55 USD

₹2,499 / month, billed yearly≈ $26.29 USD

Lite, plus the API, automation and team scale serious senders need.

Enterprise

Custom volume pricing, custom SLA and dedicated infrastructure.

Per message to Seattle · North America (regional rate)

InfiQ per-message rates for Seattle in rupees and USD
Category₹ INRUSD
Marketing₹2.1976$0.0231
Utility₹0.2989$0.0031
Authentication₹0.2989$0.0031
Service₹0.2989$0.0031
Per-message rates for all 47 markets, in ₹ and USD
Per-message rates by market, effective 1 October 2026
MarketMarketingUtilityAuthenticationService
Argentina$0.0572₹5.4352$0.0241₹2.2874$0.0241₹2.2874$0.0241₹2.2874
Bangladesh$0.0678₹6.4397$0.0034₹0.3254$0.0034₹0.3254$0.0034₹0.3254
Brazil$0.0578₹5.4970$0.0063₹0.5981$0.0063₹0.5981$0.0063₹0.5981
Chile$0.0822₹7.8162$0.0185₹1.7585$0.0185₹1.7585$0.0185₹1.7585
Colombia$0.0116₹1.0993$0.0007₹0.0706$0.0007₹0.0706$0.0007₹0.0706
Egypt$0.0596₹5.6629$0.0033₹0.3167$0.0033₹0.3167$0.0033₹0.3167
France$0.0795₹7.5588$0.0278₹2.6393$0.0278₹2.6393$0.0278₹2.6393
Germany$0.126₹12.0088$0.0509₹4.8386$0.0509₹4.8386$0.0509₹4.8386
Hong Kong$0.0678₹6.4397$0.0241₹2.2867$0.0241₹2.2867$0.0241₹2.2867
Hungary$0.0795₹7.5596$0.0323₹3.0700$0.0323₹3.0700$0.0323₹3.0700
India$0.0099₹0.9435$0.0020₹0.1941$0.0015₹0.1402$0.0015₹0.1450
Indonesia$0.0380₹3.6133$0.0231₹2.1979$0.0231₹2.1979$0.0231₹2.1979
Iraq$0.0316₹2.9992$0.0073₹0.6943$0.0073₹0.6943$0.0073₹0.6943
Israel$0.0327₹3.1045$0.0049₹0.4662$0.0049₹0.4662$0.0049₹0.4662
Italy$0.0735₹6.9847$0.0277₹2.6369$0.0277₹2.6369$0.0277₹2.6369
Kazakhstan$0.0559₹5.3098$0.0166₹1.5824$0.0166₹1.5824$0.0166₹1.5824
Kuwait$0.0733₹6.9671$0.0407₹3.8671$0.0407₹3.8671$0.0407₹3.8671
Malaysia$0.0796₹7.5644$0.0130₹1.2314$0.0130₹1.2314$0.0130₹1.2314
Mexico$0.0367₹3.4877$0.0079₹0.7471$0.0079₹0.7471$0.0079₹0.7471
Morocco$0.0383₹3.6425$0.0213₹2.0218$0.0213₹2.0218$0.0213₹2.0218
Netherlands$0.148₹14.0494$0.0463₹4.3987$0.0463₹4.3987$0.0463₹4.3987
Nepal$0.0678₹6.4397$0.0031₹0.2990$0.0031₹0.2990$0.0031₹0.2990
Nigeria$0.0478₹4.5421$0.0062₹0.5898$0.0062₹0.5898$0.0062₹0.5898
Oman$0.0316₹2.9992$0.0228₹2.1709$0.0228₹2.1709$0.0228₹2.1709
Pakistan$0.0438₹4.1620$0.0139₹1.3200$0.0139₹1.3200$0.0139₹1.3200
Peru$0.0651₹6.1843$0.0278₹2.6392$0.0278₹2.6392$0.0278₹2.6392
Poland$0.0338₹3.2105$0.0113₹1.0702$0.0113₹1.0702$0.0113₹1.0702
Qatar$0.0316₹2.9992$0.0111₹1.0547$0.0111₹1.0547$0.0111₹1.0547
Romania$0.0795₹7.5596$0.0268₹2.5436$0.0268₹2.5436$0.0268₹2.5436
Russia$0.0742₹7.0520$0.0370₹3.5173$0.0370₹3.5173$0.0370₹3.5173
Saudi Arabia$0.0532₹5.0537$0.0099₹0.9401$0.0099₹0.9401$0.0099₹0.9401
Singapore$0.0678₹6.4397$0.0148₹1.4072$0.0148₹1.4072$0.0148₹1.4072
South Africa$0.0351₹3.3385$0.0088₹0.8369$0.0088₹0.8369$0.0088₹0.8369
Spain$0.0654₹6.2161$0.0185₹1.7578$0.0185₹1.7578$0.0185₹1.7578
Sri Lanka$0.0678₹6.4397$0.0019₹0.1759$0.0019₹0.1759$0.0019₹0.1759
Turkey$0.0101₹0.9587$0.0008₹0.0792$0.0008₹0.0792$0.0008₹0.0792
Ukraine$0.0795₹7.5596$0.0275₹2.6138$0.0275₹2.6138$0.0275₹2.6138
United Arab Emirates$0.0532₹5.0537$0.0145₹1.3811$0.0145₹1.3811$0.0145₹1.3811
United Kingdom$0.0587₹5.5795$0.0204₹1.9346$0.0204₹1.9346$0.0204₹1.9346
North America$0.0231₹2.1976$0.0031₹0.2989$0.0031₹0.2989$0.0031₹0.2989
Rest of Africa$0.0208₹1.9796$0.0037₹0.3516$0.0037₹0.3516$0.0037₹0.3516
Rest of Asia Pacific$0.0779₹7.4057$0.0105₹0.9938$0.0105₹0.9938$0.0105₹0.9938
Rest of Central & Eastern Europe$0.0795₹7.5596$0.0196₹1.8595$0.0196₹1.8595$0.0196₹1.8595
Rest of Latin America$0.0684₹6.5048$0.0105₹0.9934$0.0105₹0.9934$0.0105₹0.9934
Rest of Middle East$0.0363₹3.4490$0.0084₹0.7998$0.0084₹0.7998$0.0084₹0.7998
Rest of Western Europe$0.0548₹5.2054$0.0158₹1.5019$0.0158₹1.5019$0.0158₹1.5019
Other$0.0559₹5.3098$0.0071₹0.6769$0.0071₹0.6769$0.0071₹0.6769
Currency converter

$10.51 USD

Indicative conversion at reference rates (ExchangeRate-API snapshot). InfiQ sets and invoices prices in Indian rupees, excluding GST; your bank’s rate on the day you pay will differ. Rates By Exchange Rate API.

Plan prices are monthly, in rupees, excluding GST; yearly billing is two months free. Messages are charged per delivered message on top of the plan, at the rate for the recipient’s country. Full details: InfiQ pricing. Cruise travellers on Indian +91 numbers are billed at the India rate, ₹0.19 for an update, even at the pier in Seattle. The North America marketing rate never applies to a Seattle number, because Meta does not deliver marketing templates to US numbers. Dollar figures are indicative; InfiQ invoices in rupees.

Work out your own monthly cost by message type.

Calculate your exact cost

On InfiQ

What keeps the relay running

Systems for the Seattle night, people for the Seattle day.

  • Developer API and webhooks

    A REST API with scoped keys, idempotency keys and per-key rate limits, plus HMAC-SHA256-signed webhooks retried for 24 hours. Included on Growth, an add-on on Lite.

    Your pipeline or ticketing system sends the notice when the work is done, and signed webhooks confirm it reached Seattle while the client slept.

  • Shared team inbox

    One WhatsApp number answered by a team: 10 users on Lite and 25 on Growth, agent and manager roles, transfers, private notes, labels and canned replies.

    One thread per client, with private notes for the hand-over, so the evening and morning shifts in India answer as one desk.

  • Broadcast campaigns

    Send approved template campaigns to up to 2,00,000 contacts per broadcast, with segments, scheduling and delivery analytics.

    For a utility notice to many Seattle contacts, such as a maintenance window, scheduling lets it land at 07:00 Pacific instead of at night.

  • Template manager and library

    Draft, submit and track WhatsApp message templates for Meta's approval, starting from a library of 1,000+ ready templates in 27 categories.

    Release, maintenance and incident templates in English (US), each with a time variable written in both zones, tracked through Meta's approval.

Nearby

City pages near Seattle

The nearest city guides on this site, in the US and Canada.

The marketing rule, the TCPA question and the North America rate apply nationwide; the United States guide covers them in full.

Guides for Seattle teams

Questions Seattle businesses ask

Should a release notice for a client in South Lake Union go out the moment our Bengaluru release finishes?+
Send it at once if the client needs it before work, since it will be waiting at dawn. Otherwise hold it for about 07:00 Pacific, which is 19:30 IST in summer and 20:30 IST in winter. Either way it is a utility template at ₹0.2989 to a US number.
Our NRI customers in the Seattle consulate's area range from Anchorage to Omaha. How many clocks is that?+
Four. Washington, most of Oregon and northern Idaho keep Pacific time; Montana, southern Idaho and the western edges of Nebraska and the Dakotas Mountain; eastern Nebraska and the eastern Dakotas Central; and Alaska its own Alaska time, UTC−9, an hour behind Seattle. Store a zone for every contact, not just a state.
Families from India sailing to Alaska from Seattle keep their +91 numbers. Can our tour desk send them shore-excursion offers?+
Yes, if they opted in: a +91 number is an Indian recipient wherever it is, so marketing templates reach it at ₹0.94 and updates at ₹0.19. Their relatives in Seattle on +1 numbers cannot receive the same offer, because Meta does not deliver marketing templates to US numbers.
What happens if our system sends a marketing template to a Seattle 206 number by mistake?+
Meta does not deliver it: its documentation says attempting to send a marketing template to a US number results in an error. Your delivery webhook will report the failure. Fix it at the source by routing US contacts only to utility and authentication templates.
A Pioneer Square client asks for an invoice copy at 5 p.m. Pacific. Can our accounts team in India send it the next morning without a template?+
Yes. 17:00 Pacific is 05:30 IST in summer, and the window stays open until 17:00 Pacific the next day, which is 05:30 IST the day after. Your accounts team can send the PDF as a free-form reply at any time in its working day, at ₹0.2989.
We are a Seattle software company with an engineering centre in Hyderabad. Which entity should talk to InfiQ?+
InfiQ serves India-based businesses: it bills in rupees with GST, keeps customer data in India and supports customers in English and Hindi on India time. Your Hyderabad entity could hold an account. If your business is based in Seattle, talk to sales about whether InfiQ fits.
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Sources

Facts on this page were checked against these sources on the dates shown. Page updated 2026-10-20.

  1. [1]Office of Economic Development: key industries · City of Seattle Office of Economic Development · read 2026-10-20
  2. [2]2026 cruise season wraps with new records (19 October 2026) · Port of Seattle · read 2026-10-20
  3. [3]Consular jurisdiction in the US (revised with effect from 15 July 2025) · Embassy of India, Washington DC · read 2026-10-20
  4. [4]Per-user marketing template message limits · Meta for Developers · read 2026-10-20
  5. [5]tzdb 'northamerica' file: US rules, America/Los_Angeles, Boise, Denver, Chicago and Anchorage · IANA Time Zone Database · read 2026-10-20

Run the Seattle relay on WhatsApp

Start a 7-day Lite trial, no card needed, and wire your release notices to WhatsApp before the Seattle day starts. If your business is based in Seattle, talk to sales about whether InfiQ fits.

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