TSG Meetings

December 7-11, 2026 | Boston, MA

ATIS Welcomes You
to the 3GPP TSG Meetings

ATIS is proud to host the 2026 3GPP TSG Meetings in Boston, Massachusetts, where the leading experts in the information and communications telecommunications industry will convene to shape the industry’s future.

The 2026 3GPP TSG Meetings will cover a wide range of topics, including SA (Service and System Aspects), CT (Core Network and Terminals), and RAN (Radio Access Network) — some of the most crucial areas in the ongoing development and standardization of mobile communication technologies.

The Hilton Boston Park Plaza, located in the historic Back Bay neighborhood, will provide a comfortable and productivity-enhancing environment for this work. All attendees are encouraged to register today to seize this opportunity to collaborate with peers and contribute to the development of critical industry standards.

You may book your room at the Hilton Boston Park Plaza hotel here: 3GPP Group Rate – Boston 2026*

*Please Note: Attendees may book online at any time, but there is no direct hotel contact number to call or confirmation numbers issued until 1 year from event start (December 7, 2025).

ATIS is committed to driving the transformation of the telecommunications industry through innovative technology solutions that are revolutionizing the way we communicate. As the industry evolves, our collaborative global standards-development efforts with other 3GPP OPs becomes even more critical. As the North American 3GPP Organizational Partner, ATIS is proud to host the 2026 3GPP meetings. We look forward to seeing you in Boston.

Meeting Information

Meeting venue:

The Meetings will be held at the Baltimore Marriott Waterfront, 700 Aliceanna Street, Baltimore, MD, USA 21202. The negotiated room rate is $195 + 17.5% tax for single and double occupancy. The cut-off date for reservations is November 14, 2025, or until the block is sold out. Room nights are in limited supply for checkout on December 12 and unavailable for checkout on December 13 due to high demand.

Staying at the meeting hotel is highly encouraged as it defrays meeting room rental costs. Book reservations online using the link below.

https://book.passkey.com/go/ATIS3GPPTSGPlenaryMeetings

U.S. Government rate: https://book.passkey.com/go/ATIS3GPPTSGPlenaryMeetingsGovt

3GPP Meeting Registration :

In addition to making your hotel reservation, delegates must also register to attend the meeting on the 3GPP online portal at https://portal.3gpp.org.

Air Travel Discounts Available:

United Airlines:

ATIS is pleased to partner with United Airlines to offer discounted airfare for meeting attendees.

Book online: To make flight reservations online please click on discount code ZRA9411333. MileagePlus members earn valuable miles for their travel when using the Meetings discount code.
You may also call United Meetings Reservation Desk Monday – Friday at (800) 426-1122 for booking assistance. Booking fees are waived for Meeting reservations.
International: Contact your local United Airlines Reservation Desk.

Delta Air Lines:

Delta Air Lines is pleased to offer special discounts for ATIS

Book online: Please click here to book your flights.
You may also call Conferences and Events® at 1.800.328.1111* Monday–Friday, 8:00 a.m. – 6:30 p.m. (EST) and refer to Meeting Event Code NM4RB
*Please note there is not a service fee for reservations booked and ticketed via our reservation 800 number.

Visa Invitation Letter Request:

If a visa invitation letter is required for your travel to Baltimore, please complete the following online form:

https://www.atis.org/international-partnerships/3gpp/baltimore-2025-visa-letter-request/

After you enter your personal information, the completed form will be automatically processed. Signed letters will be returned via email. The invitation letter cannot be completed without including your hotel information and confirmation number. Letters may take up to 14 working days to be processed. Please note, after November 7, 2025, hard copies of the invitation letter will not be physically sent. They will only be sent via email.

If you have not received your letter within 14 working days, or if you have any changes or questions after receiving your emailed letter, please contact: Jo Seibel at visas@atis.org.

See important information about the U.S. visa application process.

Daily Schedule


	Monday	Tuesday-Thursday	Friday
Meetings Open	9:00 a.m.	8:00 a.m.	8:00 a.m.
Morning Break	10:30 – 11:00 a.m.	10:30 – 11:00 a.m.	10:30 – 11:00 a.m.
Afternoon Break	3:30 – 4:00 p.m.	3:30 – 4:00 p.m.	None
Meetings Close	7:00 p.m.	7:00 p.m.	4:00 p.m.

Room Assignments and Floorplans

Below, you’ll find a detailed overview of all the 3GPP Working Group Meetings set to take place in Chicago this November, along with venue and room details. Meeting room locations are also marked on the venue floorplans.

Core Network and Terminals (CT) – Palmer House (View floorplan)


Working Group	Main	Breakout
CT1#145	Empire Ballroom	Break out 1: Salon 10
CT3#131	Salon 3	Break out 1: Salon 1
CT4#119	Salons 4-6	Break out 1: Salon 2
CT6#117	Hancock	N/A

Service and System Aspects (SA) – Palmer House (View floorplan)


Working Group	Main	Breakout
SA1#104	Adams	Break out 1: Watertower
SA2#160	Grand Ballroom	Break out 1: State Ballroom Break out 2: Honore Ballroom
SA3#113	Salon 4-9	(SA3-Li) Break out: Salon 12
SA4#126	Monroe	Break out 1: Grant Park Break out 2: Spire
SA5#152	Salons 7-9	Charging Room: Salon 12 Break out 2: Dearborn
SA6#58	Chicago	Break out 1: Price

Radio Access Network (RAN) – Hilton Chicago (View floorplan)


Working Group	Main	Breakout
RAN1#115	International North	Break out 1: Salon A-1 Break out 2: Salon A-2 Break out 3: Buckingham Break out 4: Salon C 1-2
RAN2#124	International South	Break out 1: Williford C Break out 2: Salon C 5-6 Break out 3: Salon Joliet
RAN3#122	Salon C 3-4	Break out 1: 4L
RAN4#109	Salon A 5	Break out 1: Salon A-3 Break out 2: Salon A 4 Break out 3: Salon C 7-8 Ad Hoc: 4F
RAN5#101	Williford A-B	Break out 1: Marquette

How to Register

Each meeting title above serves as a direct link to the official 3GPP portal. By clicking on your desired meeting title, you’ll be navigated to a dedicated registration page. Please complete the registration steps provided to confirm your attendance. Remember, registering in advance ensures your spot and helps us prepare for your participation.

Once registered, ensure you print out your name badge and bring it with you to the event, as it is mandatory for entry into the meeting rooms. Lanyards will be provided at registration and are required to be worn at all times.

Discover Boston

Your guide to Beantown’s highlights.

EXPLORE BOSTON

ATIS Welcomes You
to the 3GPP TSG Meetings

Explore Boston: Dining and Convenience Near the Meeting

Palmer House

Reserve Your Room

Everything you need to make your stay as smooth as possible.

Getting to the Meetings

From time zones to transport options, navigate Chicago with ease.