Contact us

This portal provides a single point of access to manage all the services offered by LACNIC: IP address requests, RPKI certification, event registration and others.

Head Office: Casa de Internet for Latin America and the Caribbean

Customer Service:

Due to the current situation caused by COVID-19, LACNIC has reduced its customer service hours from 12:00-18:00 UTC. If you have any questions on how to request resources, please call +598 2 6042222 or write to us at For other matters, please send an email to the list published below.

Rambla República de México 6125 ZIP Code 1400
Montevideo, Uruguay

Tel: +598 2 6042222*
Fax: +598 2 6042222 ext. 4112

More information

If you would like to receive information on a specific topic, take a look at the list below and contact our experts.

Member Services

Topic Email Address
Requesting number resources: IPv4, IPv6 and autonomous systems (*)
Resource certification (RPKI)
Requesting bulk WHOis or bulk RDAP
hostmaster [at] lacnic [.] net
Member services and benefits
Updating a Membership Contact
Information on elections
membresia [at] lacnic [.] net
Billing and payments
Account statement inquiries
facturacion [at] lacnic [.] net

(*) If your organization is based in Brazil or Mexico, please contact:
Brazil ( /
Mexico (IAR.MX): /


Topic Email Address
Registering for an event
Event logistics
Questions and comments regarding an event   
meeting [at] lacnic [.] net
Fellowship Program
becas [at] lacnic [.] net
Sponsorship opportunities
sponsorship [at] lacnic [.] net
LACNIC app consultasapp [at] lacnic [.] net
LACNIC On the Move
onthemove [at] lacnic [.] net
LACNIC Technical Forum ftl-comite [at] lacnic [.] net

Training Activities

Email Address
In-person training activities and webinars
training [at] lacnic [.] net
Registering for a course on the LACNIC Campus
campus [at] lacnic [.]net

Policy Development Process

Topic Email Address
Fellowship Program
politicas [at] lacnic [.] net

Cooperation Projects

Topic Email Address
Agreements with other organizations
Project management
proyectos [at] lacnic [.] net

Incident Warning, Advice and Reporting Point (LACNIC CSIRT)

Topic Email Address
Reporting a security incident
csirt [at] lacnic [.] net

Other Topics

Topic Email Address
General Information comunicaciones [at] lacnic [.] net
For information on current job opportunities
and the specific email addresses to apply,
take a look at the Job Opportunities page on LACNIC's website:

Discussion Lists

If you would like to discuss agreements and share experiences on a specific topic for the promotion of Internet development, we invite you to subscribe to our discussion lists.  
Announcements, Policies, Caribbean, IT Women, Employment Opportunities, Network Security, Interconnection, IPv6, LACNOG, Internet Governance.

Official holidays:

Holiday (Uruguay) Date
New Year's Day 1St January 2020
Three Kings' Day 6 January 2021
Carnival Monday 15 February 2020
Carnival Tuesday 16 February 2020
Tourism Week 1 April 2020
Tourism Week 2 April 2020
Landing of the Thirty-Three Patriots 19 April 2021
Battle of Las Piedras 17 May 2021
Independence Day 25 August 2021
Columbus Day 11 October 2021
All Souls' Day 2 November 2021