Metaswitch has offices across the US, the UK, and the Middle East, Latin America and Asia/Pacific regions.


Metaswitch has offices across the US, the UK, and the Middle East, Latin America and Asia/Pacific regions.

London, UK

UK headquarters

100 Church Street
Tel: +44 20 8366 1177
Fax: +44 20 8363 1468

Los Altos, CA

USA headquarters

399 Main Street
Los Altos
CA 94022
Tel: +1 415 513-1500
Fax: +1 415 513-1501

Alameda, CA


1801 Harbor Bay Parkway, Suite 100
CA 94502
Tel: +1 415 513-1500
Fax: +1 415 513-1501

Reston, VA


11600 Sunrise Valley Drive
Suite 380
VA 20191
Tel: +1 703 480 0500
Fax: +1 703 480 0499

AP/AR and US tax correspondence should be sent to this office

Frisco, TX


2801 Network Blvd
Suite 810
TX 75034
Tel: +1 214 572 7800
Fax: +1 214 575 9007



Level 10, Tower 4, World Trade Centre
611 Flinders Street
Victoria 3005
Tel: +61 3 8630 2927
Fax: +61 3 8630 2800

Mexico City


Edificio Terret
Blvd. Miguel de Cervantes Saavedra 301
Torre Sur. Piso 14
Col. Granada
Mexico City 11520
Tel: +1 510 217 1361

Hong Kong


Room 901 & 1102
Lee Garden One
33 Hysan Avenue
Causeway Bay
Hong Kong
Tel: +852 3796 2580
Fax: +852 3959 8800


1 Fullerton Road #02-01
One Fullerton 
Singapore 049213
Tel: +65 6408 3900

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