Contact Us

Contacting us is easy. Select the method you are most comfortable with, either email, phone or perhaps you’re looking for a specific location at one of our global offices. Whichever you prefer we look forward to hearing from you.

If you are looking to contact the ADVAM team, please click here. 

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Call us

CONTACT PAYMENT SOLUTIONS

Sales USA:

+1 866 523 0661

Customer Support USA:

+1 703 453 8300

TNSPay Mobile Customer Support USA:

+1 800 748 3448

Sales UK & Europe:

+44 (0)114 292 0200

Customer Support UK & Europe:

+44 (0)114 292 0200

Sales France:

+33 (0)1 7236 6321

Sales Asia Pacific:

+61 2 9096 3200

Customer Support Australia:

1800 155 510

Customer Support Australia:

+61 2 9096 3200

Customer Support São Paulo, Brazil:

+11 3230 2892

Customer Support João Pessoa, Brazil:

+83 98829 5412 

Customer Support Hong Kong:

800 906 538

Customer Support Malaysia:

1800 816 653

Customer Support New Zealand:

0800 444706

Customer Support Philippines:

1 800 1  116 0919

Customer Support Sri Lanka:

247 2471

Customer Support Singapore:

+65 6828 1014

Customer Support Taiwan:

00801 14 7048

Customer Support Thailand:

001 800 13 203 2850

CONTACT TELECOMS SOLUTIONS

Sales USA:

+1 703 453 8440

Telecom Support USA:

+1 800 416 3882

Sales UK and Europe:

+44 (0)207 336 1510

General Enquiries UK & Europe:

+44 (0)114 292 0200

General Enquiries Asia Pacific:

+61 2 9096 3200

CONTACT FINANCIAL SOLUTIONS

Sales USA:

+1 703 453 8506

Sales Asia Pacific:

South Korea +82 2 782 3914

Customer Support New Zealand:

0800 444706

24/7 Network Operations Teams:

+1 703 453 8505

Sales UK and Europe:

+44 (0)207 336 1510

Sales Asia Pacific:

India +91 44 4359 7212

Sales Asia Pacific:

Japan +813 6205 4588

24/7 Network Operations Teams:

+44 (0)114 292 0112

Sales Asia Pacific:

Singapore +65 6828 1014

Sales Asia Pacific:

Hong Kong  +852 3 709 4778

24/7 Network Operations Teams:

+61 2 9096 3200

Global Locations

For location details of the appropriate TNS Locations, please click a continent on map below.

Americas

Brazil
Transaction Network Services Brazil
R. Abdias Gomes de Almeida
901-Tambauzinho
João Pessoa - Paraíba
58042-100
Brazil
Phone: +83 3194 1400

Brazil
Transaction Network Services Brazil
Av. Pedroso de Morais,
251 Salas 21,
113, 114 - Pinheiros,
São Paulo
SP, 05419-000
Brazil
Phone: +11 3230 2892

USA
Global HQ
Transaction Network Services Inc.
10740 Parkridge Boulevard, Suite 100
Reston
Virginia 20191
USA
Phone: +1 703 453 8300

USA
Transaction Network Services Inc.
7311 W 132nd Street, Suite 300
Overland Park
Kansas 66213-2633
USA
Phone: +1 913 814 6200

USA
Transaction Network Services Inc.
3000 Bayport Drive, Suite 900
Tampa
Florida 33607
USA
Phone: +1 703 453 8300

USA
Transaction Network Services Inc.
1111 Michigan Ave
STE 202
East Lansing, MI 48823
USA
Phone: +1 517 336 1800

USA
Transaction Network Services Inc.
606 Columbia Street NW, Suite 200
Olympia
Washington, 98501
USA
Phone: +1 360 493 6000

USA
Cequint
1011 Western Avenue, Suite 800
Seattle
Washington 98104
USA
Phone: +1 206 264 1909

USA
Cequint
100 W Cypress Creek Road, Suite 820
Fort Lauderdale
Florida 33309
USA
Phone: +1 206 264 1909

USA
Transaction Network Services Inc.
401 Park Ave S
New York,
NY 10016
USA
Phone: +1 703 453 8300

Asia Pacific

Australia
ADVAM (Australia) A TNS Company
Level 2/26
Franklin Street
Adelaide
SA 5000
Australia
Phone: +1300 130 778

Australia
Transaction Network Services Australia Pty Ltd
Level 10 Angel Place
123 Pitt Street
Sydney
NSW 2000
Australia
Phone: +1800 155 510

Hong Kong
Transaction Network Services HK Pte Ltd
Unit 46-122, 46/F
Lee Garden One
33 Hysan Avenue
Causeway Bay
Hong Kong
Phone: PSD +852 3701 4800
Phone: FSD +852 3 709 4778
Phone: 800 906 538

India
Transaction Network Services
Suite C-12A/14, 3rd Floor
Commerce Center Building
78 Tardeo Road
Mumbai 400 034
India
Phone: +91 22 7127 9244
Phone: 000 800 100 3771

Japan
Transaction Network Services Japan K.K
Toranomon Kotohira Tower 16F
1-2-8 Toranomon
Minato-ku
Tokyo 105-0001
Japan
Phone: +81 3 6205 4580
Phone: 0800 222 1130

Malaysia
Transaction Network Services
L4-I-5, Level 4
Enterprise 4
Technology Park Malaysia
Bukit Jalil, Kuala Lumpur
57000
Malaysia
Phone: +603 8992 3152
Phone: 1800 816 653

New Zealand
Transaction Network Services
Level 3
Kauri Timber Building
104 Fanshawe Street
Auckland
1010
Phone: +021 2888 074
Phone: 0800 444 706

Philippines
Transaction Network Services
7th floor
The Ascott Makati
1224 East Street
Makati
Metro Manila
1224
Philippines
Phone: +63 32 234 6310
Phone: 1800 1116 0919

South Korea
Transaction Network Services LLC
#2208-501 Xi Officetel
Yeouidong-ro 3 gil 10
Yeongdeungpo-gu
Seoul 07324
Phone: 070 4732 5825

Fax: +82 2 782 3916
Singapore
Transaction Network Services SG Pte Ltd
Level 30 South Beach Tower
38 Beach Road
Singapore 189767
Phone: +65 6828 1014
Phone: 800 852 3068

Fax: +65 6828 1177
Taiwan
Transaction Network Services Ltd
11 Fl., No. 281
Section 4, SingYi Road, Da’An District
Taipei, 106
Taiwan
Phone: +886 2 7743 0889
Phone: 00801 14 7048

Thailand
Transaction Network Services (Thailand) Co. Ltd
20-105, T-One Building 20th fl
8, Sukhumvit 40
Phra Khanong, Khlong Toei
10110 Bangkok
Thailand
Phone: +66 60 0035394
Phone: 001 800 13 203 2850

Fax: +662 610 3601

Europe

France
Transaction Network Services S.A.S
1 Rue Saint Georges
5th Floor
75009 Paris
France
Phone: +33 (0)1 7236 6321

Germany
Transaction Network Services GmbH
Martin-Behaim-Str. 12
D-63263 Neu-Isenburg
Germany
Phone: +49 6102 798 4900

Ireland
Transaction Network Services Ireland Ltd
Suite 2, Third Floor
23 Shelbourne Road
Ballsbridge
D04 PY68, Dublin 4
Ireland
Phone: +353 1 865 9200

Italy
Transaction Network Services S.r.l
Via Pergolesi, 2A
20124 Milano
Italy
Phone: +39 02 4812 253

Italy
Transaction Network Services S.r.l
Viale Masini, 42
40126 Bologna
Italy
Phone: +39 051 4211 751

Spain
Transaction Network Services S.A.U.
Via de las Dos Castillas 33
Atica Edificio 6
Planta 3
28224 Pozuelo de Alarcon
Madrid
Phone: +34 91 799 1670

UK
Transaction Network Services (UK) Ltd
5 Europa View
Sheffield Business Park
Sheffield
S9 1XH
UK
Phone: +44 (0)114 292 0200

UK
Transaction Network Services (UK) Ltd
Orion House
Bessemer Road
Welwyn Garden City
Hertfordshire
AL7 1HH
UK
Phone: +44 (0)1707 362 200

UK
ADVAM (UK) A TNS Company
Fairbairn House, 72 Sackville St, Manchester M1 3NJ, UK
Phone: +0330 016 0337

UK – Financial Services Division
Transaction Network Services (UK) Ltd
4th Floor
80 Clerkenwell Road
London
EC1M 5RJ
UK

Phone: +44 (0)207 336 1510