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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.

Email us

Call us

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 Asia Pacific:
+61 2 9959 0800
Customer Support Australia:
1800 155 510
Customer Support Australia:
+61 2 9959 0800
Customer Support Hong Kong:
800 906 538
Customer Support Malaysia:
1800 816 653
Customer Support New Zealand:
0800 444706
Customer Support Singapore:
800 852 3068
Customer Support Taiwan:
00801 14 7048
Customer Support Thailand:
001 800 13 203 2850
Sales USA:
+1 703 453 8440
Telecom Support USA:
+1 800 416 3882
General Enquiries USA:
+1 703 453 8300

General Enquiries UK & Europe:
+44 (0)114 292 0200

General Enquiries Asia Pacific:
+61 2 9959 0800
Sales USA:
+1 703 453 8506
24/7 Network Operations Teams:
+1 703 453 8505

Sales UK and Europe:
+44 (0)207 336 1510
24/7 Network Operations Teams:
+44 (0)114 292 0112

Sales Asia Pacific:
+852 3103 1095
24/7 Network Operations Teams:
+61 2 9959 0800
}

Global locations

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

Europe

France
Transaction Network Services S.A.S
1 Rue Saint Georges
5th Floor
75009 Paris
France
Phone: +33 (0)1 7236 6321
Fax: +33 (0)1 7236 6320
Germany
Transaction Network Services GmbH
Martin-Behaim-Str. 12
D-63263 Neu-Isenburg
Germany
Phone: +49 6102 79 8490
Ireland
Transaction Network Services Ltd
Block F3
Dunluce House
East Point Business Park
Clontarf
Dublin 3
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
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
Phone: +44 (0)1707 362 200
UK, Financial Services Division
Transaction Network Services (UK) Ltd
3rd Floor
99 Charterhouse Street
London
EC1M 6HR
UK
Phone: +44 (0)207 336 1510
Fax: +44 (0)207 336 1521
Romania
Transaction Network Services
Piata Alba Iulia nr. 6
Block I5 Scale 3 Floor 7
Apartment 77 Sector 3
Bucharest
Romania 031104
Phone: +40 031 490 99 99
Fax: +40 021 313 88 18
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

The Americas

USA
Global HQ
Transaction Network Services Inc.
10740 Parkridge Boulevard, Suite 100
Reston
Virginia 20191
Phone: +1 703 453 8300
USA
Transaction Network Services Inc.
4501 Intelco Loop SE
Lacey
Washington 98503
USA
Phone: +1 360 493 6000
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.
2502 Rocky Point Drive, Suite 250
Tampa
Florida 33607
USA
Phone: +1 703 453 8300
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

AsiaPac

Australia
Transaction Network Services Australia Pty Ltd
Level 10 Angel Place
123 Pitt Place
Sydney
NSW 2000
Phone: +61 2 9959 0800
Hong Kong
Payments Division
Transaction Network Services HK Pte Ltd
Room 2201-07
Jumpstart Business Centre
Tower Two, Times Square
1 Matheson Street, Causeway Bay
Phone: +852 3753 8831
Hong Kong
Financial Services Division
Transaction Network Services HK Pte Ltd
15/F, 100 QRC
100 Queens Road Central
Hong Kong
Phone: +852 3180 9302
Fax: +852 3180 9399
India
Transaction Network Services India Pvt Ltd
Suite C-12A/14, 3rd Floor
Commerce Center Building
78 Tardeo Road
Mumbai 400034, India
Phone: +91 44 43597212
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
South Korea
Transaction Network Services LLC
#2208-501,10,
Yeouidong-ro 3-gil
Yeongdeungpo-gu
Seoul, 07324
South Korea
Phone: +82 2 782 3914 +82 2 782 3915
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 1188
Fax: +65 6828 1177
Taiwan
Transaction Network Services Ltd
Suite B06, 11 Fl., No. 281
Section 4, SingYi Road, Da’An District
Taipei, 106
Taiwan
Phone: +886 2 7743 0889
Thailand
Transaction Network Services (Thailand) Co. Ltd
Q House Lumpini #2774
1 South Sathorn Road, Level 27
Tungmahamek
Sathorn, Bangkok 10120
Thailand
Phone: +662 610 3794
Fax: +662 610 3601
Malaysia
Transaction Network Services
Office 4, IIC Level 2, Resource Centre
Technology Park Malaysia
Lebuhraya Puchong - Sg Besi,
57000 Bukit Jalil, Kuala Lumpur
MALAYSIA
Phone: +603 89923152