Complaints

HomeComplaints

If you have a complaint about any aspect of your service, you can contact Colt by any of the below listed methods.

Please provide the following information:

  • The main details of your complaint
  • Your Colt account or circuit number (existing Colt customers only); and
  • Your name and telephone number

Complaints Contact Information by Country

Country
United Kingdom 0800 358 3999 / +44 207 6087
(Monday to Friday, 8:30am - 5pm)
Customer Service
Colt Technology Services
Colt House
20 Great Eastern Street
London
EC2A 3EH
Austria 0800 880 990 / +43 1 253 07 02
(Monday to Friday, 9am - 5pm)
Colt Technology Services
GmbHz.H.
Kundenbetreuung
Kärntner Ring 10-12
1010 Wien
Belgium 0800 507 01 / +32 2 790 16 29
(24 hours)
Customer Service
Colt Technology Services
nv Culliganlaan 2 H
B-1831 Diegem
Denmark +45 70 71 25 99
(24 hours)
Colt Technology Services A/S
Borgmester Christiansensgade
55 2450 København SV
France 0800 948 888 / +33 1 709 95 600
(Monday to Friday, 9am-5pm)
Colt Technology Services
Customer Service
23-27 rue Pierre Valette
92247 Malakoff Cedex
Germany 0800 182 2233 / +49 69 56606 9000
(24 hours)
Colt Technology Services GmbH,
Gervinusstrasse 18-22
60322 Frankfurt
Ireland 1800 944 040 / +353 01 536 9312
(Monday to Friday, 9am-5pm)
Colt Technology Services Limited
One Gateway, East Wall Road
Dublin 3
Italy 192 090 / +39 0289634895
(Monday to Friday, 9am - 5pm)
Colt Technology Services
S.p.A.Viale Jenner,
56 20159 Milano
Netherlands 0800 265 8023 / +31 20 798 0000 Colt Technology Services B.V.,
Van der Madeweg 12-14a
1114 AM AMSTERDAM-DUIVENDRECHT
Postbus 94014
1090 GA AMSTERDAM
Portugal 808 780 222 / +35 1 211 202 795
(De Segunda a Sexta-feira: das 9h00 às 18h00)
Estrada da Outurela,n.º 118,
Ed. B1, Parque Holanda,
2790-114 Carnaxide
Spain 901 888400 / +34 91 7887520
(Monday to Friday, 9am-1pm and 2pm-6pm)
Colt Technology Services SAU
Customer services
C/ Telémaco nº 5
28027 Madrid
Sweden +46 8781 8383
(24 hours)
Colt Technology Services
ABBox 3458
103 69 Stockholm
Switzerland 0800 560 560 / +41 58 560 1720
(Monday to Friday, 9am - 5pm)
Colt Technology Services GmbH
Albulastrasse 47,
8048 Zürich

If your complaint remains unresolved after eight weeks, subject always to any other timeframe as specified by applicable law, or if we agree in writing that the dispute should be settled by Alternate Dispute Resolution (ADR) you can contact one of the following organisations:

Ombudsman Information by Country

United Kingdom Ombudsman Services 0330 440 1614 osenquiries@os-communications.org Ombudsman Services: Communications
PO Box 730
Warrington WA4 6WU
Ombudsman Services is a third party arbitrator and they will take evidence from both you and Colt to make an independent decision based on the merits of the case. Ombudsman Services will only handle disputes for businesses with ten employees or fewer.
Austria Rundfunk und Telekom Regulierungs-GmbH („RTR“) 0810 511811 (EUR 0.07267/minute) Monday to Friday, 8am - 5pm www.rtr.at Rundfunk und Telekom Regulierungs-GmbH Schlichtungsstelle Mariahilfer Straße 77-79 1060 Wien A deadline may be set for the RTR to act. This will need to be met if your enquiry is to be processed. When you receive our response, please verify the existence of any such deadlines immediately.
Belgium Ombudsdienst voor Telecommunicatie / Service de médiation pour les télécommunications +32 22230909 or +32 22230606 klachten@ombudsmantelecom.be; plaintes@mediateurtelecom.be; www.ombudsmantelecom.be Barricadenplein 11000 Brussel No additional information
Denmark Teleankenævnet +45 33186900 Teleanke@teleanke.dk or www.teleanke.dk Teleankenævnet Nørre Voldgade 48, st. 1358 København K The Danish complaints body "Teleankenævnet" handles certain disputes between end consumers and providers of certain tele¬communications services. Find out more about Teleankenævnet's authority and other requirements governing the filing of complaints at www.teleanke.dk.
Germany Conciliation Board of the Federal Network Agency for Electricity, Gas, Telecommunications +49 228140 info@bnetza.de, www.bundesnetzagentur.de Ref. 216 Schlichtungsstelle Postfach 80 01 53105 Bonn No additional information
Ireland Commission for Communications Regulation (ComReg) +353 1 8049600 info@comreg.ie or consumerline@comreg.ie or www.comreg.ie Block DEF, Abbey Court, Irish Life Centre, Lower Abbey Street, Dublin 1 No additional information
Italy Comitato Regionale per le Comunicazioni (Co.Re.Com.) n/a A list of Co.Re.Com. is available at www.corecomitalia.it n/a There is one Co.Re.Com. in each Italian Region. The customer should contact the Co.Re.Com. in the region where he is resident or where the offices are located.
Netherlands ACM (Authority for Consumers and Markets) +31 70 7222 000 www.acm.nl PO Box 163262500 BH Den Haag No additional information
Portugal ANACOM – Autoridade Nacional de Telecomunicações 800206665 (De Segunda a Sexta-feira: das 9h00 às 16h00) info@anacom.pt ; www.anacom.pt Av. José Malhoa, n.º 12,1099-017 Lisboa No additional information
Spain SETSI 901336699 www.usuariosteleco.es Gobierno de España. Ministerio de Industria Turismo y Comerci P. de Castellana, 160, C.P. 28071 Madrid , Madrid, España . No additional information
Switzerland Federal Communications Commission (ComCom) +41 313235290 comcom@comcom.admin.ch ; www.comcom.admin.ch Marktgasse 9CH-3003 Bern No additional information

If you have taken the steps outlined above but are still concerned, you can file a complaint with your National Regulatory Authority:

Supervisory Authority by Country

United Kingdom Office of Communications (OFCOM) 020 7981 3040 or 0300 123 333, contact@ofcom.org.uk or www.ofcom.org.uk Ofcom Contact Centre, Riverside House, 2a Southwark Bridge Road, London SE1 9HA Ofcom cannot alter an Otelo decision, nor can Ofcom ask for the decision to be reviewed.
Austria Broadcasting and Telecom Regulatory GmbH ("RTR") 0810 511811 (EUR 0.07267/minute) Monday to Friday, 8am - 5pm Webformular unter: www.rtr.at Broadcasting and Telecom Regulatory Licensing Office Mariahilfer Straße 77-79 1060 Vienna Deadlines can be provided for the responsibility of the RTR, which you must comply with, otherwise your request will not be processed: please inform yourself immediately upon receipt of our execution on the existence of such deadlines.
Belgium BIPT / IBPTBelgian Institute for Postal Services and Telecommunications Institut belge des services postaux et des télécommunications +32 (0) 2 226 88 88 info@bipt.be www.ombudsman telecom.be BIPT - Ellipse Building - Building C - Boulevard du Roi Albert II 35 - 1030 Brussels N/A
Denmark N/A N/A N/A The Danish complaints body “Teleankenævnet” will forward complaints to other Danish complaints bodies as appropriate. If no relevant complaints body exists the customer can opt to take legal action through the competent courts.
France Regulatory Authority for Electronic Communications and Posts (ARCEP) +33 140477000 courrier@arcep.fr www.arcep.fr Regulatory authority for electronic communications and substations7, Square Max Hymans 75730 PARIS Cedex 15 N/A
Germany Federal Network Agency for Electricity, Gas, Telecommunications, Post and Railways +49 228140 info@bnetza.de www.bundesnetzagentur.de Tulip field 453113 Bonn N/A
Ireland Commission for Communications Regulation (ComReg) +353 1 8049600 info@comreg.ie or consumerline@comreg.ie www.comreg.ie Block DEFAbbey Court Irish Life Centre Lower Abbey Street Dublin 1 N/A
Italy Authority for Communications Guarantees (Agcom) +39 081 7507111 or +39 06 69644111 info@agcom.it www.agcom.it Centro Direzionale, Isola B5Torre Francesco 80143 Naples Prior to engaging Agcom the customer must contact the competent Co.Re.Com. and go through with their mediation procedure.
Netherlands OPTA (Independent Post and Telecommunications Authority) +31 70 315 35 00 Please refer to www.opta.nl to fill in online form Zurichtoren Muzenstraat 41 2511 WB The Hague N/A
Portugal ANACOM - Autoridade Nacional de Telecomunicações 800206665 (Monday to Friday: 9am to 4pm) info@anacom.pt www.anacom.pt Of. José Malhoa, n.º 12,1099-017 Lisbon N/A
Spain N/A N/A N/A The Spanish regulator SETSI only deals with operators and not with customer complaints.
Sweden The National Post and Telecom Agency (PTS) +46 8 678 55 00 pts@pts.se www.pts.se Box 5398102 49 Stockholm N/A
Switzerland Federal Communications Commission (ComCom) +41 313235290 comcom@comcom.admin.ch www.comcom.admin.ch Marktgasse 9CH-3003 Bern N/A