Heres some interesting numbers i found:

020 8605 followed by

3104 - voicemail of 'Barbara at Ebay'
3106 - voicemail of 'Clive Curtis'
3107 - voicemail of 'ambreda'? thick indian accent, hard to understand
3001 - PAypal Europe fax machine
3002 - a fax machine (Ebay? - same block of numbers)
3004 - Ebay Sellers Support
3105 - voicemail says 'Antony Altham of Paypal Legal group'
3111 - Ebay Sellers Support (again)
3112 - voicemail login (asks for extension and password)
3113 - just rings
3114 - unnamed voicemail
3115 - just rings
3116 - just rings
3117 - just rings

+353 1436 9004 Dublin office UK accounts
Also use +353 1436 9111

020 8610 0150 Office of executive escalations