Team Foundation web Services comes in two flavors V1.0, and V2.0, perhaps for backward compatibility with Team Explorer 2005 as given below:
Build Service
V1.0
http://TFSServerName:ServerPortNumber/Build/V1.0/BuildController.asmx
http://TFSServerName:ServerPortNumber/Build/V1.0/BuildStore.asmx
http://TFSServerName:ServerPortNumber/Build/V1.0/Integration.asmx
http://TFSServerName:ServerPortNumber/Build/V1.0/PublishTestResultsBuildService.asmx
http://TFSServerName:ServerPortNumber/Build/V1.0/PublishTestResultsBuildService2.asmx
V2.0
http://TFSServerName:ServerPortNumber/Build/V2.0/BuildService.asmx
http://TFSServerName:ServerPortNumber/Build/V2.0/Integration.asmx
Services Service
V1.0
http://TFSServerName:ServerPortNumber/Services/v1.0/AuthorizationService.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/CommonStructureService.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/EventService.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/GroupSecurityService.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/ProcessTemplate.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/projectMaintenance.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/Registration.asmx
http://TFSServerName:ServerPortNumber/Services/v1.0/ServerStatus.asmx
V2.0
http://TFSServerName:ServerPortNumber/Services/v2.0/GroupSecurityService2.asmx
Version Control Service
V1.0
http://TFSServerName:ServerPortNumber/VersionControl/v1.0/Administration.asmx
http://TFSServerName:ServerPortNumber/VersionControl/v1.0/Integration.asmx
http://TFSServerName:ServerPortNumber/VersionControl/v1.0/ProxyStatistics.asmx
http://TFSServerName:ServerPortNumber/VersionControl/v1.0/Repository.asmx
Warehouse Service
V1.0
http://TFSServerName:ServerPortNumber/Warehouse/v1.0/warehousecontroller.asmx
WorkItem Tracking Service
V1.0
http://TFSServerName:ServerPortNumber/WorkItemTracking/v1.0/ClientService.asmx
http://TFSServerName:ServerPortNumber/WorkItemTracking/v1.0/ConfigurationSettingsService.asmx
http://TFSServerName:ServerPortNumber/WorkItemTracking/v1.0/ExternalServices.asmx
http://TFSServerName:ServerPortNumber/WorkItemTracking/v1.0/Integration.asmx
http://TFSServerName:ServerPortNumber/WorkItemTracking/v1.0/SyncEventsListener.asmx
